Fitment ①: Compatible with Chevy Avalanche, Camaro, Caprice, Corvette, Colorado, Impala, Express 1500 2500 3500, Silverado 1500, Tahoe, Trailblazer 2006-2015; Compatible with GMC Canyon, Envoy, Savana, Sierra 1500, Yukon 2007-2011
Fitment ②: Compatible with Cadillac CTS 2009-2014; Compatible with Buick LaCrosse 2008-2009; Compatible with Hummer H3 2008-2009; Compatible with Pontiac Grand Prix, G8 2008-2009. Please refer to the pictures for detailed model
Precise Engine Timing: Coordinates crankshaft and camshaft rotation with high accuracy, ensuring proper valve operation for smooth combustion, reduced misfires, improved engine efficiency, and long-term protection against damage
Premium Materials: Engineered with heat-treated alloy steel timing chain and sprockets for maximum fatigue resistance; precision-machined tensioner with reinforced metal body and nylon wear surface ensures stable, long-term operation