Airdog II-5G 165 GPH Air Fuel Separation Lift Pump System 11-14 6.6L GM Duramax LML ARP-247-5402 5" Lift Kit includes custom

5" Lift Kit includes custom wound coil springs engineered to provide an incredibly great ride while also enhancing off-road driving performance

Most aftermarket nozzles rely on standard EDM machining

The stock Duramax CP3 is a good pump

IMPORTANT NOTE: This item is not available via Air or Expedited Shipping

Features: Outflows stock intercooler tube by up to 14%

Airdog II-5G 165 GPH Air Fuel Separation Lift Pump System 11-14 6.6L GM Duramax LML ARP-247-5402 5" Lift Kit includes customWhy GM opted to not include a factory fuel lift pump on all of the early model Duramax's is still a mystery. This lack of consistent fuel pressure coupled with the switch from the proven CP3 to a CP4 injection pump beginning in model year 2011 has spelled disaster on these trucks, especially for those trying to increase the horsepower through performance programmers and or larger displacement injectors. Even at stock power levels, this insufficient