Z3-Engine

Big horsepower E36? You've come to the right place. The stock aluminum transmission brace is weak and can crack with higher horsepower or off road ...

If you are installing aftermarket headers, or a turbo manifold, it is most likely the stock exhaust studs will be too short.  Our extended exhaust ...

M50 manifold conversions on OBD2 M5x/S5x engines are not only a popular swap but an easy modification to make extra horespower. This stainless ste...

Fuel starvation in high g corners, especially below a half tank, can be a major problem on track with your E30 or E36. This problem has now been s...

A popular upgrade on BMWs is to switch from a 3" MAF to a 3.5". The 3.5" MAF can be found on 540i, 740i and some porsche models. To accomplish thi...

We never stop looking for the best possible products for your car. Having a magnetic drain plug for your oil is essential in not only alerting you...

If it has not happaned already, soon these plastic radiator brackets for your E36 will break causing your radiator to move.  This could potentially...

If you are running a high boost car or want to upgrade over the stock design, this little adapter is for you.  This aluminum ICV adapter fits in th...

The stock power steering pump pulley on our BMWs are plastic, and allthough they do the job, over time they can become brittle and break, leaving y...

Take out all the guess work with Rally Road's high-quality M5x turbo feed line.  These are made specifically for the M5x series of engines from the...

We never stop looking for the best possible products for your car. Having a magnetic drain plug for your oil is essential in not only alerting you...

One of a major causes of failure on the BMW E36 is the coolant system.  Since the cooling system runs pretty hot, it is a pressurized system, the u...

If you are trying to install a cold air intake on an older BMW that has a M20, M30, or M42 you may find it difficult has the MAF is square, and mos...

Converting to a m50 (OBD1) intake manifold has been a proven worthwhile upgrade. The M50 manifold has shorter longer runners than the OBD2 intake m...

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...

This aluminum heat tape is flexible with a super strong adhesive backing. This will thermal insulate up to 2000 degrees F. Made of one mil aluminiz...

If you're looking for stiffer motor mounts for your E36/E46/Z3, this is it. We have used and tested all different types of bushings over the years,...

Deleting the stock PCV system is very common on the M50 and S50.  To clean up your build, Rally Road developed this PCV to AN adapter that fits snu...

Looking to have your BMW fuel injectors rebuilt but don't think you have the tools or are up to the task?  No problem.  We are now offering an inje...

It's time to spice up the engine bay of your E36 with this anodized billet aluminum oil filter cap from ECS Tuning.  This heavy duty cap is a plu...

If you're looking to tighen up the rear suspension of your E30/Z3 this is it. We have used and tested all different types of bushings over the year...

Koyorad quality is a direct result of their privately owned factories which allow Koyorad Japan to oversee each stage of radiator production. The n...

If your BMW's clutch has started to slip it will need to be replaced. Some owners will opt to simply replace the clutch disc but we always find it ...

Are you adding a custom exhaust to your BMW or repairing your old one?  You might need to add a custom O2 sensor exhaust bung.  These high quality ...

Are you looking to convert your OBD2 M52 or S52 to OBD1?  The OBD2 coolant pipe is press fit in with orings, while the OBD1 coolant pipe uses a tra...

Solid bolt through 70D polyurethane trans mounts. Recommended for race use only.These trans mounts fit almost all BMW cars excluding the E30 M3 and...

If you're looking to add that little extra touch to your engine bay, then our deluxe exhaust stud nuts may be what you're looking for. These exten...

Added by popular demand, our deluxe magnetic drain plugs are now kitted. Not only do you receive an oil drain plug, differential plug, and trans p...

When you think of the best name in the business, ARP is always at the top of the list. When rebuilding your engine for either track days or high ho...

If you have a track car or running E85 in your M5x BMW engine, this billet aluminum AN fuel rail by Rally Road is a must have.  This fuel rail is m...

There are many reasons you may want to convert your rubber fuel line to an AN system, and this adapter makes it a breeze.  Add an aftermarket fuel ...

Refresh your transmission and driving expereince with this complete E36 lightweight clutch kit. This kit includes everything you need to do the job...

Looking for the perfect companion to your Kinematic Speed Race shifter? Look no further with their brand adjustable selector rod.  Tailor your shif...

A common issue on the S6S420G transmission from the E46 M3 and E39 M5 is slop from the 5th and reverse gear.  BMW realized this, and made a solutio...

The ICV system on the M50 manifold is not so robust, and if your BMW is boosted, you know that these lines can blow off.  This completely M50 manif...