Where is the air filter located, right in front of the engine right? I want to install a K&N i looked at it and the bolt that looks to be on the air filter cover is huge ... anyone know the size?
98' BMW 328i - Jet Black, Black Leather, Alpine CDA-9831 HU
<span style='color:red'>For Sale:</span> Sony CDX-F5000 Xplod w/ Wiring Harness, iBook G3 900 Mhz 640 MB SDRAM w/ Original Box and Software + OS X Panther + Microsoft Office
(PM on any offers, Going on E-Bay soon ...)