RED 4" inch Inlet Truck Air Filter Dry Flow Clamp-On Round Cone Air Intake

4inch 100mm Red High Flow Inlet Cold Air Intake Cone Replacement Dry Air Filter

High Flow Clamp-On Air Intake Filter, Washable Round Tapered, 3-4" Fit for Cars,

102mm 4" High Flow Round Tapered Cone Cool Air Filter Cleaner with Top Filter...

3.5" High Flow High Performance Round Tapered Cone Cool Air Filter Cleaner Red

Red 76mm 3" High Flow Round Tapered Cone Closed-Top Cool Air Filter Cleaner

Spectre Performance 9736 - Multi-Fit Round Tapered Blue Air Filter HPR