Posi-Seal Cam Plugs were designed to fit perfectly without losing their shape and sealing ability. At its core is a rigid inner steel reinforcement, then they're injection molded with a heavy-duty hi-temp rubber coating.

Manufactured by an OE automotive supplier delivering Premium Materials and High-Quality Standards, so Posi-Seal Cam Plugs fit perfectly every time, they are reusable, and won't leak!