Bull-X Downpipe - Audi RS4, RS5 B9 450HP
The delivery time for products in stock is 1-3 business days.
If the product is not in stock and it is a pre order product, the average delivery time is 5-21 business days. If the product has a longer delivery time than previously announced, we will be in touch.
These downpipes run from the original turbo flange to 121mm, to 101mm and are rejuvenated to 76mm directly at the original flange.
- OEM Downpipes have 2x catalysts, our Bull-X Downpipes are available in different versions.
- Incl. Thermal Insulation
- made of: stainless steel
- Completely TIG welded
- clearly Audible soundplus (also with OEM exhaust system)
- if you select the "HJS 200 cells Euro6 cat" no ECU remapping will be necessary / no error message of the Catalyst control occurs (only for models without OPF)
Note for models with OPF:
When installing the downpipes, a software adjustment is necessary.
Both the temperature sensors and the differential pressure sensors must be programmed out.
Pre-Facelift: The downpipes are supplied without connections for the sensors to avoid unnecessary costs.
BULL-X Exhausts produces exhaust systems at the highest level.
Bull- X is a trademark of HG Motorsport GmbH and deals with the development, design and manufacture of high-performance exhaust systems. Each product is 100% Made in Germany. Hand Crafted from our company.
Fit:
Vehicle Type Capacity Engine code Power
Audi RS4 Avant AW5/B9 2.9L DECA 331kW/450HP
Audi RS5 F53/B9 2.9L DECA 331kW/450HP
Audi RS5 Sportback F5A/B9 2.9L DECA 331kW/450HP
Note for models with OPF:
A software adjustment is necessary when installing this downpipe.
The temperature sensors as well as the differential pressure sensors have to be programmed out.
The downpipe is supplied without connections for these sensors to avoid unnecessary costs.