Description
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Upgrade your 2019+ Audi A8 or S8 with our Valved Sport Exhaust System, engineered under the GCA Performance line by German Car Accessories. Designed specifically for the 4.0L Twin-Turbo V8 platform, this system delivers a dramatic improvement in sound, flow, and overall driving engagement while maintaining OEM-level usability.
Built from a combination of premium T304 stainless steel and 6AL-4V Grade 5 titanium, this exhaust system reduces weight while maximizing durability and corrosion resistance. The valved design allows you to control exhaust tone on demand—quiet and refined for daily driving, or aggressive and performance-focused when opened up.
Precision TIG welding ensures long-term strength and perfect fitment, while the optimized piping layout reduces back pressure for improved throttle response and a more exhilarating exhaust note throughout the rev range.
This is a full cat-back system designed for enthusiasts who want both luxury refinement and motorsport-inspired performance in one setup.
Key Features
- GCA Performance valved exhaust system for Audi A8/S8 D5
- Switchable exhaust valves for quiet or aggressive sound modes
- Improved exhaust flow and reduced back pressure
- Deep, refined V8 exhaust tone under load
- Lightweight stainless steel & titanium construction
- Precision TIG-welded for strength and durability
- OEM-style fitment with no compromise in quality
- Includes quad exhaust tips
- Fully reversible installation
- Includes all necessary mounting hardware
- Backed by a 1-Year Warranty
Specifications
Vehicle Fitment
- 2019 Audi A8 / S8 (D5)
- 2020 Audi A8 / S8 (D5)
- 2021 Audi A8 / S8 (D5)
- 2022 Audi A8 / S8 (D5)
- 2023 Audi A8 / S8 (D5)
- 2024 Audi A8 / S8 (D5)
- 2025 Audi A8 / S8 (D5)
Engine Compatibility
- 4.0L V8 Twin-Turbo TFSI
Material
- T304 Stainless Steel
- 6AL-4V Grade 5 Titanium
Installation
- Direct Bolt-On Cat-Back System
- Fully Reversible
- All Hardware Included
