Brian Crower Steel Spring and Retainer Kit - Subaru Models (inc. 02-14 WRX / 04+ STI)
The Brian Crower Single Spring/Steel Retainer Kit is a great addition for those of you planning buiding your head, or adding a set of aggressive cams. These are designed for high-RPM applications and are crafted from high grade, chrome silicone alloy.
ACL Race Rod Bearings Oversized +.001in - 02-14 WRX / 04+ STI
The unique combination of design, metallurgy and engineering come together to deliver what drivers expect from high performance Trimetal engine bearings. ACL bearings are designed to withstand higher RPM conditions....