Made from high quality T304 stainless steel available without specific treatment or covered with a ceramic coating to limit thermal propagation, these Armytrix decat downpipes intended for the Audi RS4 B9 and RS5 F5 offer a particularly aggressive sound and a significant power gain. With a 4"/ 101mm primary diameter reduced to 3" / 76mm, these downpipes are equipped with a cat simulator to prevent check engine light due to stock catalyst removal.
- Select the standard or ceramic coated version -
Direct mounting
Set of 2 downpipes
Diameter : 4" / 101mm > 3" / 76mm
High quality T304 stainless steel
Optional ceramic coating
Integrated cat simulator
Aggressive sound
| Brand | Model | Type | Version |
|---|---|---|---|
| Audi | RS4 | B9 - 17-... | 2.9 TFSI - 450 |
| Audi | RS5 | F5 - 17-... | 2.9TFSI - 450 |
No reviews yet
*Write your comment here
Made from high quality T304 stainless steel available without specific treatment or covered with a ceramic coating to limit thermal propagation, these Armytrix decat downpipes intended for the Audi RS4 B9 and RS5 F5 offer a particularly aggressive sound and a significant power gain. With a 4"/ 101mm primary diameter reduced to 3" / 76mm, these downpipes are equipped with a cat simulator to prevent check engine light due to stock catalyst removal.
- Select the standard or ceramic coated version -
Direct mounting
Set of 2 downpipes
Diameter : 4" / 101mm > 3" / 76mm
High quality T304 stainless steel
Optional ceramic coating
Integrated cat simulator
Aggressive sound
| Brand | Model | Type | Version |
|---|---|---|---|
| Audi | RS4 | B9 - 17-... | 2.9 TFSI - 450 |
| Audi | RS5 | F5 - 17-... | 2.9TFSI - 450 |
- Further information -
Our technical specifications and compatibilities refer to the standard equipment of the vehicles mentioned, in case of doubt about the compatibility of a product, please contact our customer service to answer your questions.
Content protected by copyright © 2026 - All rights reserved
ARMYTRIX CORP. provides a 12-month warranty against defects in material and workmanship, valid only for the original buyer and vehicle. The warranty is non-transferable and excludes all shipping and duty fees, which are the customer's responsibility. The buyer must inspect the product before installation and return any defective items within 30 days at their own expense. The warranty is void for damage due to improper installation, use, or modifications. Regular wear-and-tear, such as rust or corrosion, is not covered. The system must be installed by certified technicians to maintain warranty status.
APR blue coil packs for Audi S4 / RS4 B9 and S5 / RS5 F5 2.9 / 3.0 TFSI
APR Carbon Intake for Audi RS4 B9 and Audi RS5 F5
No reviews yet
*Write your comment here
