E39-Race German Kits

OVER 5000 KITS SOLD! Have low fuel pressure or rough running engine? Have leaks or broken pintle caps? It may be time to rebuild your fuel injector...

*NOW OFFERING EXTENDED STUDS FOR AFTERMARKET HEADERS Installing the OEM exhaust manifold studs can be a real pain. Since the stock studs do not hav...

OVER 3000 KITS SOLD! BMW introduced VANOS in the early 90s, and it added variable valve timing to their famous straight six. Over time the VANOS un...

OVER 3000 KITS SOLD! BMW introduced VANOS in the early 90s, and it added variable valve timing to their famous straight six. Over time the VANOS un...

For years we have been searching for a one stop shop LED light kit for BMWs. All we could find were kits that either didn't have enough bulbs, or t...

We are a big fan of making things look OEM. Because of this we set out to find exactly what the big OEM European manufacturers are using. Stop usin...

*NOW OFFERING EXTENDED STUDS FOR AFTERMARKET HEADERS Installing the OEM exhaust manifold studs can be a real pain. Since the stock studs do not ha...

Replacing your old, worn out injectors is a very good thing.  Unfortunately, many of these clips are rusted, or get lost in the engine bay.  Good l...

Looking to upgrade your plastic pulleys for lightweight aluminum? The stock pulleys on these BMW engines become brittle and break with use and heat...

Brake bleeding is one of the most important preventative maintenance measures you can do. Overtime your brake fluid absorbs water and your brakes ...

There is no mistaking the 6 speed ZF transmission that came in the E46 330i ZHP, M3, and E39 M5 were great transmissions.  They can hold a lot of p...

We are now bringing two of our most popular products into one kit, and giving you 15% off! The RG GoPro Mount Kit, includes our aluminum GoPro rol...