AUTOID®

Performance Exhaust Systems – Sound, Flow, and Power

Upgrading your exhaust isn’t just about volume — it’s about unlocking performance, refining tone, and transforming the way your car feels from the driver's seat. Whether you're chasing crackles on overrun or smoother midrange torque, the right system makes all the difference.

This collection features aftermarket exhaust systems from the most trusted brands in performance tuning. We stock cat-back, axle-back, and valved systems engineered to fit seamlessly with factory mounts, sensors, and exhaust routing.

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188 products

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Toyota GR Supra 3.0 litre Particulate Filter - back Exhaust System by Milltek (2020+) - AUTOID - Exhaust System - Milltek SportToyota GR Supra Particulate Filter-back Exhaust System by Milltek (2020+), Exhaust System, Milltek Sport - AUTOID | Premium Automotive Accessories
BMW M240i G42, M340i G20 & Toyota Supra Mk5 Active Valve Control Plug & Play System by Milltek Sport - AUTOID - Exhaust System - Milltek SportBMW M240i G42, M340i G20 & Toyota Supra Mk5 Active Valve Control Plug & Play System by Milltek Sport - AUTOID - Exhaust System - Milltek Sport
5.0
Rated 5.0 out of 5 stars
5.0 Stars (1 Review)
On sale
VW Golf Mk7.5 R Cat - Back Exhaust System by Milltek (2017 - 2021) - AUTOID - Exhaust System - Milltek SportVW Golf Mk7.5 R Cat - Back Exhaust System by Milltek (2017 - 2021) - AUTOID - Exhaust System - Milltek Sport
VW Golf Mk7.5 R Cat-Back Exhaust System by Milltek (2017-2021) Sale priceFrom £1,433 Regular price£1,686
On sale
BMW M140i F20 F21 LCI (Non - OPF/GPF) Cat Back Exhaust System by Milltek (2015 - 2018) - AUTOID - Exhaust System - Milltek SportBMW M140i F20 F21 LCI (Non - OPF/GPF) Cat Back Exhaust System by Milltek (2015 - 2018) - AUTOID - Exhaust System - Milltek Sport
On sale
BMW M2 F87 Cat Back Exhaust System by Milltek (2015 - 2018) - AUTOID - Exhaust System - Milltek SportBMW M2 F87 Cat Back Exhaust System by Milltek (2015 - 2018) - AUTOID - Exhaust System - Milltek Sport
BMW M2 F87 Cat Back Exhaust System by Milltek (2015-2018) Sale priceFrom £2,178 Regular price£2,562
On sale
BMW M240i G42 xDrive (NAS Non - OPF/GPF models) Catback Exhaust System by Milltek Sport (2022+) - AUTOID - Exhaust System - Milltek SportBMW M240i G42 xDrive (NAS Non - OPF/GPF models) Catback Exhaust System by Milltek Sport (2022+) - AUTOID - Exhaust System - Milltek Sport
On sale
BMW M2 G87 S58 (NAS Non - OPF/GPF models) Catback Exhaust System by Milltek Sport (2023+) - AUTOID - Exhaust System - Milltek SportBMW M2 G87 S58 (NAS Non - OPF/GPF models) Catback Exhaust System by Milltek Sport (2023+) - AUTOID - Exhaust System - Milltek Sport
5.0
Rated 5.0 out of 5 stars
5.0 Stars (1 Review)
On sale
VW Golf Mk8 R Particulate Filter - Back Exhaust System by Milltek (2021+) - AUTOID - Exhaust System - Milltek SportVW Golf Mk8 R Particulate Filter - Back Exhaust System by Milltek (2021+) - AUTOID - Exhaust System - Milltek Sport
Audi RS3 8Y Active Valve Control Plug & Play System by Milltek (2021+) - AUTOID - Exhaust System - Milltek Sport
5.0
Rated 5.0 out of 5 stars
5.0 Stars (1 Review)
On sale
VW Golf Mk8 GTI Large Bore Downpipe and Hi - Flow Sports Car by Milltek (2019+) - AUTOID - Exhaust System - Milltek Sport
5.0
Rated 5.0 out of 5 stars
5.0 Stars (1 Review)
On sale
BMW M2 G87 (OPF/GPF) Mid Pipe with X - Pipe by Milltek Sport (2023+) - AUTOID - Exhaust System - Milltek SportBMW M2 G87 (OPF/GPF) Mid Pipe with X - Pipe by Milltek Sport (2023+) - AUTOID - Exhaust System - Milltek Sport
BMW M3 G80 G81 & M4 G82 G83 Titanium Exhaust System by Boost Logic (2021+) - AUTOID - Exhaust System - Boost LogicBMW M3 G80 G81 & M4 G82 G83 Titanium Exhaust System by Boost Logic (2021+) - AUTOID - Exhaust System - Boost Logic
On sale
BMW M135i F20 F21 (None xDrive) Cat - Back & Rear Silencer Exhaust System by Milltek (2012 - 2016) - AUTOID - Exhaust System - Milltek SportBMW M135i F20 F21 (None xDrive) Cat - Back & Rear Silencer Exhaust System by Milltek (2012 - 2016) - AUTOID - Exhaust System - Milltek Sport
On sale
Toyota Yaris GR Particulate Filter - back Exhaust System by Milltek (2020+) - AUTOID - Exhaust System - Milltek SportToyota Yaris GR Particulate Filter - back Exhaust System by Milltek (2020+) - AUTOID - Exhaust System - Milltek Sport
5.0
Rated 5.0 out of 5 stars
5.0 Stars (1 Review)
On sale
BMW M2 G87, M3 G80 & M4 G82 Downpipe and Hi - Flow Sports Cat by Milltek (2020+) - AUTOID - Exhaust System - Milltek Sport
On sale
Milltek Sport Toyota GR86 Secondary Cat Back Exhaust by Milltek  Exhaust System  AUTOID®  Milltek Sport Toyota GR86 Secondary Cat Back Exhaust by Milltek  Exhaust System  AUTOID®
Toyota GR86 Secondary Cat Back Exhaust by Milltek Sale priceFrom £818 Regular price£963
On sale
BMW M240i G42 OPF/GPF Bypass by Milltek (2022+) - AUTOID - Exhaust System - Milltek Sport
BMW M240i G42 OPF/GPF Bypass by Milltek (2022+) Sale priceFrom £449 Regular price£528
VW Golf R Mk7 / Mk7.5 / Mk8 Active Valve Control Plug & Play System by Milltek (2014+) - AUTOID - Exhaust System - Milltek Sport
On sale
BMW 128ti xDrive F40 Particulate Filter - back Exhaust System by Milltek (2019+) - AUTOID - Exhaust System - Milltek Sport
On sale
BMW M235i (Non - X Drive) F22 F23 Cat Back Exhaust System by Milltek (2014 - 2015) - AUTOID - Exhaust System - Milltek SportBMW M235i (Non - X Drive) F22 F23 Cat Back Exhaust System by Milltek (2014 - 2015) - AUTOID - Exhaust System - Milltek Sport
On sale
BMW M5 F90 LCI (OPF/GPF Model) Exhaust System by Milltek (2021+) - AUTOID - Exhaust System - Milltek SportBMW M5 F90 LCI (OPF/GPF Model) Exhaust System by Milltek (2021+) - AUTOID - Exhaust System - Milltek Sport
5.0
Rated 5.0 out of 5 stars
5.0 Stars (1 Review)
On sale
Audi R8 Gen 2 Facelift 4S (OPF/GPF) Exhaust System by Milltek Sport (2020+) - AUTOID - Exhaust System - Milltek SportAudi R8 Gen 2 Facelift 4S (OPF/GPF) Exhaust System by Milltek Sport (2020+) - AUTOID - Exhaust System - Milltek Sport
Porsche 911 992.1 & 992.2 GT3 Rear Silencer Exhaust by Milltek Sport
Save 15%
Milltek Sport Toyota Supra Mk5, M240i G42, M340i G20, M440i G22 Large-bore Downpipe & Decat by Milltek Sport (2019+)  Exhaust System  AUTOID®

