When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Stay away from K&N. I ran it for less than a year in my GS, and it developed pinging problem. I've spent over $500 on diagnostics and ECU reflash, before I pinned it down to the oil from K&N getting onto the MAF.