The Delta Force 30 series race mufflers utilize Flowmaster's patented Delta Flow technology and are designed for race applications needing to meet the most stringent decibel level requirements at the track. These mufflers have excellent power characteristics with maximum sound reduction qualities. Please call the Flowmaster tech-line for assistance with specific dB requirements and applications.
| Automotive Item Grade | High Performance |
| Body Height | 5.000 in. |
| Body Length | 14.000 in. |
| Body Width | 12.000 in. |
| Color | Black |
| Fitment | Universal |
| Inlet Connection Type | Pipe |
| Inlet Diameter | 4.000 in. |
| Inlet Inside Diameter | 4.000 in. |
| Inlet Outside Diameter | 4.000 in. |
| Inlet Position | Center |
| Inlet Type | Single Center |
| Main Piping Diameter | 4.000 in. |
| Material | Aluminized Steel |
| Mount Type | Uses New Hangers (Not Included) |
| Muffler Series | 30 Series Delta Force |
| Muffler Type | Reflection |
| Outlet Connection Type | Pipe |
| Outlet Diameter | 4.000 in. |
| Outlet Outside Diameter | 4.000 in. |
| Outlet Position | Center |
| Outlet Type | Single Center Outlet |
| Overall Length | 22.000 in. |
| Shape | Oval |
| Sound Level | Aggressive |
| Tip Quantity | 0 |
| Title | Flowmaster 54030-12 30 Series Race Muffler - 4.00 Center In / 4.00 Center Out - Aggressive Sound |
| WARNING CA Proposition 65 | No |
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