Give your Ford Super Duty, Dodge Ram Cummins, Chevy Silverado/GMC Sierra Duramax or any vehicle equipped with a 4" exhaust tail pipe a bold look with the Sinister Diesel Dual Wall Exhaust Tip. We make every Sinister Diesel dual wall exhaust tip from corrosion-resistant stainless steel for durability and long life. This dual wall 4" to 5" diesel exhaust tip fits any 4" tailpipe and gives you a larger 5" outlet with a angle cut edge. This diesel exhaust tip is also protected with a high-quality black ceramic coating for a clean look. We give each exhaust tip a finishing touch with an eye grabbing riveted on Sinister Diesel logo on the side.