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Borla Jeep Wrangler JK / JKU Cat-Back Exhaust (2007–2018). Select the part number that matches the application and exhaust configuration below.
Match the selected SKU and exact engine, body, drive and transmission shown. Requires the supplier-specified JKU DirtSport configuration. High-clearance Climber installation requires cutting.
Technical specifications
| Specification | Details |
|---|---|
| Product | Cat-Back Exhaust System |
| Pipe Diameter | 140459, 140459BC, 140460, 140460BC: 2.5" into muffler dual 2" out; 140461: 2.5" into muffler 2.25" out; 140479BC, 140655: 2.5"; 140634: Dual 2" into single 2.5" |
| Tip Size | 140459, 140459BC, 140460, 140460BC, 140461, 140479BC: 3.5" x 3.28"; 140634: 2.75"; 140655: 2.5" |
| Tip Exit | 140459, 140459BC, 140460, 140460BC: Truck Single Split Rear Exit; 140461: Truck Single Right Rear Exit; 140479BC, 140634, 140655: Truck Single Left Rear Exit |
Vehicle applications
| Years | Model | Engine | Trim / configuration | Body | Drive | Transmission | Matching SKUs | Fitting conditions |
|---|---|---|---|---|---|---|---|---|
| 2012–2018 | Jeep Wrangler JK | 3.6L V6 | Match configuration | 4-door SUV | 4WD | Automatic | 140459, 140459BC, 140461 | Match the supplier-specified 3.6L engine, 4-door JK, 4WD and automatic transmission. This is conditional vehicle fitment; factory option availability is not asserted for every year or market. Match the selected SKU and exact engine, body, drive and transmission shown. |
| 2012–2018 | Jeep Wrangler JK | 3.6L V6 | Match configuration | 4-door SUV | 4WD | Manual | 140459, 140459BC, 140461 | Match the supplier-specified 3.6L engine, 4-door JK, 4WD and manual transmission. This is conditional vehicle fitment; factory option availability is not asserted for every year or market. Match the selected SKU and exact engine, body, drive and transmission shown. |
| 2012–2018 | Jeep Wrangler JK | 3.6L V6 | Match configuration | 2-door SUV | 4WD | Automatic | 140460, 140460BC | Match the supplier-specified 3.6L engine, 2-door JK, 4WD and automatic transmission. This is conditional vehicle fitment; factory option availability is not asserted for every year or market. Match the selected SKU and exact engine, body, drive and transmission shown. |
| 2012–2018 | Jeep Wrangler JK | 3.6L V6 | Match configuration | 2-door SUV | 4WD | Manual | 140460, 140460BC | Match the supplier-specified 3.6L engine, 2-door JK, 4WD and manual transmission. This is conditional vehicle fitment; factory option availability is not asserted for every year or market. Match the selected SKU and exact engine, body, drive and transmission shown. |
| 2012–2018 | Jeep Wrangler JK | 3.6L V6 | DirtSport | 4-door SUV | 4WD | Automatic | 140479BC | Fits only the four-door JKU DirtSport configuration specified by Borla. This is an installed-configuration restriction; no factory DirtSport trim is asserted. Requires the supplier-specified JKU DirtSport configuration. |
| 2012–2018 | Jeep Wrangler JK | 3.6L V6 | DirtSport | 4-door SUV | 4WD | Manual | 140479BC | Fits only the four-door JKU DirtSport configuration specified by Borla. This is an installed-configuration restriction; no factory DirtSport trim is asserted. Requires the supplier-specified JKU DirtSport configuration. |
| 2012–2018 | Jeep Wrangler JK | 3.6L V6 | Match configuration | 4-door SUV | 4WD | Automatic | 140634 | Match the supplier-specified 3.6L engine, 4-door JK, 4WD and automatic transmission. This is conditional vehicle fitment; factory option availability is not asserted for every year or market. High-clearance Climber installation requires cutting. |
| 2012–2018 | Jeep Wrangler JK | 3.6L V6 | Match configuration | 4-door SUV | 4WD | Manual | 140634 | Match the supplier-specified 3.6L engine, 4-door JK, 4WD and manual transmission. This is conditional vehicle fitment; factory option availability is not asserted for every year or market. High-clearance Climber installation requires cutting. |
| 2007–2011 | Jeep Wrangler JK | 3.8L V6 | Match configuration | 4-door SUV | RWD | Automatic | 140655 | Match the supplier-specified 3.8L engine, 4-door JK, RWD and automatic transmission. This is conditional vehicle fitment; factory option availability is not asserted for every year or market. Match the selected SKU and exact engine, body, drive and transmission shown. |
| 2007–2011 | Jeep Wrangler JK | 3.8L V6 | Match configuration | 4-door SUV | RWD | Manual | 140655 | Match the supplier-specified 3.8L engine, 4-door JK, RWD and manual transmission. This is conditional vehicle fitment; factory option availability is not asserted for every year or market. Match the selected SKU and exact engine, body, drive and transmission shown. |
| 2007–2011 | Jeep Wrangler JK | 3.8L V6 | Match configuration | 4-door SUV | 4WD | Automatic | 140655 | Match the supplier-specified 3.8L engine, 4-door JK, 4WD and automatic transmission. This is conditional vehicle fitment; factory option availability is not asserted for every year or market. Match the selected SKU and exact engine, body, drive and transmission shown. |
| 2007–2011 | Jeep Wrangler JK | 3.8L V6 | Match configuration | 4-door SUV | 4WD | Manual | 140655 | Match the supplier-specified 3.8L engine, 4-door JK, 4WD and manual transmission. This is conditional vehicle fitment; factory option availability is not asserted for every year or market. Match the selected SKU and exact engine, body, drive and transmission shown. |
Available variants
| Part number | Vehicle configuration | Sound and exit | Tip treatment |
|---|---|---|---|
| 140459 | JKU 4-door 3.6L (2012–2018) | Touring / split rear | Bright chrome |
| 140459BC | JKU 4-door 3.6L (2012–2018) | Touring / split rear | Black chrome |
| 140460 | JK 2-door 3.6L (2012–2018) | Touring / split rear | Bright chrome |
| 140460BC | JK 2-door 3.6L (2012–2018) | Touring / split rear | Black chrome |
| 140461 | JKU 4-door 3.6L (2012–2018) | Touring / single right rear | Bright chrome |
| 140479BC | JKU 4-door DirtSport 3.6L (2012–2018) | S-Type / left rear | Black chrome |
| 140634 | JKU 4-door 3.6L (2012–2018) | S-Type / high-clearance Climber | Standard |
| 140655 | JKU 4-door 3.8L (2007–2011) | S-Type / high-clearance Climber | Standard |
Installation and care
- 140459, 140459BC, 140461, 140634: Fits JKU models
- 140459, 140459BC, 140460, 140460BC: Split rear exit dual exhaust
- 140459BC, 140460BC, 140479BC: Using BORLA® Stainless Steel Polish p# 21499 is NOT recommended with these black chrome tips.
- 140459BC, 140460BC, 140479BC: We suggest cleaning the tips with hot water and a microfiber cloth.
- 140460, 140460BC: Fits JK models
- 140479BC: Fits JKU Dirt Sport models ONLY
- 140479BC: Fits Dirt Sport models ONLY.
- 140634: Installation REQUIRES cutting the O.E. system
- 140634, 140655: High Clearance Climber / Rock Crawler design
- 140634: Includes a Loop delete Y-pipe that provides more space underneath your Wrangler JKU
- 140634: Installation REQUIRES cutting the driver's side pipe on the Original Equipment (O.E.) system.
Use Borla’s instructions for the selected part number before fitting.
