Import TREMEC TKX & Magnum 6-Speed Transmission Kits

Enhance the performance and highway capability of your Import classic with our PerfectFit™ Transmission Kits. Designed for drivers who demand precision and durability, our systems provide a modern overdrive solution for a wide range of international platforms. Choose from the compact, high-RPM TKX 5-Speed—perfect for tight floorboards and narrow tunnels—or the heavy-duty Magnum 6-Speed for high-horsepower builds and engine swaps.

Our Import kits are meticulously engineered to deliver a transformed driving experience, significantly reducing cruising RPMs while offering crisp, modern shift quality. We prioritize interior integrity, designing our systems to maintain a clean, professional appearance that respects the original layout of your vehicle. Each kit arrives as a total solution, featuring all the high-quality components necessary to replace outdated gearboxes with a world-class drivetrain capable of handling modern speeds and spirited driving.