E21-Data & Electrical

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...

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...

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 ...

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...

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...

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 ...

Most of the time, the places you need to tap into the oil system aren't in the greatest position. It is usually in a spot that is hard to get to. ...

The VDO M12x1.5 temperature sender is exactly what we use to screw directly in the head of most BMW engines to read the coolant temperature. This ...

There is no denying that SPAL electric fans are a great upgrade over the stock electric fan or mechanical clutch fun. But purchasing the fan is onl...

Unfortunately, the VDO black series gauge we have known to love in the BMW community is no longer available.  VDO has now replaced it with their Si...

The VDO M12x1.5 temperature sender is exactly what we use to screw directly in the head of most BMW engines to read the coolant temperature. This ...

Unfortunately, the VDO black series gauge we have known to love in the BMW community is no longer available.  VDO has now replaced it with their Si...

This simple adapter will help you install a 1/8npt sensor into your obd2 BMW head. Made of 6061 aluminum in the USA.  Do not overtighten adapter. S...

Unfortunately, the VDO black series gauge we have known to love in the BMW community is no longer available.  VDO has now replaced it with their Si...

Finding a way to measure your fuel pressure is not always the easiest thing to do. We wanted to make your life just a little easier with this in-l...

The VDO temperature sender is used to add an aftermarket coolant temperature gauge to your car. This simple sender reads the temperature of your c...

This OEM fabric interior harness tape is the exact tape used for BMW, Mercedes and Porsche. This is used for wire harness bundling in the passenge...

Unfortunately, the VDO black series gauge we have known to love in the BMW community is no longer available.  VDO has now replaced it with their Si...