Description
Performance Exhaust System. The Flowmaster Outlaw Axle-Back Exhaust System with Black Tips enhances the sound and performance of vehicles equipped with factory performance or active exhaust. Designed to improve exhaust flow and deliver a deep, aggressive tone, it optimizes power output while maintaining street legality. This system upgrades the exhaust note and performance of Mustang GT and EcoBoost models with factory active exhaust.
Construction and Appearance. Built with 409 stainless steel tubing using mandrel bends, this exhaust system ensures durability and maximizes exhaust flow. The mufflers feature a black high-temperature paint finish, and the quad tips are crafted from 304 stainless steel with a black ceramic coating, providing a sleek custom appearance with double-wall round tips and angled cut edges.
Installation. Installation is straightforward using factory mounting locations, with all necessary hardware included for a bolt-on fit without cutting or drilling. The system utilizes slip-fit inlet connections and clamp-on inlets for seamless integration.
Warranty. This product is backed by a lifetime limited warranty, ensuring long-term coverage for durability and performance.
Application. Designed for 2024 to 2026 Ford Mustang models equipped with the factory performance/active exhaust option, including both the 5.0-liter V8 GT and 2.3-liter EcoBoost engines, as well as the Dark Horse trim level. Compatible with coupe and convertible body styles. This system includes OEM-style valves but requires reuse of the factory valve actuators to maintain proper operation.
Flowmaster 818159
CA Residents: WARNING: Cancer and Reproductive Harm
- Outlaw Axle-Back 3.00-Inch Stainless Steel Exhaust System with Quad 4.00-Inch Black Ceramic Coated Tips Featuring Valves
- Maximum Dyno Gains of Up to 17 Hp and 17 Lb-Ft Measured at the Rear Wheels
- 3.00-Inch Mandrel Bent 409 Stainless Steel Tubing to Maximize Exhaust Flow and Durability
- Quad 4.00-Inch Black Ceramic Coated Tips for a Custom Look
- Uses Factory Mounting Locations for Bolt-On Installation
- Includes All Necessary Hardware and Clamps
- Fits Both Coupes and Convertibles Equipped with Factory Performance/Active Exhaust
- Backed by Lifetime Limited Warranty
- Emission Legal for Use on Emissions Controlled, Uncontrolled, and Racing Use Vehicles
- Outlaw Series Mufflers Provide Aggressive Sound and Increased Performance
- Slip-Fit Inlet Connection with Clamp-On Inlet Type
- Reflection Type Mufflers with Black High-Temperature Paint Finish
- Flat Band Clamping Type with Included Clamps
- Dual Out Rear Exit Style with Welded Exhaust Tip Connection
- Exhaust Tips Made of 304 Stainless Steel, Double Wall, Round with Angled Cut Edge
- Valve Included with OEM-Style Valves; No Valve Actuator Included (OEM Valve Actuator Must Be Reused)
- California Proposition 65 and CARB Compliant
- Fits 2024-2026 Mustang GT 5.0L and EcoBoost 2.3L Models Equipped with Factory Performance/Active Exhaust, Including Dark Horse Trim
| Brand | Flowmaster |
| Exhaust System Type | Axle-Back System |
| Exhaust System Material | Stainless Steel |
| Exhaust System Tip Finish | Black, Black Chrome |
| Exhaust System Tubing Diameter | 3.00 Inch |
| Exhaust Loudness | Aggressive |
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