2004.5-2009 Duramax – New Garrett Powermax – Stage 1 – 773540-5001

DescriptionUse as a stock replacement with mild air flow increase and the ball-bearing up-grade for a faster response. Compressor wheel is 82mm in diameter. Stage 1 is capable of handling and increase of 170 H.P. over stock.Stock Turbo: – Horsepower: 180 | Torque: 382 lb/ft* Garrett Turbo Kit: – Horsepower: 350 lb/ft | Torque: 650 lb/ft** Estimated. Note that the performance increase of this product is highly dependent upon each vehicle’s modification and tuning/calibrationA Garrett exclusive ball bearing cartridge for unbeatable response, efficiency, and durability. Elimination of the thrust bearing eliminates Failures at elevated boost levelsThe upgrade results in lower intake and exhaust gas temperatures as well as reduced backpressure for more efficient air flowWater-cooled center section with a patented dual ball-bearing center section results in higher durability and longer turbo lifeOil inlet fitting features a built in restrictor for worry-free operationHigh flow compressor wheels move air quickly and powerfullyMaximum recommended boost is 40 psi