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Best Transmission Shift Kits - Buying Guide

Last Updated: 11/11/2019

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Bestselling Transmission Shift Kits on Amazon

  1. B&M 30262 Shift Improver Kit for Automatic Transmissions
  2. American Shifter 58891 Single Action Automatic Transmission Shifter Kit with 23" Single Bend Arm and...
  3. American Shifter 58217 Single Action Automatic Transmission Shifter Kit with 6" Straight Arm and Bla...
  4. American Shifter 60589 Single Action Automatic Transmission Shifter Kit with 10" Single Bend Arm and...
  5. American Shifter 58581 Single Action Automatic Transmission Shifter Kit with 12" Single Bend Arm and...
  6. American Shifter 58927 Single Action Automatic Transmission Shifter Kit with 23" Dual Bend Arm and B...
  7. B&M 70239 Shift Improver Kit for Automatic Transmissions
  8. American Shifter 58941 Single Action Automatic Transmission Shifter Kit with 23" Dual Bend Arm and B...
  9. American Shifter 58553 Single Action Automatic Transmission Shifter Kit with 10" Single Bend Arm and...
  10. American Shifter 60649 Single Action Automatic Transmission Shifter Kit with 16" Single Bend Arm and...

  #1

B&M 30262 Shift Improver Kit for Automatic Transmissions

Model: 30262   |    Mpn: 30262   |    Ean: 0019695302627   |    PartNumber: 30262   |   Asin: B000CIGDKG

The B&M Shift Improver Kit can help increase the performance and durability of your stock automatic transmission. By eliminating many restrictive oil flow controls in the transmission's valve body, it allows the transmission to shift more firmly and reduce slippage and shift overlap, providing crisper shifts and reducing wear. Each kit gives you two modes of performance to select from -- RV/heavy duty or street/strip. The heavy duty option provides positive shifts without loss of driver comfort for improved performance, and is designed for regular passenger vehicles. The street/strip option provides positive shifts for high performance street use or for competitive events, and is designed for the enthusiast who wants the hardest, quickest possible shift.

Features

  • Recalibrates your automatic transmission for crisp shifts, optimum performance, and extended life
  • Eliminates shift overlap and excess wear on clutches and bands due to slippage
  • Two kits in one box -- select Stage 1 for RV/heavy duty applications, or Stage 2 for street/strip applications
  • Installs easily with hand tools
  • Backed by the manufacturer with a 1 year limited warranty
  • See more on Amazon...

Brand: B&M   |   Manufacturer: B&M

Item Dimensions: 2.1 x 10.7 x 13.7 inches (5.3 x 27.2 x 34.8 cm)   |   Package Dimensions: 0.5 x 14 x 17 inches (1.3 x 35.6 x 43.2 cm)

First Available: 2012-03-27

Amazon Price: $45.38 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 24 hours
List Price: $45.38 | Used Price: $31.83

Warranty: 1 Year Limited

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  #2

American Shifter 58891 Single Action Automatic Transmission Shifter Kit with 23" Single Bend Arm and Black Knob for Ford C4 Transmission

Model: 58891   |    Mpn: 58891   |    Ean: 0802269625983   |    PartNumber: 58891   |   Asin: B005R90DKQ

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 23 inches single bend arm with black knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Item Dimensions: 6.5 x 7.01 x 30 inches (16.5 x 17.8 x 76.2 cm)   |   Package Dimensions: 7 x 7.1 x 30.2 inches (17.8 x 18.0 x 76.7 cm)

First Available: 2012-02-16

Amazon Price: $207.64 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 24 hours
List Price: $208.70

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  #3

American Shifter 58217 Single Action Automatic Transmission Shifter Kit with 6" Straight Arm and Black Knob for GM 700R4 Transmission

Model: 58217   |    Mpn: 58217   |    Ean: 0802269619180   |    PartNumber: 58217   |   Asin: B005R8ZWIU

