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Performance Transmission > Shifters > Shifter Accessories

Shift Improver Kit

The B&M Shift Improver Kit the easiest way to get the stout performance you've always wanted out of your automatic transmission - and you get two modes of performance to select from: Heavy Duty, or Street/Strip. It's our least expensive and simplest to install kit. All you need are a few dollars and some hand tools! In the space of an afternoon, you can turn your transmission into a B&M-tuned unit!

Stage 1 - Heavy Duty
Firm positive shifts without loss of driver comfort for improved performance in all street vehicles. Recommended for regular passenger vehicles.

Stage 2 - Street/Strip
Provides very positive shifts for high performance street use or for competitive events. This model is for the enthusiast who wants the hardest, quickest possible shift.
  • Provides crisp shifts on any stock automatic transmissions
  • Elimination of soft sluggish shifts, shift overlap, and excess wear on clutches and bands due to slippage
  • Improves transmission life
  • Transmission removal not required
Application:
  • 20260 - Buick, Chevrolet, GMC, Olds, Pontiac - '65-'87 TH-400, 375 and M40

Part #: 20260

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20260 Our Price: $45.99
 


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