Audi RS5 downpipes
4 downpipes for the B9 Audi RS5 (2.9T V6) from 4 brands. The downpipe joins the turbocharger outlet to the rest of the exhaust. Aftermarket versions are sold with a high-flow catalytic converter or without one.
Before you order
- Removing or replacing a catalytic converter with a part that is not certified for the vehicle is illegal for road use under the federal Clean Air Act. Catless parts are sold for off-road use only.
- In California and other CARB states a replacement converter needs an Executive Order number for the specific vehicle.
- Check the retailer listing for whether engine software changes are required.
- Listings are read from the retailer's B9 RS 5 (2.9T, quattro) category. Confirm engine, drivetrain and model year on the retailer page before ordering.
Brands on this page: 034Motorsport (1), CTS (1), ECS (1), Milltek Sport (1).
034Motorsport · Part no. 034-105-4046
034Motorsport Stainless Steel Racing Catalyst Set
Designed as a drop-in replacement for the restrictive B9 RS5 factory catalytic converters - offers increased horsepower and torque throughout the powerband, reduced turbocharger lag, improved throttle response, and enhan
Retailer fitment note: *This catalyst requires a Stage 2 Racing Use Only Remap to eliminate any check engine lights due to removal of the factory catalyst*
CTS · Part no. CTSEXHDP0039CAT
CTS Turbo B9 Audi RS5 High-Flow Cats
Manufactured from T304 stainless steel, hand TIG welded and back purged to ensure years of reliable performance
ECS · Part no. 005723LA01KT
B9 RS5 Non-Resonated Performance Downpipes
Upgrade the tone of your B9 RS5 2.9T exhaust with a easy-to-install, bolt on downpipes with resonator deletes for your factory cat back exhaust.
Milltek Sport · Part no. SSXAU815
3" Large Bore Downpipes
Featuring HJS 200cpsi High Flow Cats - Fits with OE and Milltek cat-back systems.
More Audi RS5 parts
- Audi RS5 exhaust systems
- Audi RS5 exhaust tips
- Audi RS5 intakes
- Audi RS5 tunes & engine software
- Audi RS5 intercoolers & charge cooling
- Audi RS5 turbochargers & turbo parts
- Audi RS5 fuel & ignition
- Audi RS5 cooling upgrades
- Audi RS5 engine & mounts
- Audi RS5 drivetrain
- Audi RS5 coilovers
- Audi RS5 lowering springs
- Audi RS5 suspension & chassis
- Audi RS5 brake upgrades
- Audi RS5 wheel spacers & hardware
- Audi RS5 spoilers & wings
- Audi RS5 exterior & aero
- Audi RS5 interior