IE 3.0T HPFP Internal Upgrade Kit For Audi 3.0T Supercharged S4/S5/A6/A7/SQ5/Q5

IE's HPFP internals upgrade kit for the Audi 3.0TFSI Supercharged engines is perfect for the DIY user looking to upgrade their factory-equipped HPFP pump body with new higher flowing internals. These USA-engineered and manufactured parts will reliably transform your stock pump housing into a high-flow fuel pump for use on dual pulley ECU tunes to provide enough flow for ethanol fuel blends. The 11.67mm piston is the largest sized diameter possible within the fuel-pump body. HPFP internal DIY kit -upgrade your stock pump internals HPFP upgrade for ethanol tunes Reliably adds a larger fuel ceiling for increased flow The piston diameter increased to 11.67mm Largest stroke volume available Broken-in and bench tested on in-house pump dyno Constant diameter piston design for long-life operation Retains OE spring to avoid increased camshaft wear Tool steel DLC-coated pin Nitrided tool steel cylinder Molybdenum disulphide impregnated leak-free seal Stainless steel seal body Buna-N rubber oil-resistant o ring Individually tested and verified for extreme tolerances Engineered, designed, & manufactured in the USA