E53-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...

*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...

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...

*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...

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...

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

*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...

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...

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...

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 anymo...

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...

Looking to spruce up the look of your engine bay?  We created these billet aluminum windshield washer caps that are completely plug and play.  CAD ...

Looking to upgrade your plastic pulleys for lightweight aluminum? The stock pulleys on these BMW engines become brittle and break with use and heat...

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 ...

This little gasket may seem small, but it can cause a lot of leaks.  This gasket fits between your engine block and your oil filter housing.  These...

If you know you know.  BMW used to this blue braided hydraulic clutch hose on all their cars, but recently superseded it to a generic (lower qualit...

Have a tight clearance on your headers?  The stock copper exhaust nuts can cause issues on some aftermarket headers and turbo manifolds.  Our low p...

Valve cover gaskets are one of those maintenance items that should not be overlooked.  Overtime the heat from the engine makes them brittle causing...

The accessory belt tensioner assembly is a crucial part to your engine that creates tension on your main serpentine belt.  Most times, the bearing ...

There are not many times we have purchased a used BMW, and these BMW beauty cover caps are in place.  With the caps missing, it leaves an unsightly...

Help your engine breathe with a brand new air filter.  This OE replacement filter should be replaced once every 6 months depending on your driving....

Attaching the oil drain line on our turbo can be a challenge.  Because of this, Rally Road created an extended turbo oil drain fitting to make it e...

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

If you are performing and engine swap, or just replacing your worn clutch hose firewall grommet, this is the part you need.  This grommet is placed...

Worn exhaust gaskets can cause leaks, make your car sound louder, and possibly give you a check engine light.  Replace yours with brand new, high q...

This BMW sensor is used twice in your car, one for water temperature and one for oil temperature. Replace your faulty sensor with this high quality...

The crankshaft position sensor is a common failure part on these BMW engines.  It measures the position and speed of your engine's crankshaft.  If ...

The oil pressure switch monitors your BMW's engine oil pressure.  A leaking or failed sensor switch can be disastrous and lead to engine failure. M...

This dual temperature switch has two functions.  Two pins send the coolant temperature to gauge cluster to read your engine coolant, and the other ...

Replace your BMW upper timing chain tensioner with this high quality OE replacement. Replaces BMW PN  11311738700 Fitment: 320i 1992-1995, 2001-...

A bad camshaft VANOS solenoid can cause a lot of check engine codes.  This solenoid threads into the VANOS unit and controls the VANOS by either bl...

Your OEM mechanical fan is a crucial part to your BMWs coolant system.  When the fan fails, it will prevent the fan from spinning which can cause o...

BMWs aren't exactly known for their coolant systems, which is exactly why it is good preventative maintenance to replace your old worn out water pu...

This Expansion Tank Cap is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, an...

The BMW idle control valve does what the name implies, controls the idle.  When this fails you can get erratic idle speeds and possible check engin...

The fuel pressure regulator is a simple but crucial device.  It is placed between your fuel filter and your fuel rail to regulator the fuel pressur...

The fuel tank breather purge valve is a crucial component to your emission system.  When this fails you will receive check engine lights associated...

Over time the rear crankshaft seal can cause small or major leaks. If you are removing the transmission for a clutch job or any other reason, it is...

Oxygen sensors are vital for your engine to run correctly. They let the engine computer know how much fuel and air to mix to keep you running smoot...

The idle control valve grommet is an often overlooked maintenance item.  Over time with heat, the grommet cracks allowing vacuum leaks which causes...

Oxygen sensors are vital for your engine to run correctly. They let the engine computer know how much fuel and air to mix to keep you running smoot...