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 6 inches straight arm with black knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Package Dimensions: 6.8 x 7.2 x 30.1 inches (17.3 x 18.3 x 76.5 cm)

First Available: 2012-02-16

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  #4

American Shifter 60589 Single Action Automatic Transmission Shifter Kit with 10" Single Bend Arm and Deluxe Knob for GM Powerglide Transmission

Model: 60589   |    Mpn: 60589   |    Ean: 0802269642966   |    PartNumber: 60589   |   Asin: B005R91P94

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 10 inches single bend arm with deluxe knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Package Dimensions: 6.8 x 7.2 x 30 inches (17.3 x 18.3 x 76.2 cm)

First Available: 2012-02-16

Amazon Price: $181.93 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 2 to 4 weeks
List Price: $187.45

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  #5

American Shifter 58581 Single Action Automatic Transmission Shifter Kit with 12" Single Bend Arm and Black Knob for GM TH350 Transmission

Model: 58581   |    Mpn: 58581   |    Ean: 0802269622883   |    PartNumber: 58581   |   Asin: B005R908CY

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 12 inches single bend arm with black knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Package Dimensions: 6.9 x 7.1 x 30.2 inches (17.5 x 18.0 x 76.7 cm)

First Available: 2012-02-16

Amazon Price: $147.23 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 2 to 5 weeks
List Price: $186.41

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  #6

American Shifter 58927 Single Action Automatic Transmission Shifter Kit with 23" Dual Bend Arm and Black Knob for Ford C6 Transmission

Model: 58927   |    Mpn: 58927   |    Ean: 0802269626348   |    PartNumber: 58927   |   Asin: B005R90IFG

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 23 inches dual bend arm with black knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Package Dimensions: 7.1 x 7.2 x 30.1 inches (18.0 x 18.3 x 76.5 cm)

First Available: 2012-02-16

Amazon Price: $206.59 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 1 to 2 months
List Price: $212.15

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  #7

B&M 70239 Shift Improver Kit for Automatic Transmissions

Model: 70239   |    Mpn: 70239   |    Ean: 0019695702397   |    PartNumber: 70239   |   Asin: B000CIKCNA

The B&M Shift Improver Kit can help increase the performance and durability of your stock automatic transmission. By eliminating many restrictive oil flow controls in the transmission's valve body, it allows the transmission to shift more firmly and reduce slippage and shift overlap, providing crisper shifts and reducing wear. Each kit gives you two modes of performance to select from -- RV/heavy duty or street/strip. The heavy duty option provides positive shifts without loss of driver comfort for improved performance, and is designed for regular passenger vehicles. The street/strip option provides positive shifts for high performance street use or for competitive events, and is designed for the enthusiast who wants the hardest, quickest possible shift.

Features

  • Recalibrates your automatic transmission for crisp shifts, optimum performance, and extended life
  • Eliminates shift overlap and excess wear on clutches and bands due to slippage
  • Two kits in one box -- select Stage 1 for RV/heavy duty applications, or Stage 2 for street/strip applications
  • Installs easily with hand tools
  • Backed by the manufacturer with a 1 year limited warranty
  • See more on Amazon...

Brand: B&M   |   Manufacturer: B&M

Package Dimensions: 2.2 x 10.6 x 13.6 inches (5.6 x 26.9 x 34.5 cm)

First Available: 2012-03-27

Amazon Price: $54.10 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 24 hours
List Price: $54.10

Warranty: 1 Year Limited

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  #8

American Shifter 58941 Single Action Automatic Transmission Shifter Kit with 23" Dual Bend Arm and Black Knob for GM 700R4 Transmission

Model: 58941   |    Mpn: 58941   |    Ean: 0802269626485   |    PartNumber: 58941   |   Asin: B005R90JZ0

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 23 inches dual bend arm with black knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Package Dimensions: 7 x 7.2 x 30.2 inches (17.8 x 18.3 x 76.7 cm)

