Engineered to flow 70% more fuel than stock and 4% more than the original Big Bore high pressure fuel pump
Engineered to flow 70% more fuel than stock and 4% more than the original Big Bore high pressure fuel pump
Pump Compatibility with Walbro GSS342, AEM 50-1200, Deatschwerks DW440
Unlock the true power potential of your N55-powered BMW with the Dorch Engineering DS15 High-Pressure Fuel Pump
For 2013+ models with OE Bosch HPFP
Get up to 100% more flow over stock!
Unlock the true fueling potential of your N55 engine with the Dorch Engineering DS25 High-Pressure Fuel Pump (HPFP) Upgrade.
Unlock the true power potential of your early-production N55 engine.
For Vehicles Produced Before 12/2013
This pre-assembled unit retains your vehicle's OE top-hat, center section, and lower fuel bucket, meaning you get the massive fueling overhead required for aggressive boost increases without sacrificing daily drivability or tank integration.