S65 2008-2013 BMW E9X M3 650HP LPFP Upgrade (450/525 Pump) XM The ARM N63 550i Downpipes

The ARM N63 550i Downpipes utilize two O2 sensor bungs on each downpipe to allow for reinstalling the O2 sensors in their factory locations

and generally degrading engine performance over time

Map 5: //M low torque / linear throttle map

Smooth Ride for Life: Over time

This design boosts airflow and protects the filter from dirt and engine heat

S65 2008-2013 BMW E9X M3 650HP LPFP Upgrade (450/525 Pump) XM The ARM N63 550i DownpipesUnlock your BMW E9X M3s potential with the S65 650HP Low Pressure Fuel Pump (LPFP) Upgrade, designed for enthusiasts aiming for 650whp or less. As these vehicles age, stock fuel system components can struggle to meet performance demands. Our Fuel It 650HP line addresses this need with cost effective fueling solutions that retain stock reliability while providing the necessary support for high horsepower applications. Features Seamless Integration: