Porsche Cayenne 2008-2010 High Pressure Fuel Pump 94811031506 Precise fuel pressure control

Replacement part uses identical precision casting as original; plunger and valve body hardened; durability comparable to factory, but cost-effective. OEM 94811031506; fits Porsche Cayenne 2008-2010 3.6L and 4.8L engines. Function: precisely controls fuel pressure to ensure injector atomization and prevent idle jitter or weak acceleration. Installation moderate; requires removing intake manifold and high-pressure fuel line; torque to spec to prevent oil leaks.