E9x-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...

*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 ...

Fuel hose can become brittle and crack over time. To prevent fires, it is a great idea to check your fuel lines with every oil change. If you see c...

If you have been following Race German for a while, you know I have an aviation background. Aviation products hold a higher standard for obvious re...

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...

We probably get more questions about how to wire up an electric fan properly than anything else. Because of this, we put together a SPAL EZ fan rel...

One of the biggest causes of check engine lights is vacuum leaks. The OEM rubber vacuum line gets brittle from the heat and the cracks cause leaks....

Over the years of the engine bay heat cycling, the injector plugs can become worn and brittle.  When this happens, the plugs can break, leaving you...

If you are installing aftermarket headers, or a turbo manifold, it is most likely the stock exhaust studs will be too short.  Our extended exhaust ...

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  BMW used to this blue braided hydraulic clutch hose on all their cars, but recently superseded it to a generic (lower qualit...

I love goooooold. This high quality gold heat tape is the perfect solution to wrap and protect wires, cables, hoses, fuel lines, intakes, charge pi...

We introduced our quality BMW injector rebuild kits over 5 years ago, and they have soon become one of our best selling products, with over 1000 ki...

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 ...

A popular upgrade on BMWs is to switch from a 3" MAF to a 3.5". The 3.5" MAF can be found on 540i, 740i and some porsche models. To accomplish thi...

If you're looking to add that little extra touch to your engine bay, then our deluxe exhaust stud nuts may be what you're looking for. These exten...

This aluminum heat tape is flexible with a super strong adhesive backing. This will thermal insulate up to 2000 degrees F. Made of one mil aluminiz...

We never stop looking for the best possible products for your car. Having a magnetic drain plug for your oil is essential in not only alerting you ...

Replacing your engine air filter in a BMW is common maintenance, but unfortunately these little spring clips can be hard to remove.  At times they ...

Looking to dress up your engine bay?  Look no further.  Our billet aluminum air conditioning service port cabs are CAD designed and machined out of...

BMW has been known to use cheap plastic radiator drain plugs in their cars, and the E9x platform is no different.  Over time the heating and coolin...

The stock power steering pump pulley on our BMWs are plastic, and all though they do the job, over time they can become brittle and break, leaving ...

Our high quality 3" silicone couplers are perfect for attaching cold air intakes to your MAF sensor. These couplers are made from 4 ply reinforced ...

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 ...

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...

Your VANOS solenoid is a crucial part to your BMWs engine that controls oil for variable camshaft timing.  This is a common failure part and most o...

The stock power steering pump pulley is made of plastic and eventually cracks over time.  We set out to create the highest quality aluminum water p...

Our E9x air intake ducts not only look great but are functional as well.  CAD designed, these air intake ducts will deliver ram air directly into y...