The N55 135i & 335i/xi VRSF 3.5′′ downpipe upgrade is THE most cost-effective modification available. The restrictive catalytic converter in the OEM downpipe is...
1m - The Precision Raceworks BMW Boost Referenced Pump Activation Harness is the preferred method to control auxiliary fuel pumps by pump manufactures and tuners alike....
The N54 PCV Valve is an upgraded replacement PCV valve for your N54 BMW engine and is strongly recommended for your high-performance (or higher mileage)...
Fits 2006+ N54 N55 S55 BMW Engines with factory oil thermostat These billet CNC replacement aluminum oil thermostat lids and caps are an excellent way...
RB Turbo N54 Coolant line to Block interface fittings for custom turbo applications. These can be used for custom twin or single turbo configurations,...