Drive Shaft Flex Joint - BMW (many models check fitment)The OE quality Febi flex joint is made of high quality rubber and is reinforced with advanced fiber materials. The manufacturer recommends the flex disc be replaced whenever the clutch components are being replaced. TECH TIP: Flex discs have an alignment or triangle arrow formed into the rubber. The pointed end must face the mounting flange on the transmission when installed to ensure longevity. Features and Benefits: OE quality, fit and performance

but a rough idle

Requires Upgraded Downpipes

* Spring Rate (F/R): Progressive

Coolant T-Fitting

For use on Manual Trans cars only

(4) PFR6Q-6458 - Spark Plug - VW/Audi / OEM / 1

highly-efficient air filter which results in better performance and protects your engine

The only way to upgrade your early March and pre-March 2007 is to get a newer thermostat housing OEM part #11427573212

Gains over stock SMIC

Left Steering Tie Rod End

Blue Loctite

Located in the intercooler - From VIN 1J-3-525