First Available: 2012-02-16

Amazon Price: $206.37 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 24 hours
List Price: $206.37

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  #9

American Shifter 58553 Single Action Automatic Transmission Shifter Kit with 10" Single Bend Arm and Black Knob for GM Powerglide Transmission

Model: 58553   |    Mpn: 58553   |    Ean: 0802269622609   |    PartNumber: 58553   |   Asin: B005R90554

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 10 inches single bend arm with black knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Package Dimensions: 6.8 x 7.2 x 29.5 inches (17.3 x 18.3 x 74.9 cm)

First Available: 2012-02-16

Amazon Price: $173.81 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 2 to 4 weeks
List Price: $173.81

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  #10

American Shifter 60649 Single Action Automatic Transmission Shifter Kit with 16" Single Bend Arm and Deluxe Knob for GM 700R4 Transmission

Model: 60649   |    Mpn: 60649   |    Ean: 0802269646162   |    PartNumber: 60649   |   Asin: B005R91X64

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 16 inches single bend arm with deluxe knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Package Dimensions: 6.9 x 7.2 x 30 inches (17.5 x 18.3 x 76.2 cm)

First Available: 2012-02-16

Amazon Price: $214.95 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 1 to 3 months
List Price: $214.95

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  #11

B&M 70360 Shift Improver Kit for Automatic Transmissions

Model: 70360   |    Mpn: 70360   |    Ean: 7262318293816   |    PartNumber: 70360   |   Asin: B000CIKCR6

The B&M Shift Improver Kit can help increase the performance and durability of your stock automatic transmission. By eliminating many restrictive oil flow controls in the transmission's valve body, it allows the transmission to shift more firmly and reduce slippage and shift overlap, providing crisper shifts and reducing wear. Each kit gives you two modes of performance to select from -- RV/heavy duty or street/strip. The heavy duty option provides positive shifts without loss of driver comfort for improved performance, and is designed for regular passenger vehicles. The street/strip option provides positive shifts for high performance street use or for competitive events, and is designed for the enthusiast who wants the hardest, quickest possible shift.

Features

  • Recalibrates your automatic transmission for crisp shifts, optimum performance, and extended life
  • Eliminates shift overlap and excess wear on clutches and bands due to slippage
  • Two kits in one box -- select Stage 1 for RV/heavy duty applications, or Stage 2 for street/strip applications
  • Installs easily with hand tools
  • Backed by the manufacturer with a 1 year limited warranty
  • See more on Amazon...

Brand: B&M   |   Manufacturer: B&M

Package Dimensions: 2.2 x 10.6 x 13.7 inches (5.6 x 26.9 x 34.8 cm)

First Available: 2012-03-27

Amazon Price: $52.27 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 24 hours
List Price: $59.24

Warranty: 1 Year Limited

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  #12

American Shifter 58935 Single Action Automatic Transmission Shifter Kit with 23" Dual Bend Arm and Black Knob for GM 4L60-E Transmission

Model: 58935   |    Mpn: 58935   |    Ean: 0802269626423   |    PartNumber: 58935   |   Asin: B005R90JFA

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 23 inches dual bend arm with black knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Package Dimensions: 9.5 x 10.5 x 22 inches (24.1 x 26.7 x 55.9 cm)

First Available: 2012-02-16

Amazon Price: $210.18 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 24 hours
List Price: $228.18

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  #13

American Shifter 58573 Single Action Automatic Transmission Shifter Kit with 12" Single Bend Arm and Black Knob for GM 4L60-E Transmission

Model: 58573   |    Mpn: 58573   |    Ean: 0802269622807   |    PartNumber: 58573   |   Asin: B005R907K2

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 12 inches single bend arm with black knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Package Dimensions: 6.5 x 7 x 30 inches (16.5 x 17.8 x 76.2 cm)

