E30-Engine

OVER 1000 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...

Installing the OEM exhaust manifold studs can be a real pain. Since the stock studs do not have a drive end, you need to "double nut" them on and o...

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...

The achilles heel of the M5x and S5x BMW engines has been the oil nut. Over time vibrations and hard driving can make this nut back off causing los...

Have you ever gone to remove an exhaust stud and the stud and nut comes out as a pair? Have trouble installing exhaust studs by having to double nu...

Are you looking to push some serious air? There is no denying that BMW does not always have the best cooling systems. In fact one of the first th...

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 ...

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...

Over 1000 sold! A popular conversion on OBD2 M52/S52 engines, is to convert to the M50 intake manifold. The problem with this is, the OBD2 engine ...

This little piece of foam is one of the biggest issues causing your sloppy shifter feel. This is one of the most neglected items in your shifter as...

As of 1/27/22: 1 week lead time.   Let's face it, everyone loves a clean engine bay. Most E30s did not come with this engine harness kit, but it ha...

If you have ever installed a water pump on a M20 BMW engine, you know what a challenge it can be. From the factory, BMW uses bolts to hold the wat...

A very popular upgrade for track cars. By replacing your original 92 degree thermostat with a 80 degree thermostat, you are allowing the coolant t...

The infamous E30 C101 connector bracket. BMW decided not to make these anymore, and unfortunately over time, these become heat soaked and brittle....

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....

OEM BMW Oil filters. Simply that. Filters will be Mann or Meyle depending on availability.

**These radiators are getting very hard to get, and come in and out of stock very fast. If you are interested, please email us to ask if they are i...

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...

The M20 oil cooler delete is a very common modification for street and track cars. The oil cooler adds extra weight, complexity, and fluid to the ...

Sometimes finding ports to tap into your system to add aftermarket gauges can be a challenge. This M20 oil filter adapter is the ticket. A classic ...

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

A very popular upgrade for track cars. By replacing your original 92 degree thermostat with a 71 degree thermostat, you are allowing the coolant t...

E30 differential stud kits are nothing new in the industry, but we just weren't happy with any offerings, so we decided to make our own. Diff stud...

This is the correct vacuum hose for your BMW. Do not try to use the standard size (1/8, 3/16, 1/4) vacuum lines from your local automotive store. T...

Introducing our V2 E30 headlight duct.  We have the only E30 headlight duct on the market that is made to fit the headlight bucket and is not a gl...

These mounts are designed for a 1983-1991 E30 BMW 3-series with a 24 valve M50/M52/S50/S52/S54 engine swap. They use the oem motor mount bolt holes...