Borla 140631 S-Type Cat-Back Exhaust for 15-20 Audi S3 2.0T AWD

Vehicle Fitment

• 2015-2020 Audi S3 (AWD, 2.0L Turbo I4, Sedan) - Fitment confirmed for these years and AWD drivetrain only. 2021-2025 coverage unconfirmed at time of listing. :contentReference[oaicite:0]{index=0}

Features

• S-Type performance-tuned stainless steel cat-back exhaust system
• Designed with Borla's straight-through multi-core technology for optimized flow and sound
• Premium T-304 stainless steel construction for corrosion resistance
• Factory-active exhaust valve integration for dynamic tone control
• Dual polished 3.5" round rolled angle-cut tips for enhanced rear styling
• Mandrel-bent tubing promotes smooth exhaust gas flow and reduced backpressure
• Balanced performance sound with aggressive tone yet daily-friendly driveability
• Direct bolt-on installation that uses OEM hangers and mounting points

Specifications

• Part Number: 140631
• System Type: S-Type Cat-Back Exhaust
• Main Pipe Diameter: 3.00" split into dual 2.25"
• Tip Size: 3.5" polished round rolled angle-cut
• Exit Style: Dual split rear exit
• Material: T-304 stainless steel
• Muffler Type: Straight-through multi-core
• Valve Integration: Designed to work with factory exhaust valves

Included Components

• 1x Complete cat-back exhaust system
• 2x Polished 3.5" round rolled angle-cut tips
• Gaskets, clamps, and all required installation hardware

Product Description

The Borla 140631 S-Type Cat-Back Exhaust System is a performance-engineered exhaust upgrade designed specifically for 2015-2020 Audi S3 models equipped with the 2.0 L turbocharged four-cylinder and AWD drivetrain. This system enhances the stock exhaust's flow characteristics with mandrel-bent stainless steel tubing and Borla's straight-through multi-core muffler design to reduce backpressure and optimize gas velocity. The S-Type tuning produces a rich, aggressive exhaust tone that adds driving excitement while maintaining everyday-friendly behavior.

Featuring premium T-304 stainless steel construction and polished dual 3.5" rolled angle-cut tips, the 140631 brings both performance and visual appeal to your Audi's rear end. The system is designed to work with the factory active exhaust valves, allowing a dynamic sound experience across different driving conditions. Installation is a direct bolt-on using OEM hangers and hardware, making it straightforward for enthusiasts upgrading from the stock exhaust. Backed by Borla's Million-Mile Limited Warranty, this S-Type cat-back exhaust is an ideal upgrade for Audi S3 owners seeking improved flow, enhanced tone, and durable, long-lasting construction.