aFe Power Stage 2 Pro 5R Cold Air Intake System Features: Uses Pro 5R Filter For Maximum Air Flow Rotomolded Plastic Tube For Maximum Air Flow 71 Percent cfm Flow Gain 4 Horsepower Gain 12 lbs./ft. Torque Gain Improved Throttle Response Repl. Factory Intake For Improved HP/Torq/Styling Limited Lifetime Warranty Height: 17.00 Width: 13.00 Length: 13.00 Weight: 30.00 lbs Vehicle Type: Air Intake Kit Fitment: 2007/GMC/Sierra 3500/Classic WT Standard Cab Pickup 2-Door/6.6L 400Cu. In. V8 DIESEL OHV Turbocharged::C.A.R.B. EO Number D-550-4^^2007/GMC/Sierra 3500/Classic WT Extended Cab Pickup 4-Door/6.6L 400Cu. In. V8 DIESEL OHV Turbocharged::C.A.R.B. EO Number D-550-4^^2007/GMC/Sierra 3500/Classic WT Crew Cab Pickup 4-Door/6.6L 400Cu. In. V8 DIESEL OHV Turbocharged::C.A.R.B. EO Number D-550-4^^2007/GMC/Sierra 3500/Classic WT Cab & Chassi...