3243518|Exhaust and Intake Valve Kit for 2012 Chevrolet Express 3500 6.6L - VK323220XP17. Ensure your 2012 Chevrolet Express 3500 6.6L runs smoothly with this high-quality Exhaust and Intake Valve Kit. Designed for precise fitment and engineered for durability, it's the ideal choice for engine maintenance or a full rebuild.. 2012 Chevrolet Express 3500 6.6L Engine Exhaust and Intake Valve Kit - VK323220XP17 Also fits the following vehicles: 2011 Chevrolet Express 3500 6.6L Engine Exhaust and Intake Valve Kit, 2012 Chevrolet Express 3500 6.6L Engine Exhaust and Intake Valve Kit, 2013 Chevrolet Express 3500 6.6L Engine Exhaust and Intake Valve Kit, 2014 Chevrolet Express 3500 6.6L Engine Exhaust and Intake Valve Kit, 2015 Chevrolet Express 3500 6.6L Engine Exhaust and Intake Valve Kit, 2009 Chevrolet Express 4500 6.6L Engine Exhaust and Intake Valve Kit, 2010 Chevrolet Express 4500 6.6L Engine Exhaust and Intake Valve Kit, 2011 Chevrolet Express 4500 6.6L Engine Exhaust and Intake Valve Kit, 2012 Chevrolet Express 4500 6.6L Engine Exhaust and Intake Valve Kit, 2013 Chevrolet Express 4500 6.6L Engine Exhaust and Intake Valve Kit, 2014 Chevrolet Express 4500 6.6L Engine Exhaust and Intake Valve Kit, 2015 Chevrolet Express 4500 6.6L Engine Exhaust and Intake Valve Kit, 2007 Chevrolet Silverado 2500 HD Classic 6.6L Engine Exhaust and Intake Valve Kit, 2001 Chevrolet Silverado 2500 HD 6.6L Engine Exhaust and Intake Valve Kit, 2002 Chevrolet Silverado 2500 HD 6.6L Engine Exhaust and Intake Valve Kit