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B&M Shift kit - GM T400 Transmission STG 1 & 2


Product Description

B&M Shift kit - GM T400 Transmission STG 1 & 2


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 a very simple kit to install, all you need are some hand tools! In the space of an afternoon, you can turn your transmission into a B&M-tuned unit!


  • Recalibrate your automatic transmission for optimum performance & extended life!
  • Select the mode that best suits your application:
  • 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 positive shifts for high performance street use or for competitive events. Thislevel is for the enthusiast who wants the hardest, quickest possible shift.
  • Provides crisp shifts on any stock automatic transmission
  • Eliminates shift overlap & excess wear on clutches & bands due to slippage

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