New
Arrivals/Restock
Flowmaster 40 Delta Flow® - 2.50 Center In / 2.50 Offset Out - Aggressive Sound 942542
4.2 (124 items)
Limited Time SaleUntil the end
08
20
12
$83.04 cheaper than the new price!!
Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Free cash-on-delivery fees for purchases over $99
See all stores
Please note that the sales price and tax displayed may differ between online and in-store. Also, the product may be out of stock in-store.
New $150.99
Product details
| Management number | 204484265 | Release Date | 2025/10/22 | List Price | $67.95 | Model Number | 204484265 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
This two chamber design incorporates Flowmaster's Delta Flow® technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over standard 40 series. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
This Part Fits:
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2015 | Ford | Mustang | GT | 2.50 Inlet 2.50 Outlet |
Specifications:
| 614 | 4.00 |
| 615 | 13.00 |
| 621 | Aluminized Steel |
| 616 | 9.75 |
| California Proposition 65 | No |
| 1882 | No |
| 17 | Black |
| 1161 | 0 |
| Exhaust Tip Quantity | Sold Separately |
| Finish | High-Temperature Paint |
| 3390 | Performance |
| 617 | No |
| 618 | No |
| 601 | 2.50 |
| 619 | Center |
| 1171 | 2.63 |
| 620 | 1 |
| 596 | Weld-On |
| 596 | Clamp-On |
| 1174 | Chambered |
| 622 | 2.50 |
| 304 | Offset |
| 1172 | 2.63 |
| 623 | 1 |
| 8971 | 19.00 |
| 624 | No |
| 33 | Oval |
| Sound Level | Aggressive |
| 626 | No |
| 3145 | Universal |
| Brand | Flowmaster |
| Category | Exhaust |
| Emission Code | 5 |
| Fitment | Universal |
| Inlet Diameter | 2.50 |
| Mount Type | Uses New Hangers (Not Included) |
| Muffler Series | 40 Series Delta Flow |
| Vehicle Type | Street Rod |
| Vehicle Type | Late Model Muscle Car |
| Vehicle Type | 4/6 CYL Engine |
| Vehicle Type | Truck/SUV |
| Vehicle Type | Classic Muscle Car |
| Vehicle Type | Street/Strip |
| 9957 | Slip-Fit |
| 9958 | Slip-Fit |
| part type | Exhaust Muffler |
| Sub Category | Mufflers |
| Description_INV | 2.5 IN(C)/OUT(O) 40 SERIES DF |
| Description_ASC | Universal Muffler - Some adaptation may be required. |
| Description_DES | Flowmaster 40 Series Delta Flow Chambered Muffler |
| Description_EXT | 40 Delta Flow® - 2.50 Center In / 2.50 Offset Out - Aggressive Sound |
| Description_MKT | This two chamber design incorporates Flowmaster's Delta Flow® technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over standard 40 series. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. |
| Description_FAB | No internal packing to blowout |
| Description_FAB | Excellent Street/Strip and Off Road application |
| Description_FAB | Race proven Delta Flow technology |
| Description_FAB | Durable fully welded 16 gauge aluminized steel |
Mufflers
Correction of product information
If you notice any omissions or errors in the product information on this page, please use the correction request form below.
Correction Request Form