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, Q&A, Specs & Installation
| Brand | Flowmaster |
| Muffler Inlet Size | 2.50 Inch |
| Muffler Installation Type | Clamp-On Muffler |
| Muffler Type | Chambered Muffler |
Performance Muffler. The Flowmaster 40 Series Dual In/Center Oval Muffler; 2.50-Inch Inlet/3-Inch Outlet is engineered to enhance exhaust flow while delivering an aggressive sound tone. It is widely used in performance exhaust systems to improve engine efficiency and provide a robust auditory experience without compromising emissions compliance.
Construction and Appearance. Constructed from durable materials, this muffler features a chambered design that optimizes sound and flow characteristics. Its corrosion-resistant exterior finish ensures longevity and maintains a clean, professional appearance under the vehicle.
Installation. Installation requires basic mechanical skills and common tools, with no drilling needed for most applications. It can be adapted to fit a wide range of exhaust systems with minimal modification.
Application. Fits universal; some adaptation may be required.
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.
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