Photo 1 of A-Premium Secondary Air Injection Check Valve, Air Pump Check Control Valve, with Gasket, Compatible with Chevrolet Colorado 2007-2012 & GMC Canyon 2007-2012 & Hummer H3 2007-2010, H3T, 2.9L 3.7L

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Photo 1 of A-Premium Secondary Air Injection Check Valve, Air Pump Check Control Valve, with Gasket, Compatible with Chevrolet Colorado 2007-2012 & GMC Canyon 2007-2012 & Hummer H3 2007-2010, H3T, 2.9L 3.7LPhoto 2 of A-Premium Secondary Air Injection Check Valve, Air Pump Check Control Valve, with Gasket, Compatible with Chevrolet Colorado 2007-2012 & GMC Canyon 2007-2012 & Hummer H3 2007-2010, H3T, 2.9L 3.7LPhoto 3 of A-Premium Secondary Air Injection Check Valve, Air Pump Check Control Valve, with Gasket, Compatible with Chevrolet Colorado 2007-2012 & GMC Canyon 2007-2012 & Hummer H3 2007-2010, H3T, 2.9L 3.7L