Flowmaster Original 40 Series Mufflers
The muffler that started it all, the original 40 Series Muffler is an aggressive sounding street/strip muffler that delivers a powerful “Flowmaster Sound” you’ve heard so much about it. If you really want to hear your exhaust system and that great muscle car tone – from both inside and out of the vehicle – the 40 Series is for you.
Application Reccomendations:
- The original high performance Flowmaster muffler
- Aggressive sound for the enthusiast you likes their exhaust LOUD
- Available in either aluminized steel or 409S Stainless
- Stainless steel mufflers covered by limited lifetime warranty
- Fully MIG welded for durability
| Description | Part No. | List Price |
Click For Details |
| FLOWMASTER SUPER 10 SERIES DELTA FLOW MUFFLER STAINLESS STEEL Inlet Diameter: 2.50" Outlet Diameter: 2.50" Diameter: 4" OAL: 12.50" Case Length: 6.50" Width: 9.75" Height: 4" Weight: 12 |
842512 | $146.46 |  details |
| FLOWMASTER SUPER 10 SERIES DELTA FLOW MUFFLER STAINLESS STEEL Inlet Diameter: 2.50" Outlet Diameter: 2.50" Diameter: 4" OAL: 12.50" Case Length: 6.50" Width: 9.75" Height: 4" Weight: 12 |
842515 | $146.46 |  details |
| FLOWMASTER SUPER 10 SERIES DELTA FLOW MUFFLER STAINLESS STEEL Inlet Diameter: 2.50" Outlet Diameter: 2" Diameter: 4" OAL: 12.50" Case Length: 6.50" Width: 9.75" Height: 4" Weight: 12 |
8425152 | $146.46 |  details |
| FLOWMASTER SUPER 10 SERIES DELTA FLOW MUFFLER STAINLESS STEEL Inlet Diameter: 2" Outlet Diameter: 2" Diameter: 4" OAL: 12.50" Case Length: 6.50" Width: 9.75" Height: 4" Weight: 12 |
8425154 | $146.46 |  details |
| FLOWMASTER SUPER 10 SERIES DELTA FLOW MUFFLER STAINLESS STEEL Inlet Diameter: 2.50" Outlet Diameter: 2.50" Diameter: 4" OAL: 12.50" Case Length: 6.50" Width: 9.75" Height: 4" Weight: 12 |
842516 | $146.46 |  details |
| FLOWMASTER SUPER 10 SERIES DELTA FLOW MUFFLER STAINLESS STEEL Inlet Diameter: 2.50" Outlet Diameter: 2.50" Diameter: 4" OAL: 12.50" Case Length: 6.50" Width: 9.75" Height: 4" Weight: 12 |
842518 | $146.46 |  details |
| FLOWMASTER SUPER 10 SERIES DELTA FLOW MUFFLER STAINLESS STEEL Inlet Diameter: 3" Outlet Diameter: 3" Diameter: 4" OAL: 12.50" Case Length: 6.50" Width: 9.75" Height: 4" Weight: 12 |
843015 | $146.46 |  details |
| FLOWMASTER SUPER 10 SERIES DELTA FLOW MUFFLER STAINLESS STEEL Inlet Diameter: 3" Outlet Diameter: 2.50" Diameter: 4" OAL: 12.50" Case Length: 6.50" Width: 9.75" Height: 4" Weight: 12 |
8430152 | $146.46 |  details |