KYOSTAR Catless Downpipe for 2012-2018 Audi C7 C7.5 S6 S7 RS6 RS7 EA825 4.0T V8

KYOSTAR Catless Downpipe for 2012-2018 Audi C7 C7.5 S6 S7 RS6 RS7 EA825 4.0T V8

Upgrade your Audi C7 and C7.5 S6, S7, RS6, or RS7 equipped with the EA825 4.0T twin-turbo V8 engine with the KYOSTAR Catless Downpipe. Designed as a performance-oriented replacement for the factory downpipe configuration, this system provides an upgraded exhaust flow path for high-performance Audi applications.

The catless downpipe design removes the catalytic converter section from the exhaust assembly, creating a more direct turbocharger exhaust path for modified EA825 4.0T V8 vehicles. The vehicle-specific design is developed around the Audi C7/C7.5 performance platform and maintains the required exhaust routing and connection layout.

Features

• Catless downpipe designed for compatible Audi C7 and C7.5 S6, S7, RS6, and RS7 applications.

• Designed for the Audi EA825 4.0T twin-turbo V8 engine platform.

• Catless configuration removes the catalytic converter section for a performance-focused exhaust layout.

• Provides a more direct exhaust path from the turbocharger compared with the factory catalytic downpipe configuration.

• Vehicle-specific flange locations, pipe routing, and mounting design for Audi C7/C7.5 applications.

• Performance exhaust upgrade suitable for modified Audi S and RS models.

• Can enhance turbocharger spool sound and exhaust tone compared with the factory downpipe setup.

• Designed for enthusiasts seeking improved exhaust flow and a motorsport-inspired exhaust configuration.

Fitment

• 2012-2018 Audi C7 S6 — EA825 4.0T V8

• 2012-2018 Audi C7.5 S6 — EA825 4.0T V8

• 2012-2018 Audi C7 S7 — EA825 4.0T V8

• 2012-2018 Audi C7.5 S7 — EA825 4.0T V8

• Audi C7 RS6 — EA825 4.0T V8

• Audi C7 RS7 — EA825 4.0T V8

Note:

• This product is a catless downpipe and does not include catalytic converters.

• Please verify your Audi model, chassis generation, production year, engine configuration, turbocharger outlet connection, exhaust layout, and mounting points before purchase.

• Audi C7 and C7.5 exhaust configurations may vary depending on production year, market specification, and factory equipment.

• Please compare your original downpipe assembly, flange connections, oxygen sensor locations, and exhaust routing with the product photos before installation.

• Catless exhaust components may not comply with emissions regulations in certain regions. Please check local laws before purchase and installation.

Fitment Note:

Audi C7 and C7.5 S6, S7, RS6, and RS7 models use different factory configurations depending on production year, engine version, and market specification. Please verify that your vehicle matches the listed EA825 4.0T V8 application before purchase.

The supplied product information lists Audi C7/C7.5 S6, S7, RS6, and RS7 applications. Compatibility should not be determined by engine displacement alone, as turbocharger connections and exhaust routing may vary between models.

Please verify turbo outlet connections, oxygen sensor positions, exhaust flange locations, mounting brackets, and downstream exhaust compatibility before installation.

Vehicles equipped with upgraded turbochargers, aftermarket exhaust systems, custom exhaust components, or other performance modifications may require additional fitment verification or installation adjustment.

Professional installation is recommended. Proper flange alignment, gasket sealing, oxygen sensor installation, exhaust connection tightening, and clearance inspection should be performed during installation.

Product Details

FAQ

Q: What vehicles does this catless downpipe fit?
A: This downpipe is designed for compatible Audi C7/C7.5 S6, S7, RS6, and RS7 models equipped with the EA825 4.0T V8 engine.

Q: What engine is this downpipe designed for?
A: The supplied product information identifies this downpipe for the Audi EA825 4.0T twin-turbo V8 engine.

Q: Is this a catless downpipe?
A: Yes. This product does not include catalytic converters and is designed as a catless performance downpipe.

Q: Will this fit Audi S6 C7?
A: The supplied fitment information lists Audi C7 S6 applications.

Q: Will this fit Audi S7 C7?
A: The supplied fitment information lists Audi C7/C7.5 S7 applications.

Q: Will this fit Audi RS6 C7?
A: The supplied product information lists Audi C7 RS6 applications.

Q: Will this fit Audi RS7 C7?
A: The supplied product information lists Audi C7 RS7 applications.

Q: Does this increase horsepower?
A: No specific horsepower or torque increase is stated in the supplied product information, so no specific performance gain is claimed.

Q: Will this make the exhaust louder?
A: A catless downpipe can make turbocharger and exhaust sounds more noticeable compared with the factory catalytic downpipe configuration.

Q: Is ECU tuning required?
A: ECU tuning requirements are not specified in the supplied product information and may vary depending on vehicle configuration and modifications.

Q: Can this be used on public roads?
A: Catless exhaust components may not comply with emissions regulations in all regions. Please check local regulations before installation.

Q: What should I verify before purchase?
A: Please verify your Audi model, chassis code, EA825 engine configuration, turbo outlet connection, oxygen sensor location, exhaust routing, mounting points, and downstream exhaust compatibility.

Q: Is professional installation recommended?
A: Yes. Professional installation is recommended to ensure correct alignment, sealing, sensor installation, and exhaust connection.

Warranty & Shipping

Every KYOSTAR exhaust component is inspected before shipment to ensure product condition, pipe construction, flange quality, connection points, mounting provisions, and packaging integrity before delivery.

All components are securely packaged to help reduce the risk of transportation damage. Please inspect the package and downpipe components after delivery and contact our support team if you notice missing components, shipping damage, or product-related concerns.

Please contact KYOSTAR customer support if you need assistance with vehicle fitment, installation questions, missing components, or after-sales service.