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๐ฅ Turn heads and drop jaws with Flowmasterโs fiercest roar!
The Flowmaster 842518 Super 10 Muffler 409S is a premium 16-gauge stainless steel, chambered muffler engineered for maximum aggressive sound and durability. Featuring patented Delta Flow technology, it delivers a powerful exhaust note ideal for off-road vehicles. Lightweight and easy to install, it offers a performance upgrade that enhances power and style while backed by a 10-year limited warranty.












| ASIN | B003BZ7ME8 |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #47,423 in Automotive ( See Top 100 in Automotive ) #9 in Car Rear Mufflers |
| Brand Name | Flowmaster |
| Compatible with Vehicle Type | Car |
| Configuration | Offset/Offset |
| Customer Reviews | 4.7 4.7 out of 5 stars (511) |
| Global Trade Identification Number | 00700042023929 |
| Included Components | Flowmaster 842518 Super 10 Muffler 409S - 2.50 Offset IN / 2.50 Offset OUT - Aggressive Sound |
| Item Dimensions | 16.5 x 24.1 x 10.2 centimeters |
| Item Type Name | Flowmaster 842518 Super 10 Muffler 409S - 2.50 Offset IN / 2.50 Offset OUT - Aggressive Sound |
| Item Weight | 2.38 kg |
| Manufacturer | Flowmaster |
| Manufacturer Part Number | 842518 |
| Manufacturer Warranty Description | 10 Year Limited Warranty |
| Material Type | Stainless Steel |
| Model Number | 842518 |
| OEM Equivalent Part Number | 842518 |
| Outlet Connection Size | 2.5 Millimeters |
| Part Interchange Info | 842518 |
| Shape | Oval |
| UPC | 700042023929 |
| Unit Count | 1 Count |
T**M
Sounds good. Light weight. Easy install for a welder or exhaust shop. Saves around 80lbs over my stock lexus gx470s huge muffler I replaced it with. Its still relatively quiet but sounds good when you get on it. No drone at any speeds for me. It also feels like I gained some power. Easy upgrades.
R**N
Super 10/10 I bought these for my mild cam 350 for my Chevelle , the video is a mock up but the bolted right up nicely. Came packaged well and shipped fast. Great quality and I love the sound. They look amazing with the finish and had a great price
R**E
The super 10s are sick! Cost efficient way to get a great sound out of a 3.6L 300s.
J**R
Suena muy bien en el coche, excelente producto.
S**S
Installed myself on a 2008 5.3L Silverado. Really does sound great and not overbearing like straight pipe is. Very happy with it.
Trustpilot
5 days ago
1 day ago