C3 Corvette 1968-1982 Headers MR Watertight sill design: Prevents leaks

Watertight sill design: Prevents leaks and spills from reaching your vehicle's carpet

The F5X JCW Eventuri system uses our Patented Carbon fiber Housing which provides an aerodynamically efficient airflow path from the filter to the turbo

The tips feature a drain port on the bottom to keep rust and corrosion away

and durable performance across your outdoor pursuits

C3 Corvette 1968-1982 Headers MR Watertight sill design: Prevents leaksARH C3 Corvette header systems are now available for conventional Small Block applications. Maintaining our tradition for outstanding 100% US made quality, our C3 Small Block headers are available with 1 5 8", 1 3 4" or 1 7 8" primaries to accommodate your desired application. Also available is our C3 Long System, which includes our C3 headers, leak free ball socket connections. If you've swapped your C3's stock engine in favor of an LS engine, we've