Comp Cams Thumpr Hydraulic Flat Tappet Camshaft Complete Kit T-shirts Pick up a door-to-mirror gasket

Pick up a door-to-mirror gasket separately if yours is damaged or missing—it's a cheap way to keep water out

BMW Heritage Design - Authentic GTS styling honors BMW's motorsport and performance legacy

this hard panel construction adds critical support without requiring cutting or modification

Can this handle intercooler lines or just coolant circuits

Comp Cams Thumpr Hydraulic Flat Tappet Camshaft Complete Kit T-shirts Pick up a door-to-mirror gasketBig Mutha" Thumpr Hydraulic Flat Tappet Camshaft Complete Kit COMP Cams engineering team proudly introduces the Thumpr series cam and lifter kits. The lobe profile and grind characteristics of these new Thumpr camshafts use a combination of an early exhaust valve opening, a long exhaust duration, and a generous amount of intake and exhaust overlap to maximize the rough idling characteristics of the cams. This gives you a seriously aggressive exhaust