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SKU: 140479BC | UPC: 808422479004
Borla 2012-2018 Jeep Wrangler JKU Dirt Sport Cat-Back Exhaust System S-Type 140479BC
Upgrade your 2012-2018 Jeep Wrangler JK Unlimited 4-door with the Borla 140479BC Dirt Sport S-Type Cat-Back exhaust system, designed for 3.6L V6 engines in automatic or manual 4WD setups. This 2.5-inch single square rolled angle cut rear exit system delivers the signature Borla Sound of Power, increased horsepower and torque, better fuel economy, and extended engine life. Experience aggressive throttle response and a thrilling exhaust note on trails or streets.
Key Features
- T-304 Stainless Steel Construction: Premium material outperforms lesser grades for corrosion resistance, durability, and lifetime performance in harsh conditions.
- Straight-Through Multi-Core Technology: Patented design increases exhaust velocity for measurable gains in power, torque, and efficiency without drone.
- 2.5-Inch Mandrel-Bent Tubing: Ultra-smooth bends with 2.250-inch inlet/outlet ensure maximum flow and precise bolt-on fitment.
- Black Chrome 3.5-Inch Square Tips: T-304 stainless steel tips with Dirt Sport styling add rugged motorsport looks to your Wrangler JKU rear.
- Million-Mile Warranty: Backed by Borla's proven reliability as the exhaust leader for street, off-road, and racing.
Product Notes
- Off-road and street-legal; not for racing use only.
- Clean black chrome tips with hot water and microfiber cloth; avoid Borla Stainless Steel Polish #21461.
- Ships in one oversized box; 38 lbs product weight, dimensions 48 x 16 x 16 inches.
Installation Notes
- Professional installation recommended.
- Bolt-on system with all-welded construction; no cutting or welding required.
- Uses factory hangers and hardware for direct fit on 4-door JK Unlimited models.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2012-2018 | Jeep | Wrangler JK Unlimited | Rubicon |
| 2012-2018 | Jeep | Wrangler JK Unlimited | Sahara |
| 2012-2018 | Jeep | Wrangler JK Unlimited | Sport |
| 2012-2018 | Jeep | Wrangler JK Unlimited | Sport S |
| 2016 | Jeep | Wrangler Unlimited | 75th Anniversary |
| 2018 | Jeep | Wrangler JK Unlimited | Rubicon |
| 2018 | Jeep | Wrangler JK Unlimited | Sahara |
| 2018 | Jeep | Wrangler JK Unlimited | Sport |
| 2018 | Jeep | Wrangler JK Unlimited | Sport S |
Why Choose Borla?
- Decades as pioneer in stainless steel performance exhaust for Jeep Wranglers and motorsports.
- Precision CNC manufacturing for exact fit and dyno-proven power gains.
- Respected worldwide for the Borla Sound of Power and Million-Mile Warranty.
Frequently Asked Questions
-
Q: Does this fit 2012-2018 Jeep Wrangler JK Unlimited 3.6L V6 4-door models?
A: Yes, direct bolt-on for all 4-door JK Unlimited trims including Rubicon, Sahara, Sport with automatic or manual transmission and 4WD. -
Q: What material and finish are the tips?
A: Black chrome over T-304 stainless steel, 3.5-inch square rolled angle cut for Dirt Sport style; clean with hot water and microfiber only. -
Q: What warranty covers this exhaust?
A: Borla's Million-Mile Warranty against defects in materials and workmanship when installed properly.
Shipping & Handling
- Method: Free ground shipping via UPS or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Secure single box, 48 x 16 x 16 inches
- Weight: 38 lbs
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