Borla cat-back exhaust system.
Borla® Cat-Back™ & Axle-Back exhaust systems feature patented straight-through and multi-core technology designed to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive Borla® Sound of Power respected by motoring enthusiasts everywhere. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer-controlled CNC manufacturing ensures an accurate fit. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.
A cat-back system replaces everything behind the catalytic converter and leaves emissions equipment in place.
Use the vehicle selector to confirm your exact year and configuration.
Borla Cat-Back Exhaust System - S-Type (140315)
Vehicle fitment
Estimated fitment — verify before purchase| Years | Make | Model |
|---|---|---|
| 2016 | Audi | A4 |
| 2009–2015 | Audi | A4 Quattro |
| 2013 | Audi | A4 allroad |
Specifications
Manufacturer data for this part — all visible, no tabs to dig through.
| Brand | Borla |
| Part number | BRL140315 |
| Position | Front |
| Category | Exhaust & Performance |
| Years | Make | Model |
|---|---|---|
| 2016–2016 | Audi | A4 |
| 2009–2015 | Audi | A4 Quattro |
| 2013–2013 | Audi | A4 allroad |

Worth adding
Useful in any truck — ships separately in its own box.
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