PPE 128035201 Stage 5 Transmission Upgrade Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD

Features: - C1, C2, C3, C4 Included - Valve body recalibration kit, boost valve, pump shim and gaskets - 1 year limited warranty Heavy duty transmission upgrade Ensuring your Allision transmission is up to the task for sled pulling, drag racing, everyday driving and off-roading, PPE offers their tough Stage 5 Transmission Upgrade Kit. This is their strongest transmission upgrade kits, perfect for adding strength and reliability to your Allision transmission. Take Your Transmission to the Next Level Thanks to the triple clutch converter, valve body recalibration kit (recalibration kit does not change shift points, only increases clutch holding power), converter flow valve, and upgraded C1, C2, C3 and C4 clutches and Kolene steels. When you're ready to take your Allision transmission to the next level of durability and reliability, upgrade your Allision with PPE's Stage 5 Transmission Upgrade Kit. Fits: 2001-2004 GM 2500HD/3500HD w/ 1000-2000-2400 Series Allision Transmission Application Notes: - NOTE: Torque Converter sold separately