B&M 20260 Auto Transmission Upgrade Kit Shift Improver 65-87 GM TH400 TH375

B&M 20260. Condition: New.

# TH-400/375/M40, 1965-87

* Shift Improver Kit, Automatic Transmission Kit
* Eliminate Clutch and Band Wear
* Eliminates Shift Overlap
* Eliminates Soft/Sluggish Shift
* Improves Transmission Life
* On Any Stock Automatic Transmission
* Provides Crisp Shifts
* Transmission Removal Not Required