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🔥 Own the street with the sound that commands attention!
The Flowmaster 40 Series Chambered Muffler delivers the classic aggressive exhaust tone muscle car enthusiasts crave, featuring a durable 16-gauge aluminized steel build and a two-chambered design that enhances airflow and performance. Perfectly suited for custom exhaust systems on muscle cars, street rods, trucks, and SUVs, it combines legendary sound with proven durability and universal fitment.












| ASIN | B000182DMO |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #24,162 in Automotive ( See Top 100 in Automotive ) #5 in Automotive Performance Exhaust Mufflers #258 in Automotive Emission & Exhaust Products |
| Brand Name | Flowmaster |
| Compatible with Vehicle Type | Car |
| Configuration | Center/Offset |
| Customer Reviews | 4.7 4.7 out of 5 stars (427) |
| Global Trade Identification Number | 00700042010332, 00700042029426 |
| Included Components | Flowmaster 42541 40 Series Muffler - 2.50 Offset IN / 2.50 Center OUT - Aggressive Sound |
| Item Dimensions | 20.25 x 10.45 x 4.55 inches |
| Item Type Name | Flowmaster 42541 40 Series Muffler - 2.50 Offset IN / 2.50 Center OUT - Aggressive Sound |
| Item Weight | 9.5 pounds |
| Manufacturer | Flowmaster |
| Manufacturer Part Number | 42541 |
| Manufacturer Warranty Description | Check with the manufacturer |
| Material Type | Alloy Steel |
| Model Number | 42541 |
| Number of Items | 1 |
| OEM Equivalent Part Number | 42541 |
| Part Interchange Info | 42541 |
| Shape | Oval |
| UPC | 700042010332 700042029426 |
| Unit Count | 1 Count |
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