
The FASS DMAX7002 Dura-Max Flow Enhancer is listed for 2011-2016 Chevrolet/GMC 2500/3500 Duramax. It is designed to improve fuel supply to the Duramax injection system and reduce the workload placed on the factory high-pressure pump.
Verify model year, engine code, factory fuel-system configuration, and installation requirements before ordering.