High-Flow Performance Downpipes | Catted & Catless

Downpipes are one of the most effective performance upgrades for turbocharged vehicles, designed to improve exhaust gas flow, reduce back pressure and unlock significant gains in power, throttle response and exhaust sound. Whether you're building a BMW, Audi, Volkswagen or Mercedes-Benz performance setup, a high-flow downpipe is a key upgrade for both street and tuned applications.

At EURO TUNED, we offer a premium selection of performance downpipes engineered for BMW M cars, Audi S/RS models, Mercedes-AMG platforms, Volkswagen GTI and Golf R models, and other high-performance turbocharged vehicles across the EU market.

From catted downpipes for a refined OEM+ setup to decat race downpipes for maximum performance and aggressive sound, each product is designed for excellent fitment, durability and real-world performance gains.

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94 products

Porsche 911 992 GT3 and GT3 RS 4.0L performance exhaust headers with thermal heat shieldsPair of high-flow exhaust headers with heat shields for Porsche 911 992 GT3 and GT3 RS 4.0L
Pair of high-flow exhaust headers with heat shields for Porsche 911 991.2 3.0TPorsche 911 991.2 3.0T stainless steel exhaust manifolds with integrated heat shields
Porsche 911 991.2 3.0T Catted Exhaust Headers (100 / 200 / 300 Cell)Porsche 911 991.2 3.0T Catted Exhaust Headers (100 / 200 / 300 Cell)
Porsche 718 Cayman GT4 RS 4.0L 304 stainless steel racing exhaust headers with heat shieldsPorsche 718 Cayman GT4 RS 4.0L performance exhaust headers with heat shields rear view
Porsche 911 991.2 GTS 3.0T Valved Exhaust System (Catless / Catted) (2017–2019)Porsche 911 991.2 GTS 3.0T Valved Exhaust System (Catless / Catted) (2017–2019)
Porsche 911 992.1 Carrera & GTS 3.0T Catless Downpipes with Heat Shields (2019–2024)Porsche 911 992.1 Carrera & GTS 3.0T Catless Downpipes with Heat Shields (2019–2024)
Porsche 911 991.2 Turbo & Turbo S 3.8T Catless Exhaust Headers (2017–2019)Porsche 911 991.2 Turbo & Turbo S 3.8T Catless Exhaust Headers (2017–2019)
Porsche 911 991.1 Carrera 4S 3.8L Performance Exhaust Headers with Heat Shield (2013–2015)Porsche 911 991.1 Carrera 4S 3.8L Performance Exhaust Headers with Heat Shield (2013–2015)
Porsche 911 992.1 Carrera & Targa 3.0T 200-Cell Catted Downpipes OPF / Non-OPF (2019–2024)Porsche 911 992.1 Carrera & Targa 3.0T 200-Cell Catted Downpipes OPF / Non-OPF (2019–2024)
BMW M3 F80 & M4 F82 / F83 S55 3.5" High-Flow Catless DownpipesBMW M3 F80 & M4 F82 / F83 S55 3.5" High-Flow Catless Downpipes
Audi S6/RS6 & S7/RS7 C7 Catless Downpipes (2012-2018)Audi S6/RS6 & S7/RS7 C7 Catless Downpipes (2012-2018)
BMW 3 Series G20 330i B48 Engine Catless Downpipe (2019 – 2022)BMW 3 Series G20 330i B48 Engine Catless Downpipe (2019 – 2022)
BMW 3 Series G20 M340i & 4 Series G22 M440i Catless Downpipe With OPF/GPF Bracket (B58 Gen3)BMW 3 Series G20 M340i & 4 Series G22 M440i Catless Downpipe With OPF/GPF Bracket (B58 Gen3)
Volkswagen Golf GTI MK 7.5 High Flow Catted Downpipe With OPFVolkswagen Golf GTI MK 7.5 High Flow Catted Downpipe With OPF
BMW X3M F97 & X4M F98 Catless DownpipesBMW X3M F97 & X4M F98 Catless Downpipes
BMW 1 Series B48 Catless Downpipe With HeatshieldBMW 1 Series B48 Catless Downpipe With Heatshield
Audi RS Q8 High Flow Downpipes With Heatshield (200 Cells)Audi RS Q8 High Flow Downpipes With Heatshield (200 Cells)
Mercedes AMG C63/C63s W205 Catless Downpipes With Heat ShieldMercedes AMG C63/C63s W205 Catless Downpipes With Heat Shield
Mercedes AMG E63/E63s W213 Catless Downpipes With Heat ShieldMercedes AMG E63/E63s W213 Catless Downpipes With Heat Shield
Audi RS6 C8 & RS7 C8 High Flow Catted Heat Shield DownpipeAudi RS6 C8 & RS7 C8 High Flow Catted Heat Shield Downpipe
BMW N20 High Flow Catted Downpipe for F-Chassis (2012–2016)BMW N20 High Flow Catted Downpipe for F-Chassis (2012–2016)
BMW B58 4.5" High Flow Catted Downpipe G-Chassis & Toyota Supra (2019+)BMW B58 4.5" High Flow Catted Downpipe G-Chassis & Toyota Supra (2019+)
Performance Downpipes Buying Guide

For many enthusiasts, a performance downpipe is one of the very first modifications installed on a turbocharged vehicle. Replacing the restrictive factory downpipe allows exhaust gases to exit more efficiently, helping the turbocharger spool faster while improving throttle response, engine efficiency and overall driving enjoyment.

Our collection includes both catless downpipes and high-flow catted downpipes designed for popular performance platforms. Manufactured from premium materials including T304 stainless steel, every downpipe is engineered for excellent durability, precise fitment and long-lasting reliability.

Why Upgrade Your Downpipe?

• Increased exhaust flow with reduced restriction
• Faster turbo spool and improved throttle response
• More aggressive exhaust sound and turbo character
• Excellent supporting modification for ECU tuning
• Precision-engineered direct-fit designs
• Built using premium stainless steel construction

Choosing the Right Downpipe

Catless Downpipes
Designed for maximum exhaust flow and the most aggressive sound profile, making them a popular choice for performance-focused builds.

High-Flow Catted Downpipes
Offer an excellent balance between performance, drivability and refined exhaust tone while utilising a high-flow catalytic converter.

Built for Modern Performance Platforms

Our downpipe collection includes solutions for a wide variety of BMW, Audi, Volkswagen, Mercedes-Benz, Toyota and other enthusiast vehicles. Whether you're upgrading a daily driver or building a dedicated performance car, you'll find high-quality downpipes engineered for your platform.

Every downpipe available from EURO TUNED is selected for its fitment, material quality and proven performance, helping enthusiasts achieve better turbo response, increased power potential and a more exciting driving experience.