Transmission + Converter

Next Gen Performance 8-Bolt Modular Flexplate Upgrade your drivetrain with the Next Gen Performance 8-Bolt Modular Flexplate, engineered for strength and reliability in high-performance modular...

KEY FACTS about HPL PRO Transmission Fluid Unsurpassed temperature prot

Next Gen Custom driveshafts have been used in PowerGlide and Th400 applications and has provided it for our kits for many years and now we are making it available for everyone. Simply select the...

3-Speed Safe Neutral TH400 ShifterIncludes shifter, 5-ft cable, shift arm, pan bracket, neutral safety switch, CO2 activation cylinder*, and flat floor mount.* CO2 tank not included

Stage 3 TH400 Transmission Swap Package | 1400HP Rated | Built by Proformance Racing Transmissions Take the guesswork out of your transmission swap. At Next Gen Performance Center, we’ve streamlined...