Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
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Features, Description, Reviews, Q&A, Specs & Installation
| Brand | Flowmaster |
| Muffler Inlet Size | 2.50 Inch |
| Muffler Installation Type | Clamp-On Muffler |
| Muffler Type | Chambered Muffler |
Aggressive Sound Performance. The Flowmaster 40 Series Dual In/Center Oval Muffler; 2.50-Inch Inlet/3-Inch Outlet is designed to provide a powerful and aggressive exhaust tone, enhancing the driving experience. This muffler improves exhaust flow while delivering a distinctive sound that complements performance vehicles.
_x000D_Construction and Appearance. Made from durable materials, this muffler features a rugged chambered design that optimizes exhaust flow and sound. The finish offers a classic textured and metallic look, engineered to withstand high temperatures and resist corrosion.
_x000D_Installation. Installation is moderately straightforward and typically requires no drilling, making it suitable for most custom and replacement exhaust setups. Minor adaptation may be needed depending on the vehicle’s exhaust configuration.
_x000D_Application. Universal fitment with some adaptation required, suitable for various vehicles needing an aggressive sound upgrade without affecting emissions compliance.
Flowmaster 425403
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation Info
Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
What's in the Box