Drivetrain› Automatic Transmissions and Components

ZZPerformance

4T65E Transmission Shift Kit

$18.99

SKU: ZZ-4T65E-SK

In Stock
In Stock
Ships by Jul 29
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The ZZPerformance 4T65E Shift Kit is a transmission upgrade designed to speed up shifting in any 4T65E transmission, including standard and HD versions. This kit includes various sized shims, a new transmission filter, and detailed instructions to allow for precise shift quality adjustment. It is compatible with '98+ GT/LS, '97+ GTP/GS/SSEi models, and the Pontiac Montana.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandZZPerformance
Part NumberZZ-4T65E-SK
CategoryDrivetrain

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy