B&M GM TH350 Transmission Upgrade Shift Improver Kit Turbo 350

Brand: B&M

Product Code: BMM30262

Availability:In stock

$49.99 49.99


The B&M shift improver kit is the easiest way to get more performance out of your transmission. It includes two modes to select from: Heavy Duty or Street Strip. Kit includes includes instructions and is easy to install. This heavy duty kit includes gaskets, seals, drill bit and fluid separators.

Features and benefits:

  • Eliminates Shift Overlap
  • Eliminates Soft and Sluggish Shifting
  • Provides Crisp Shifts


  • 68-81 GM TH350 & M38