Z3-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...

OVER 1000 KITS SOLD! BMW introduced VANOS in the early 90s, and it added variable valve timing to their famous straight six. Over time the VANOS u...

*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...

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...

The ZF310/ZF320 transmission from the E36 328i and M3 have been known to have shifter issues over the years. If you have been experiencing a sloppy...

Getting rid of your Secondary Air Pump (SAP) and eliminating the EGR system on your M52/S52? These block-off plates are what you need. The EGR syst...

*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...

Looking to delete the secondary air pump/EGR valve on your E46 or E39? These delete plates are CAD designed and laser cut out of billet aluminum. T...

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 ...

These universal BMW injector retainer clips commonly fall into your engine bay where there is no retrieving.  Replace your lost or corroded clips w...

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...

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...

*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...

Deleting the power steering on your M52, S50, S52 is a very popular modificaiton, especially for track or race cars. When you do this, you have to...

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...

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

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....

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...

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...

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...

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 ...

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

Deleting the power steering on your E36 is a very popular modification especailly for track/race cars. By deleting the power steering you not only ...

A common modification is to delete the ASC from your E36 or E30 24v swap car. When you delete the ASC unit, you will need to swap this intake tube ...

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...

Poly transmission mounts are a great way to tighten up your shifting experience. We have tested many mounts over the years and believe Revshift mak...

What do you get the guy that has everything? The final touch to his fan clutch delete. This machined cap is anodized black and covers the threads ...

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 ...

The M54 DISA valve is a great thing, but it has some faults from the factory.  In fact, if neglected, older DISA valves begin to rattle and the pin...

**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...

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...

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...

The stock rubber intake tube is known to crack because of the high heat in the engine bay and cause vacuum leaks. This HD high quality reinforced s...

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...

The stock pivot pin is made of plastic and over time, from use and heat cycles, the pin can wear down to a nub or shatter completely leaving you st...

Hose clamps, hose clamps, we could have a whole discussion on these, but when it comes down to it, the last thing you want to do is use cheap big b...

Freshen up your engine bay with this OEM BMW ///M logo oil cap. This is also a great addition if your current oil cap does not seal properlly anym...

When performing a drain and fill service on your BMW's manual transmission it is imperative that the drain and fill plugs be replaced to ensure lea...

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...