PCV Reroute kit with the resonator plug for 2012-2016 LML Duramax equipped Chevy/GMC 2500HD and 3500 Silverado/Sierra Pickups. The kit reroutes the PCV system from feeding crank case exhaust gas back into the intake, stopping the buildup of sludge in the intake tract. The billet aluminum plate, resonator plug is designed to fit your factory intake elbow perfectly, so it requires no modifications. It's made from high quality 6061 aluminum, comes with stainless steel hardware, and will not void your warranty!

Includes:
• CNC Machined Billet Mouth Piece Plug
• Machine Billet Aluminum Plate Resonator Plug
• Hose
• 4 stainless steel bolts