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.
I've just put a set of PFR7B's in my '94 STI this weekend, run's sweet. One advantage of the 7's compared to the 6's I took out was the fact that the cap is solid rather than the threaded aluminium type. I noticed 2 were loose when I took them out, presumably giving poor continuity.