Flowmaster Series 50 HD Muffler. The 50 Series heavy-duty muffler delivers moderate exterior and interior tone. It features a large 4" case and is designed to significantly increase mileage, torque and horsepower while greatly improving towing power and acceleration. The 50 series muffler is great for gas, diesel and late model trucks used in the most extreme conditions. Constructed of 16-gauge aluminized steel and fully MIG-Welded For maximum durability. Muffler features 3" Inlet (center)/ 2-1/2" Dual Outlet.
Features and Benefits:
- Great for Quieting Large Displacement Engines
- Works Great with Gas or Diesel Applications
- Large Case Features Three-Chamber Internal Design
- Terrific Power/Torque Improvement
- No Internal Packing to Blowout