aFe 75-80612 Stage 2 Si Pro Guard 7 Air Intake System 2004.5-2005 GM Duramax 6.6 Diesel

This Stage 2 Sealed Intake System gives you cool air and quiet power. The sealed design keeps noise at a minumum while the large 360 degree high flow Pro Guard 7 air  filter and sealed intake box with auxiliary intake scoop increases air flow by 42% and provides maximum filtration. In recent testing, this intake system produced 17 Horsepower and 39 lbs X ft. of torque at 2100 RPM. Installs in 30-45 minutes with no drilling or cutting required. This system is truly a stealth system.