Performance AFM DOD Delete Kit w/ "Low Lift" Camshaft for Chevrolet Gen IV 5.3L LS4Looking to boost the power output in your LS4 equipped car? You are in the right place. These low lift camshafts are easy on valvetrain parts and will level up your horsepower and torque. In a 2007 2009 LS4, VVT removal will be required. This option can purchased as an add on. Kit Contents Your Choice of "Low Lift" Camshaft Your Choice of Lifters w Plastic Guides Brian Tooley Valve Springs w Seals AMS Racing Hardened Pushrods AMS Racing Top End Gasket