PIERBURG 7.03381.14.0 Bypass Valve, Loader For Buick ( Sgm ) Chevrolet C
3" Inlet 76mm Cold Air Intake Universal Bypass Valve Filter BLACK For GMC/Hummer
2.5" 63mm Inlet Cold Air Intake Universal ByPass Valve Filter RED For GMC
2.5" 63mm Cold Air Intake ByPass Valve Filter BLUE For GMC
3" Inlet 76mm Cold Air Intake Universal Bypass Valve Filter RED For GMC/Hummer
2.75" 70mm Cold Air Intake Universal ByPass Valve Filter RED For GMC