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Videos

NEW TREMEC Manual Transaxle And Billet Magnum 6 Speed and TKX 5 Speed Cases Debut at SEMA 2026

American Powertrain's Matt Graves talks with Joel Conklin from TREMEC at SEMA Show 2026 about the new 6 Speed MANUAL Transaxle based on the Corvette C8 case and Billet cases for TREMEC Magnum 6 Speed and TKX 5 Speed Transmissions. Available in 2027.

American Powertrain 1977-1990 GM B-Body Kit Featuring Matt's 6 Speed Cadillac Test Car

American Powertrain is excited to announce our 1977-90 GM B-Body TREMEC TKX 5 Speed & Magnum 6 Speed and the car we used to engineer this kit, our very own Matt Graves' Chicken Coupe 427 LS powered, TREMEC Magnum 6 Speed Equipped Pro Luxury 1983 Cadillac Coupe DeVille known as the Chicken Coupe. Now a 3X Hot Rod Power Tour long hauler and road tested at the infamous Tail of the Dragon.

AmericanPowertrain NBS Chevy GMT800 5 & 6 Speed Kits

American Powertrain GMT800 5&6 Speed Kits for 1999-2006 Chevy & GMC 2WD trucks. Last summer we got a 2000 Chevy shop truck with 5.3 LS engine that we could also use as a test bed for TREMEC TKX 5 Speed and Magnum 6 Speed Kits. Watch as Matt goes over the details on the 6 Speed kit, including the bolt in Malwood hydraulic clutch pedal, shifter setup and new adjustable crossmember.