TH400 HD Sun Shell 1965-1990 CTS-TH400-SHL-8642 Sonnax

Sonnax TH400 HD Sun Shell

Overview

Race-proven heavy-duty hardened sun shell for the GM TH400 Turbo 400 3L80. Engineered by Sonnax for maximum performance with hardened steel construction.

The TH400 remains the most popular transmission for drag racing and high-power builds, and this component is designed to extract every bit of performance from your combination.

Built for serious competitors and enthusiasts pushing big power through the TH400. Compatible with 1964-1990 applications. This Sonnax product is used by professional racers and championship-winning teams for its proven reliability and performance under extreme conditions.

All parts ship from our warehouse with quality inspection. Same-day shipping on most orders. Professional installation recommended.