Photo 1 of A-Premium Variable Valve Timing (VVT) Sprocket Gear Camshaft Adjuster Compatible with Chevrolet Colorado 2008-2012 2015, Trailblazer 2008-2009 & GMC Canyon, Envoy & Hummer H3, H3T & Saab 9-7x

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Photo 1 of A-Premium Variable Valve Timing (VVT) Sprocket Gear Camshaft Adjuster Compatible with Chevrolet Colorado 2008-2012 2015, Trailblazer 2008-2009 & GMC Canyon, Envoy & Hummer H3, H3T & Saab 9-7xPhoto 2 of A-Premium Variable Valve Timing (VVT) Sprocket Gear Camshaft Adjuster Compatible with Chevrolet Colorado 2008-2012 2015, Trailblazer 2008-2009 & GMC Canyon, Envoy & Hummer H3, H3T & Saab 9-7x