Borla ProXS Universal Muffler 400496 – 2.5-Inch Center Inlet and Outlet, Notched Neck
Borla ProXS Universal Muffler 400496 – 2.5-Inch Center Inlet and Outlet, Notched Neck
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- Alternate muffler with Un-Notched necks is 40364. If clamping, use 3" wide band clamps 18004.
- 2.5" Center Inlet/ 2.5" Center Outlet, 4" x 9.5" Oval, 14" Long Body, 19" Overall Length
- Notched necks are designed for clamp in installation. Use 1" wide band clamps 18325.
- Universal muffler. Reversible design.
The Borla ProXS Universal Muffler 400496 is designed for custom exhaust systems requiring dependable sound control, efficient gas flow, and flexible installation. This reversible oval muffler features a 2.5-inch center inlet and 2.5-inch center outlet with notched necks that support clamp-on installation using Borla 18325 1-inch-wide band clamps, sold separately. Its universal configuration allows installation in either direction to accommodate a variety of exhaust layouts.
Constructed from high-quality T-304 austenitic stainless steel, the Borla 400496 offers excellent corrosion resistance and long-term durability. Its fully welded construction provides added strength, while the free-flow design helps support improved exhaust performance. High-temperature continuous-filament fiber acoustic material delivers controlled sound attenuation without unnecessarily restricting exhaust flow. The natural mill finish may be brushed or polished before installation for a customized appearance.
- Brief Description: Universal, reversible ProXS oval muffler for custom exhaust applications.
- Key Features & Performance Benefits: T-304 stainless steel construction, free-flow design, high-temperature acoustic material, and notched necks for clamp-on installation.
- Product Specifications & Technical Data: 2.5-inch center inlet; 2.5-inch center outlet; 4-inch by 9.5-inch oval case profile; 14-inch body length; 19-inch overall length; reversible design; natural mill finish; 100% welded construction.
- What's Included: One Borla ProXS 400496 muffler. Clamps are not included.
This universal muffler is made in the USA and backed by Borla's Million-Mile Warranty. An alternate version with un-notched necks is Borla 40364; when using that design with clamps, Borla 18004 3-inch-wide band clamps are recommended. Verify exhaust tubing size, available clearance, and installation requirements before ordering. This product is intended for universal automotive exhaust applications, and vehicle-specific fitment data should be confirmed by the installer.
| Air Freight Prohibited: false |
| Not Carb Approved: false |
| Ltl Freight Required: false |
| Prop 65: Y |
| Part Type: automotive |
| Epa: N/A |
| Carb Acknowledgement Required: false |
| Regular Stock: t |
| Units Per Sku: 1 |
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Fitments
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Materials
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Shipping & Returns
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Dimensions
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Care Instructions
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