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.
For a 95 wrx running later spec map sensor,255 fuel pump, yellow injectors, bigger 2004 TMIC plus other goodies, whats a safe boost pressure, 1.3 or 1.4 on standard gearbox with 100k on ?