That seasoned 15-20 year old Duramax of yours is probably feeling a little worn out. With a drop-in Turbo Time USA Stage 1 Predator GXR-62 turbocharger and proper preparation, make an additional 140 performance enhanced ponies with support up to 575HP at the rear rubber. Help your Duramax feel young again so it can pull that horse trailer, plow the driveway, or even fetch the honey-do list at the market. Each Turbo Time USA Turbocharger features a 62mm GXR billet compressor wheel and a high flow 10 blade turbine wheel that maximizes power production while keeping turbo speeds down. This turbo is designed to spool like stock while efficiently producing higher cfm volume aiding in better powerband production and a reduction in drive pressure for better low-end and mid range power with stronger exhaust braking. This turbo charger is available in multiple compressor color options to give your engine that custom look that'll have folks whistling, almost as loud as your new turbo.