First Available: 2012-02-16

Amazon Price: $181.20 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 1 to 3 months
List Price: $181.20

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  #14

American Shifter 58535 Single Action Automatic Transmission Shifter Kit with 10" Single Bend Arm and Black Knob for Ford AOD Transmission

Model: 58535   |    Mpn: 58535   |    Ean: 0802269622425   |    PartNumber: 58535   |   Asin: B005R902BQ

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 10 inches single bend arm with black knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Item Dimensions: 6.5 x 7.01 x 30 inches (16.5 x 17.8 x 76.2 cm)   |   Package Dimensions: 7 x 7.2 x 30.3 inches (17.8 x 18.3 x 77.0 cm)

First Available: 2012-02-16

Amazon Price: $183.58 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 1 to 3 months
List Price: $187.32

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  #15

American Shifter 58211 Single Action Automatic Transmission Shifter Kit with 6" Straight Arm and Black Knob for GM 4L60-E Transmission

Model: 58211   |    Mpn: 58211   |    Ean: 4201886611618   |    PartNumber: 58211   |   Asin: B005R8ZW08

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 6 inches straight arm with black knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Package Dimensions: 6.8 x 7.3 x 29.9 inches (17.3 x 18.5 x 75.9 cm)

First Available: 2012-02-16

Amazon Price: $177.95 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 1 to 3 months
List Price: $185.00

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  #16

American Shifter 60583 Single Action Automatic Transmission Shifter Kit with 10" Single Bend Arm and Deluxe Knob for GM TH350 Transmission

Model: 60583   |    Mpn: 60583   |    Ean: 0802269642904   |    PartNumber: 60583   |   Asin: B005R91O7W

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 10 inches single bend arm with deluxe knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Package Dimensions: 7 x 7.2 x 30 inches (17.8 x 18.3 x 76.2 cm)

First Available: 2012-02-16

Amazon Price: $180.52 | as of 11/11/2019(5:47am pst)
Availibility: Temporarily out of stock. Order now and we'll deliver when available. We'll e-mail you with an estimated delivery date as soon as we have more information. Your credit card will not be charged until we ship the item.
List Price: $182.71

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  #17

American Shifter 58579 Single Action Automatic Transmission Shifter Kit with 12" Single Bend Arm and Black Knob for GM 700R4 Transmission

Model: 58579   |    Mpn: 58579   |    Ean: 0802269622869   |    PartNumber: 58579   |   Asin: B005R9084M

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 12 inches single bend arm with black knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Package Dimensions: 6.9 x 7.1 x 29.5 inches (17.5 x 18.0 x 74.9 cm)

First Available: 2012-02-16

Amazon Price: $178.44 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 1 to 2 months
List Price: $186.69

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  #18

American Shifter 60287 Single Action Automatic Transmission Shifter Kit with 8" Arm and Deluxe Knob for GM 700R4 Transmission

Model: 60287   |    Mpn: 60287   |    Ean: 0802269639942   |    PartNumber: 60287   |   Asin: B005R91M8S

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 8 inches arm with deluxe knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Package Dimensions: 7.1 x 7.2 x 30.2 inches (18.0 x 18.3 x 76.7 cm)

First Available: 2012-02-16

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  #19

B&M 10025 Shift Improver Shift Kit

Model: 10025   |    Mpn: 10025   |    Ean: 0019695100254   |    PartNumber: 10025   |   Asin: B000CIICWS

The B&M Shift Improver Kit can help increase the performance and durability of your stock automatic transmission. By eliminating many restrictive oil flow controls in the transmission's valve body, it allows the transmission to shift more firmly and reduce slippage and shift overlap, providing crisper shifts and reducing wear. Each kit gives you two modes of performance to select from -- RV/heavy duty or street/strip. The heavy duty option provides positive shifts without loss of driver comfort for improved performance, and is designed for regular passenger vehicles. The street/strip option provides positive shifts for high performance street use or for competitive events, and is designed for the enthusiast who wants the hardest, quickest possible shift.

