Key features

• •Secondary Air System is designed for exhaust gas reprocessing in the engine warm-up phase. During this process, fresh air is blown directly into the exhaust manifold, enabling faster heating of the catalytic converter (exhaust heat afterburning).
• •This Secondary Air Smog Pump Fits for 2006 - 2008 Forester 4 Cyl 2.5L DOHC EMPI TURBO 2.5XT, Forester Sportts; 2006 - 2007 Impreza 4 Cyl 2.5L DOHC EMPI TURBO STI, STI LIMITED, WRX, WRX-TR; 2006 - 2007 Impreza STI 4 Cyl 2.5L DOHC EMPI TURBO STI, STI LIMITED, WRX, WRX-TR; 2006 - 2007 Impreza WRX 4 Cyl 2.5L DOHC EMPI TURBO STI, STI LIMITED, WRX, WRX-TR.
• •OEM replace part number: 14828-AA060, 14828AA060, 14828-AA030, 14828AA030. Please check your OE number before you order it.
• •Secondary Air Pump injects fresh air into the exhaust gas behind the exhaust valve in a short time, to help further oxidized of CO and HC in the exhaust gas of the engine , thereby reducing the emission of harmful substances in the exhaust gas of the automobile.
• •One of the first symptoms of a bad or failing smog pump is a rough running engine--Reduced horsepower; Check Engine Light comes on. If the injection pump begins to fail, since it is a vital part of the emissions system, a fault code will be triggered. If these symptoms occur in your vehicle, you need to replace a new secondary air pump. By simply replacing this pump, efficiency can be restored and there will be no worry about failing an emissions test. This secondary air pump fits 06 07 08 years