E36-Cooling

One of the biggest issues with older BMWs is the degradation of rubber hoses under the hood. Combine that with the lackluster reliability with olde...

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...

Bleeding your M5x engine can be a nightmare at times. BMW set up their cooling system with an external reservoir and bleeder screw. The problem wi...

The plastic bleeder screws that come standard on BMW cooling systems do their job pretty well. However, they can strip pretty easily if you're not ...

BMWs definitely aren't known for their cooling systems, but you don't have to lose sleep over it. All of these cars by now have seen quite a few mi...

If you are looking for a way to tap into your coolant system to install an aftermarket temperature gauge, than look no further. We use a brand new...

The fan clutch delete modification on E36 6 cylinder engines (M50, M52, S50, S52), has become a very popular modification. By deleting the OEM fan ...

Not all of us are a fan of wiring, so we decided to make it simple.  Installing an electric SPAL e fan is one of the best cooling upgrades you can...

The OEM BMW water pump pulley on the M5x series of engines is plastic and can easily become brittle and break.  We have been selling our aluminum w...

If you're looking for the best of the best look no further. This may just look like a regular BMW water pump to you, but it is not. The Stewart h...

The aluminum thermostat housing for the M5x/S5x engine familly is a very common upgrade. The stock thermostat housing is plastic and can crack ove...

Mixing the best of both worlds. Our regular tapped aluminum thermostat housing has become a fan favorite to easily add an aftermarket coolant gauge...

If your BMW E36/Z3 is like most E36s at this point, this radiator switch plug has probably disintegrated into a million pieces.  You have probably ...

The stock water pump pulley is plastic from the factory and has been known to crack over time from heat cycles and stress. The water pump is an imp...

CSF Radiators are known to be the cooling experts, and this all aluminum E36 radiator is no exception. CSF Radiators are made from military grade a...