Drivetrain› Automatic Transmissions and Components

Trans Go Performance

TH250/250C TH350/350C SHIFT KIT

$36.00

SKU: T09L SK 350

In Stock
In Stock
Ships by Jul 30
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The TransGo SK 350 is a valve body repair kit designed for General Motors 250, 250C, 350, and 350C automatic transmissions. This kit addresses common transmission issues such as late or soft shifting, third clutch failure, and fluid leaks, helping to restore proper performance.

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

BrandTrans Go Performance
Part NumberT09L SK 350

Videos

Chevy TH350 Transgo Shift Kit

Chevy TH350 Transgo Shift Kit
How to install a TransGo 4L60E Performance Shift Kit

How to install a TransGo 4L60E Performance Shift Kit
How to install a TransGo Shift Kit E4OD 4R100

How to install a TransGo Shift Kit E4OD 4R100
Transgo Shift Kit Installation 45RFE/545RFE-Part 2

Transgo Shift Kit Installation 45RFE/545RFE-Part 2
TH350 Transgo TH350 Shift Kit Installation

TH350 Transgo TH350 Shift Kit Installation
It’s a Build video

It’s a Build video

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.

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