Flowmaster 42513-FM | Exhaust Muffler

Unleash your Monster with FlowMonster chambered mufflers. Hidden beneath your ride lies a powerful creature destined to dominate. FlowMonster chambered mufflers create an aggressive exhaust note giving a powerful voice to your car/truck/SUV. FlowMonster mufflers are constructed of 16-gauge aluminized steel and are 100% MIG welded for maximum strength and durability. The chambered design cancels out unwanted frequencies with no packing producing an aggressive exhaust note that will not change with time. FlowMonster mufflers are coated with high heat resistant silver paint for an aggressive look under your car. Here the Roar with FlowMonster!

• Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
• FlowMonster Muffler
• Increases Exhaust Flow For Increased Performance
• Excellent Throttle Response
• Produces An Aggressive Sound
• Silver Painted Finish
• FlowMonster Muffler; 1 Chamber; 2.50 in. Offset Inlet/2.50 in. Offset Outlet; Case Dimensions 4 in. x 9.50 in. x 6.50 in.; 13.50 in. Overall Length; Aluminized Steel;
• Compact Design Accommodates Most Cars/Trucks/SUVs
• Internal Design Cancels Out Annoying High Pitch Frequencies
• Constructed of Durable 16-Gauge Aluminized Steel