Features

  • Recalibrates your automatic transmission for crisp shifts, optimum performance, and extended life
  • Eliminates shift overlap and excess wear on clutches and bands due to slippage
  • Two kits in one box -- select Stage 1 for RV/heavy duty applications, or Stage 2 for street/strip applications
  • Installs easily with hand tools
  • Backed by the manufacturer with a 1 year limited warranty
  • See more on Amazon...

Brand: B&M   |   Manufacturer: B&M

Package Dimensions: 2.2 x 10.6 x 13.7 inches (5.6 x 26.9 x 34.8 cm)

First Available: 2012-03-27

Amazon Price: $86.60 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 24 hours
List Price: $86.60

Warranty: 1 Year Limited

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  #20

B&M 70380 ShiftPlus Electronic Shift Improver

Model: 70380   |    Mpn: 70380   |    Ean: 7262318352148   |    PartNumber: 70380   |   Asin: B000CIMH1A

The B&M ShiftPlus Electronic Shift Improver electronically recalibrates your automatic transmission for optimum performance and extended life, all without removing the transmission pan or valve body. It installs simply in minutes with hand tools, and then you can flip the switch to choose stock or performance mode. In performance mode the shift firmness is improved, reducing slippage and heat, and making driving more fun and pleasurable. The B&M ShiftPlus is emissions legal in all 50 states.

Features

  • Electronically recalibrates your transmission's hydraulic system for better performance
  • Choose stock or performance mode with the flip of a switch
  • Improves shift firmness for added driving pleasure, and the lower heat can extend the life of your transmission
  • Installs in minutes with hand tools -- no need to remove the transmission pan or valve body
  • Backed by the manufacturer with a 1 year limited warranty
  • See more on Amazon...

Brand: B&M   |   Manufacturer: B&M

Package Dimensions: 1.8 x 6.7 x 7.8 inches (4.6 x 17.0 x 19.8 cm)

First Available: 2012-03-27

Amazon Price: $55.69 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 24 hours
List Price: $55.69

Warranty: 1 Year Limited

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  #21

B&M 40263 Shift Improver Shift Kit

Model: 40263   |    Mpn: 40263   |    Ean: 0019695402631   |    PartNumber: 40263   |   Asin: B000CIIDBI

The B&M Shift Improver Kit can help increase the performance and durability of your stock automatic transmission. By eliminating many restrictive oil flow controls in the transmission's valve body, it allows the transmission to shift more firmly and reduce slippage and shift overlap, providing crisper shifts and reducing wear. Each kit gives you two modes of performance to select from -- RV/heavy duty or street/strip. The heavy duty option provides positive shifts without loss of driver comfort for improved performance, and is designed for regular passenger vehicles. The street/strip option provides positive shifts for high performance street use or for competitive events, and is designed for the enthusiast who wants the hardest, quickest possible shift.

Features

  • Recalibrates your automatic transmission for crisp shifts, optimum performance, and extended life
  • Eliminates shift overlap and excess wear on clutches and bands due to slippage
  • Two kits in one box -- select Stage 1 for RV/heavy duty applications, or Stage 2 for street/strip applications
  • Installs easily with hand tools
  • Backed by the manufacturer with a 1 year limited warranty
  • See more on Amazon...

Brand: B&M   |   Manufacturer: B&M

Package Dimensions: 2.2 x 10.6 x 13.6 inches (5.6 x 26.9 x 34.5 cm)

First Available: 2012-03-27

Amazon Price: $54.10 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 24 hours
List Price: $54.10 | Used Price: $22.67

Warranty: 1 Year Limited

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  #22

B&M 20260 Shift Improver Kit for Automatic Transmissions

Model: 20260   |    Mpn: 20260   |    Ean: 0019695202606   |    PartNumber: 20260   |   Asin: B000CIGDFQ

The B&M Shift Improver Kit can help increase the performance and durability of your stock automatic transmission. By eliminating many restrictive oil flow controls in the transmission's valve body, it allows the transmission to shift more firmly and reduce slippage and shift overlap, providing crisper shifts and reducing wear. Each kit gives you two modes of performance to select from -- RV/heavy duty or street/strip. The heavy duty option provides positive shifts without loss of driver comfort for improved performance, and is designed for regular passenger vehicles. The street/strip option provides positive shifts for high performance street use or for competitive events, and is designed for the enthusiast who wants the hardest, quickest possible shift.

