E30-Data & Electrical

Don't lie, you know you have a bunch of mismatched fuses in your BMW. Over the years these have blown, and you stuck whatever you can find in there...

We all love old BMWs, and we all love music, but the problem is the stock head units are no good, and the aftermarket ones look out of place in the...

Over 1000 sold! This is an often overlooked item for your 24V E30 swap. If you are swapping an 24V engine (M5x/S5x) in your E30, you will need to...

Here is a simple solution for adding an aftermarket coolant gauge. This adapter is machined out of aluminum and splices into your upper radiator ho...

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 ...

Resetting your service and oil light on your BMW can be a hassle. Some jumper pins on the 20 pin connector to make this work. Now its a lot easier....

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 E30 trunk lid came with 2 cut outs to illuminate the trunk when opened.  For whatever reason, in the USA, BMW only installed one light in the l...

Have you been using black vinyl electrical tape on your European car? Well, today is the last day that will happen. We now carry the OEM fabric el...

The stock auxiliary fan on our BMWs don't actually push that much air, so a common upgrade is to replace it with a high flow SPAL electric fan.  We...

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 ...

If your BMW E30 is like most E30s at this point, this radiator switch plug has probably disintegrated into a million pieces.  You have probably tri...

This is by far the easiest way to add an aftermarket oil pressure gauge to your BMW. The supplied stainless steel banjo bolt attaches this machined...

When you swap your E30 with an engine from a different chassis, you will need to change your coolant temp sensor so your gauge cluster will display...

This little cable is a must if you 24V swapped your E30. The E36 engine harness has a 20 pin service port. This adapter allows you to hook up to ...

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

Being able to read your oil pressure is a great idea for any performance car. This VDO oil pressure sender allows you to add an aftermarket VDO oi...

The BMW VDO radios we sell use a ISO spec atenna plug on the back of the radio, and many older BMWs used a DIN spec. To make everything play nice,...

Your standard OBD2 readers can only read basic codes. They are not able to read BMW specific engine codes. This can be crucial in diagnosing your e...

How many times have you been on track and your GoPro is recording your best session, and your battery dies? Never let this happen again with the ...

Save over 10% with our E30 24V swap sensor kit over buying individually. Each kit comes with a rethreaded brown top coolant sensor, and a threaded...

It's time to bring your classic BMW to the 21st century. Falk Mfg has created the perfect solution. These plug-and-play E30 USB ports are just what...