TCI TH400 Maximizer 10-inch Converter

Race-proven maximizer 10-inch converter for the GM TH400 Turbo 400 3L80. Engineered by TCI for maximum performance with 5000+ RPM stall for drag. 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 TCI product is used by professional racers and championship-winning teams for its proven reliability and performance under extreme conditions.