Turbosmart BOV Kompact Dual Port - 08-14 Subaru WRX (Excl STI)/ 03-08 Subaru Legacy GT Engine Components>Valve Covers which means increased air-cooling efficiency

which means increased air-cooling efficiency for your RS

Fits B6 and B7 platforms

6 Liter M4RA

and then redesigning the MAF housing to ensure an increased flow but also retain safe fuel trim perimeters and run check engine light free on the stock tune

ACT's 6-pad

Turbosmart BOV Kompact Dual Port - 08-14 Subaru WRX (Excl STI)/ 03-08 Subaru Legacy GT Engine Components>Valve Covers which means increased air-cooling efficiencyThe Kompact Dual Port blow off valve directly replaces the stock bypass valve on the Subaru WRX MY08 14 and the new Nissan Juke Pulsar Turbo. Standard valves crack with age and heat cycling and rely on rubber diaphragms that perish. They're also not designed to handle increased boost levels. Turbosmart's Kompact offers big blow off valve performance in a small package. Its billet aluminum construction provides strength, while the precision machined