This two chamber design incorporates Flowmaster's patented Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over Original 40 series. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.Features: Durable Fully Welded 16 Gauge Aluminized Steel 3 Year Limited Warranty Aggressive To Moderate Exterior Exhaust Note Reduced Interior Resonance Excellent Street/Strip And Off Road Application No Internal Packing To Blowout Race Proven Patented Delta Flow® TechnologyApplications include: Accord, Altima, Barracuda, Caprice, Celica, Challenger, Charger, Civic, Cj5, Cj7, Cl500, Coronet, D100 Pickup, D150 Pickup, D200 Pickup, D250 Pickup, Dakota, Dart, Daytona, Duster Product Description: 40 Series Delta Flow Muffler, 2.00" IN (O) / OUT (C): ea, 16 Gauge Aluminized SteelPit Stop USA offers Flowmaster 40 Series Delta Flow Muffler - 2" Offset - Inlet / Center Outlet 942041 at low everyday prices. Be sure to check out all our products from Flowmaster including Flowmaster Dodge Challenger Mufflers and Resonators and Flowmaster 40 Series Delta Flow Mufflers.