Comp Cams CB 280H-R10 CAM & LFTR KIT Mercedes Benz E63 (W213) Direct bolt-on design that routes

Direct bolt-on design that routes from the catalytic converter back through a tuned muffler and exit

Will these caps prevent air leaks

What hardware do I use to bolt the headers down

Bolt-on design replaces the factory muffler section and rear piping

Comp Cams CB 280H-R10 CAM & LFTR KIT Mercedes Benz E63 (W213) Direct bolt-on design that routesHYDRAULIC ROLLER: Great for street machines. Use headers, 9. 5: 1 compression & 2000+ stall. Lower gears in all applications. Rough idle Vehicle Fitments: Year Make Model Submodel 1967 1975 Chevrolet Bel Air Base 1967 1972 Chevrolet Biscayne Base 1973 1974 Chevrolet Blazer Base 1969 1972 Chevrolet Brookwood Base 1978 1980 Chevrolet C10 Big Ten 1975 1980 Chevrolet C10 Custom Deluxe, Cheyenne, Custom, Silverado, Scottsdale 1968 1974 Chevrolet C10 Pickup