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- Untd. Performace Catless Downpipe - Audi A3 2.0T TT Mk2 - VW GOLF 2.0T MK5 MK6
- Untd. Performance Catless After Downpipe - Porsche Panamera 971 2.9T 2018
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- Full stainless steel 304 material pipes
- Laser CNC cut head and exhaust flanges
- CNC cut three into one, precision slip fit collectors
- Mandrel bends
- Fully TIG welded
- Direct Bolt on to the left hand drive B8 3.0T S4 and S5
- Perfect fitment with both the factory and all cat back exhaust systems
ONLY FOR 3.0T TFSI SUPERCHARGED ENGINE
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Unleash the full potential of your EA839-powered Audi with the Untd. Performance Catless Downpipe for B9 S4, S5, and SQ5. Built to eliminate factory restrictions and maximize exhaust flow, this downpipe transforms your 3.0T V6 into a sharper, harder-pulling performance machine. Expect faster turbo spool, a more aggressive exhaust tone, and real-world power gains—perfect for enthusiasts running tunes, upgraded intakes, or chasing maximum performance on and off the track.
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Unleash the full fury of your twin-turbo 2.9L V6 with the Untd. Performance Catless Downpipe for the Audi B9 RS5. Built to eliminate the most restrictive part of your exhaust system, this high-flow downpipe unlocks sharper throttle response, quicker turbo spool, and an aggressive exhaust tone that transforms your RS5 into the track-ready monster it was meant to be. If you’re chasing serious performance and raw sound, this is your first step.
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Unlock the true potential of your Audi B9 S4 or S5 with the Untd. Performance Catless Downpipe for the 3.0T engine. Designed to eliminate the restrictive factory catalytic converter, this catless downpipe allows for maximum exhaust flow, reducing turbo lag, improving throttle response, and delivering more power throughout the rev range. Ideal for enthusiasts pushing the limits of their Audi, whether for street use or high-performance track builds.
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Crank up the intensity and let your twin-turbo V8 breathe free with the Untd. Performance Catless Downpipe for the Audi C8 RS6 and RS7. Designed for unrestricted power and unfiltered sound, this downpipe removes factory catalytic converters to deliver maximum flow, faster turbo response, and a raw exhaust note that transforms your RS into a true performance weapon.
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- Thickest Test Pipes in the world
- One Piece – 100% Mandrel Bent and TIG welded
- Constructed of top quality 304 Stainless Steel
- Bolt-on installation
- Includes Gaskets & Bolts
- Improved exhaust note
- Improved exhaust flow
- Increased HP and Torque
- Compatible with OEM Downpipes
ONLY FOR 3.0T TFSI SUPERCHARGED ENGINE
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Take your EA839-powered Audi B9 S4 or S5 to the next level with the Untd. Performance Catless Downpipe w/ Heat Shield. Designed for maximum power and thermal management, this upgrade removes the restrictive factory catalytic converter and adds integrated heat shielding for cooler engine bay temps and reliable long-term performance. Whether you’re building a weekend weapon or prepping for the track, this downpipe is the foundation of your power setup.
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Unleash the full performance potential of your Audi SQ8, RSQ8, or Lamborghini Urus with the Untd. Performance Catless Downpipe w/out OPF. Designed for drivers who demand raw power and uncompromised performance, this catless downpipe removes restrictive emissions components to significantly improve exhaust flow, turbo response, and overall engine output. With a no-OPF configuration, this downpipe delivers a sharper throttle, more aggressive sound, and a driving experience that’s as thrilling as it is powerful.
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Unlock the true performance of your twin-turbo V6 with the Untd. Performance Catless Downpipe w/ Heat Shield for the Audi B9 RS4 and RS5. Engineered for maximum flow and thermal efficiency, this premium upgrade replaces the restrictive factory catalytic converters with a high-velocity, shielded system that delivers raw power, quicker spool, and an aggressive exhaust note—all while managing heat under extreme driving conditions.
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Unleash the full fury of your twin-turbo 4.0T V8 with the Untd. Performance Catless Downpipe w/ Heat Shield for the Audi C8 RS6 and RS7. Designed to eliminate restriction and optimize exhaust flow, this downpipe not only wakes up your powerband but brings out the raw, aggressive character your RS was built for. Integrated thermal shielding ensures performance stays consistent, even under extreme heat and heavy load.
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Unlock the true character of your Audi SQ8, RSQ8, or Lamborghini Urus with the Untd. Performance Catless Downpipe With OPF. Engineered for the 4.0T twin-turbo V8, this precision-built performance upgrade retains the factory OPF (Gasoline Particulate Filter) while eliminating the restrictive catalytic converter. The result? Sharper response, enhanced turbo spool, and an aggressive yet refined exhaust note—all without fully removing emissions-related components.
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Unlock more power and a more aggressive exhaust note with the Untd. Performance Catted Downpipe, engineered for Audi 3.0L supercharged V6 engine found in the A6, A7, S4, S5, and SQ5. This high-flow downpipe is designed to replace the restrictive factory catalytic converter, reducing backpressure, improving turbo efficiency, and enhancing throttle response while keeping your ride emissions-compliant. Perfect for enthusiasts seeking more performance with a refined sound.
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