Audi 8V S3 Catless Downpipe

Unlock the full performance potential of your Audi S3 8V with this high-flow catless downpipe — engineered to deliver maximum exhaust flow, faster turbo spool, and an aggressive motorsport-inspired tone. Built for enthusiasts seeking peak performance, this upgrade is perfect for tuned street cars or track-focused builds.

Crafted from premium 304 stainless steel and TIG welded to exacting standards, this downpipe provides exceptional strength, durability, and heat resistance. Its large-bore design eliminates the restrictive factory catalytic converter, allowing your turbocharged engine to breathe freely and produce increased horsepower and torque when tuned.

Key Features

3.5” High-Flow Design
Maximises exhaust gas flow and reduces backpressure for enhanced turbo efficiency and performance.

Catless Configuration
Removes the restrictive factory catalytic converter for maximum power gains and a sharper, more aggressive exhaust note. (For off-road or track use only.)

Premium 304 Stainless Steel
Corrosion-resistant and heat-treated for long-term durability under high-temperature conditions.

Precision TIG-Welded Construction
Clean, strong welds ensure reliability, longevity, and a perfect finish.

Direct Bolt-On Fitment
Engineered to fit Audi S3 8V models (2013–2020) with factory mounting points — no cutting or modification required.

Performance Benefits (When Tuned)

• Gains of 20–30 HP and 30–45 Nm of torque (depending on tune and supporting mods)

• Noticeably faster turbo spool and improved throttle response

• Louder, sharper exhaust tone with a true performance character

Vehicle Fitment

• Audi S3 8V (2013–2020) — Hatch, Sedan & Sportback

• Compatible with non-OPF/GPF models

Please Note

This catless downpipe is designed for off-road or motorsport use only and may not comply with local emissions regulations. Professional installation and ECU tuning are strongly recommended.

Why Choose Proven Performance Parts

We specialise in high-performance parts for European vehicles — particularly Volkswagen GTI & R models, Audi S/RS, and other VAG platforms. Every product we offer is carefully selected for its quality, fitment, and real-world performance — tested by enthusiasts, for enthusiasts.