Performance Exhaust Systems – Sound, Flow, and Power

Upgrading your exhaust isn’t just about volume — it’s about unlocking performance, refining tone, and transforming the way your car feels from the driver's seat. Whether you're chasing crackles on overrun or smoother midrange torque, the right system makes all the difference.

This collection features aftermarket exhaust systems from the most trusted brands in performance tuning. We stock cat-back, axle-back, and valved systems engineered to fit seamlessly with factory mounts, sensors, and exhaust routing.

What to Expect:

  • Dyno-proven gains in power, torque, and throttle response

  • Refined exhaust tones — from subtle sport to full race-bred volume

  • Materials like T304 stainless steel, titanium, and carbon-tipped finishes

  • Compatible with platforms from BMW, Audi, VW, Mercedes, Toyota, and more

Brands We Stock:

  • Milltek Sport

  • Akrapovič

  • Cobra Sport

  • Eventuri 

  • Remus

Each system is handpicked for build quality, fitment, and real-world sound — so you get performance you can feel every time you start the car.


Looking to maximise gains? Pair your new exhaust with a high-flow system from our Air Intakes collection or explore our Eventuri lineup for carbon-fibre precision. For full power potential, don’t forget to check out ECU Tuning & Performance solutions engineered to work in harmony with your hardware.