E53-Engine

*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...

OVER 5000 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...

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...

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...

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 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...

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...

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

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  BMW used to this blue braided hydraulic clutch hose on all their cars, but recently superseded it to a generic (lower qualit...

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

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

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...

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...

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...

This is a common crush copper crush washer gasket used all over the BMW engine. The most used application for this gasket is for the radiator auxil...

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...

Looking to dress up your engine bay?  Look no further.  Our billet aluminum air conditioning service port cabs are CAD designed and machined out of...

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 ...

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...

Upgrade your OEM transmission drain plug with this Genuine BMW magnetic one. A must have upgrade to track the health of your transmission and catch...

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

It is not uncommon to get overflow from your power steering reservoir on track.  When your power steering fluid heats up, it expands and can overfl...

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...

Your OEM mechanical fan clutch is a crucial part to your BMWs coolant system.  When the fan clutch fails, it will prevent the fan from spinning whi...

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...

The rear main seal on our BMWs commonly leak and should be replaced.  It is also recommended to replace this seal anytime you remove the transmissi...

BMW introduced the VANOS system in the late 90s which controls variable valve timing for camshafts and later exhaust camshafts.  Over time, the sea...

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

The OEM oil filter housing cap is made of plastic and can crack/leak overtime due to the heat. Our CAD designed billet aluminum oil filter housing ...

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...

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

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...

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...

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

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...

This sensor monitors the engine oil level in your engine.  Replace your faulty sensor with this high quality OE replacement.  Note: Hella brand is ...

Over time the idler pulley bearing goes bad causing nasty squeals and noises coming from your accessory drive.  Replace yours today with this high ...