SKU: 11889 | UPC: 808422118897
2015-2023 Ford Mustang 2.3L EcoBoost / 2015-2017 3.7L V6 Axle-Back Exhaust System S-Type
Borla 11889 S-Type axle-back exhaust upgrades 2015-2023 Ford Mustang 2.3L EcoBoost and 2015-2017 3.7L V6 models with manual or automatic transmission. This system delivers noticeable power and torque increases, better fuel economy, and the aggressive Borla Sound of Power. Precision engineering ensures direct bolt-on fit for rear-wheel-drive coupes, excluding convertibles and active valve exhaust.
Key Features
- T-304 Stainless Steel Construction: Premium material resists corrosion for long-lasting durability and maintains performance in harsh conditions.
- Straight-Through Muffler Design: Patented multi-core technology boosts exhaust velocity for added horsepower, torque, and responsive throttle feel.
- 2.25-inch Mandrel-Bent Tubing: Ultra-smooth bends promote maximum flow, reducing backpressure and enhancing engine efficiency.
- 4-inch Bright Chrome T-304 Tips: Split rear exit styling adds motorsport aggression with polished finish for standout appearance.
- Million-Mile Warranty: Borla backs every system with unmatched coverage, proving confidence in quality and craftsmanship.
Product Notes
- Excludes convertible models and vehicles with active valve exhaust systems (4 tips); for convertibles use PN 11938 or 11939.
- All-welded construction ensures no leaks and consistent performance over time.
- Ships in one heavy-duty box; 52″ L x 14″ W x 12″ H dimensions, 28 lbs weight.
Installation Notes
- Professional installation recommended.
- Bolt-on design replaces factory axle-back with no cutting or welding required.
- Uses factory hangers and hardware for precise alignment and secure mounting.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015-2023 | Ford | Mustang | 2.3L EcoBoost |
| 2015-2023 | Ford | Mustang | 2.3L EcoBoost Premium |
| 2015-2017 | Ford | Mustang | 3.7L V6 |
| 2015-2017 | Ford | Mustang | 3.7L V6 Premium |
Why Choose Borla?
- Leaders in stainless steel exhaust since pioneering systems for classics like Ferrari and Rolls-Royce.
- Patented straight-through technology delivers real power gains and distinctive exhaust note.
- CNC precision manufacturing guarantees exact fit and peak flow on every system.
Frequently Asked Questions
- Q: Does this fit convertible Mustangs or models with active exhaust?
A: No, excludes convertibles and active valve systems; use Borla PN 11938/11939 for convertibles. - Q: What material are the pipes and tips made from?
A: Full T-304 stainless steel construction with bright chrome finish on 4-inch tips for durability and shine. - Q: What warranty comes with the Borla 11889?
A: Million-Mile Warranty covers defects in materials and workmanship for lifetime performance assurance.
Shipping & Handling
- Method: UPS or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Securely boxed, 52″ x 14″ x 12″ dimensions
- Weight: 28 lbs
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