Internal combustion engine parts, namely, EGR bypass valve for racing use only; Internal combustion engine parts, namely, exhaust systems for racing applications comprising exhaust pipes and intake systems in the nature of intake manifolds, air-intake tubes and filters, intake and exhaust air flow vane assembly device; components for racing vehicle exhaust systems, namely, headers, exhaust kits comprised of pipes, tail pipes, downpipes, and up-pipes; all of the aforementioned being components for vehicle engines intended for racing use only