BMW Universal Return Fuel Lines w/Regulator macan allowing for cooler air to

allowing for cooler air to enter the cylinders which is more dense and reduces chance of detonation in the cylinder

Port Injection:

No more disconnecting a ground or flashing between maps on your port injection controller

This pump can support up to 550whp (Rated for 475whp on 100% E85) and is ready to grow with you as your needs demand

BMW Universal Return Fuel Lines w/Regulator macan allowing for cooler air toThe Precision Raceworks N54 Return System with Pressure Regulator is designed to work with most BMWs with fuel pump located on passenger side of car. (see fitment guide for specific models) This kit allows users to run custom fuel pressures exceeding that of the factory system. This system features a 1: 1 boost referenced fuel pressure regulator, 6AN fuel return line, Bulk head fittings to add return port to tank, and all other necessary brackets and