QUARTER WAVE

Engine mufflers; Engine exhaust tips; Exhausts; Mufflers; Muffler pipes; Resonators; Silencers; Muffler tip; Automobile parts, namely, turbo manifolds, cold air intakes, exhaust gas recirculation kits, oxygen sensor spacers being parts of automobile engines; Automobile exhaust pipes and components for the same, namely manifolds, headers, test pipes, front pipes, down pipes, up pipes, blast pipes, cutout pipes, megaphone extension pipes and high flow catalytic converters; Automobile exhaust manifold accessories, namely skid plates, header covers, donuts and gaskets; Automobile engine dress-up accessories, namely valve cover washers and spark plug covers