E53-Engine

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...

I believe its almost impossible to remove the injector harness and not lose one of these clips. On top of that, when one pops off, it falls into th...

Looking to delete the secondary air pump/EGR valve on your E46 or E39? These delete plates are CAD designed and laser cut out of billet aluminum. T...

*NOW OFFERING EXTENDED STUDS FOR AFTERMARKET HEADERS Have you ever gone to remove an exhaust stud and the stud and nut comes out as a pair? Have tr...

NEWS! We just upgraded to a top of the line ASNU fuel injector flow bench for the most accuracy and fastest turn around times.  The health of your ...

These copper corrosive resistant nuts are the perfect combo for our upgraded exhaust studs. Anytime you change your headers, you should replace you...

*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...

These universal BMW injector retainer clips commonly fall into your engine bay where there is no retrieving.  Replace your lost or corroded clips w...

If you know you know.  BMW used to this blue braided hydraulic clutch hose on all their cars, but recently superseded it to a generic (lower qualit...

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

Looking to spruce up the look of your engine bay?  We created these billet aluminum windshield washer caps that are completely plug and play.  CAD ...

Looking to have your BMW fuel injectors rebuilt but don't think you have the tools or are up to the task?  No problem.  We are now offering an inje...

Are you adding a custom exhaust to your BMW or repairing your old one?  You might need to add a custom O2 sensor exhaust bung.  These high quality ...

Have a tight clearance on your headers?  The stock copper exhaust nuts can cause issues on some aftermarket headers and turbo manifolds.  Our low p...

BMW introduced the VANOS system in the late 90s which controls variable valve timing for camshafts and later exhaust camshafts.  Over time, the sea...

When you have to deal with different fuel components, it can be a challenge to stop the fuel flow easily. This is especially true when replacing fu...