Features

  • Recalibrates your automatic transmission for crisp shifts, optimum performance, and extended life
  • Eliminates shift overlap and excess wear on clutches and bands due to slippage
  • Two kits in one box -- select Stage 1 for RV/heavy duty applications, or Stage 2 for street/strip applications
  • Installs easily with hand tools
  • Backed by the manufacturer with a 1 year limited warranty
  • See more on Amazon...

Brand: B&M   |   Manufacturer: B&M

Item Dimensions: 0.2 x 13.9 x 17 inches (0.5 x 35.3 x 43.2 cm)   |   Package Dimensions: 0.4 x 13.7 x 14.6 inches (1.0 x 34.8 x 37.1 cm)

First Available: 2012-03-27

Amazon Price: $40.38 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 24 hours
List Price: $45.38

Warranty: 1 Year Limited

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  #23

American Shifter 57851 Dual Action Automatic Transmission Shifter Kit with 16" Single Bend Arm and Black Knob for GM 4L80-E Transmission

Model: 57851   |    Mpn: 57851   |    Ean: 0802269615526   |    PartNumber: 57851   |   Asin: B005R91NLE

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. The all-new American Shifter dual-action shifter assembly has everything you need in a shifter. Shift however you want and use any knob you want. The dual-action shifter features all of the convenience of any other shifter, but without the limitations.

Features

  • Dual action automatic transmission shifter; 16 inches single bend arm with black knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Package Dimensions: 6.6 x 7.4 x 30.5 inches (16.8 x 18.8 x 77.5 cm)

First Available: 2012-02-16

Amazon Price: $142.93 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 24 hours
List Price: $142.93

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  #24

American Shifter 58871 Single Action Automatic Transmission Shifter Kit with 16" Single Bend Arm and Black Knob for GM TH400 Transmission

Model: 58871   |    Mpn: 58871   |    Ean: 0802269625785   |    PartNumber: 58871   |   Asin: B005R90BHQ

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 16 inches single bend arm with black knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Package Dimensions: 4 x 7.2 x 30.2 inches (10.2 x 18.3 x 76.7 cm)

First Available: 2012-02-16

Amazon Price: $215.27 | as of 11/11/2019(5:47am pst)
Availibility: Usually ships in 24 hours
List Price: $215.27 | Used Price: $150.43

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  #25

American Shifter 60271 Single Action Automatic Transmission Shifter Kit with 8" Arm and Deluxe Knob for Ford C4 Transmission

Model: 60271   |    Mpn: 60271   |    Ean: 0802269639782   |    PartNumber: 60271   |   Asin: B005R91LDE

American Shifter Company's automatic transmission shifters offer custom fit transmission mounts, unique front, mid, or rear mounting options, multi-axis adjustments and true machine craftsmanship. Available in single push button operation or push button and side shift dual activation. Shift however you want and use any knob you want.

Features

  • Single action automatic transmission shifter; 8 inches arm with deluxe knob
  • Offers custom fit transmission mounts
  • Unique front, mid, or rear mounting options
  • Multi-axis adjustments
  • True machine craftsmanship
  • See more on Amazon...

Brand: American Shifter   |   Manufacturer: American Shifter

Package Dimensions: 6.8 x 7.2 x 29.5 inches (17.3 x 18.3 x 74.9 cm)

First Available: 2012-02-16

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