SKU: 11789 | UPC: 808422117890
Borla 2011-2012 Ford Mustang GT/ Boss 302 Axle-Back Exhaust System S-Type
Transform your 2011-2012 Ford Mustang GT or 2012 Boss 302 with the Borla 11789 S-Type axle-back exhaust system, designed exclusively for the 5.0L V8 in coupe or convertible models with automatic or manual transmission. This rear-section-only upgrade delivers increased horsepower and torque through patented straight-through technology, sharper throttle response, and the signature Borla Sound of Power that turns heads. Experience enhanced fuel efficiency and engine longevity with every drive.
Key Features
- T-304 Stainless Steel Construction: Premium material resists corrosion for lasting durability and maintains peak performance over time.
- Straight-Through Muffler Design: Patented multi-core technology increases exhaust velocity for added power and the aggressive Borla exhaust note.
- 2.75-Inch Tubing with 4-Inch Tips: Mandrel-bent pipes and bright chrome T-304 tips ensure smooth flow, precise fit, and motorsport styling.
- Split Rear Exit Configuration: Dual 4-inch angled cut tips provide balanced exhaust flow and a custom look from factory hangers.
- Million-Mile Warranty: Backed by Borla’s unmatched guarantee, reflecting confidence in quality and craftsmanship.
Product Notes
- Direct bolt-on replacement using factory mounts; no cutting or welding required.
- Produces a deep, aggressive tone without drone on highway drives.
- Ships fully assembled in protective packaging to prevent damage.
Installation Notes
- Professional installation recommended.
- Bolt-on design fits in under 30 minutes with basic hand tools; remove stock axle-back section first.
- Compatible with all factory hangers and catalytic converters; no modifications needed.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2011 | Ford | Mustang | GT |
| 2012 | Ford | Mustang | GT |
| 2012 | Ford | Mustang | Boss 302 |
Why Choose Borla?
- Over 40 years as the leader in stainless steel exhaust systems for street and racing.
- Every system hand-welded and CNC-machined for exact fit and maximum flow.
- Proven on track with dyno-tested gains in power and efficiency.
Frequently Asked Questions
- Q: Will this fit both coupe and convertible Mustang GT models?
A: Yes, the 11789 S-Type axle-back fits 2011-2012 Mustang GT coupe/convertible and 2012 Boss 302 with 5.0L V8, automatic or manual transmission. - Q: What material are the tips made from?
A: 4-inch double-wall tips are bright chrome over T-304 stainless steel for shine and rust resistance. - Q: What warranty comes with this exhaust?
A: Million-Mile Warranty covers defects in materials and workmanship when installed properly.
Shipping & Handling
- Method: Ground shipping via UPS or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Single oversized box, 48″ L x 14″ W x 14″ H
- Weight: 28 lbs
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