AIRTEC Motorsport De-Cat Downpipes for BMW M5/M6 (F10/F12)
By removing the original & restrictive catalytic converter in the OEM factory downpipe, back pressure us hugely reduced, in return means a faster spool, increased power and a much more aggressive exhaust note.
AIRTEC Part No: ATEXHBMW2
Technical Data
By removing the original restrictive catalytic converters located within the factory OEM downpipes, back pressure is hugely reduced, which in return means faster response, increased power and a more aggressive exhaust note.
Will fit the following models:
- F10 M5
- F06/F12/F13 M6
Please note: De-cats are sold for motorsport and off road use only and will not pass a UK MOT test or police road side checks.
Features:
- Made from stainless steel
- 3-inch diameter
- AIRTEC laser cut plaque
- Smooth bends to ensure increased flow
- Fits original and aftermarket exhaust systems
- Improved performance further enhanced with remap
AIRTEC Part No: ATEXHBMW2
Customers also purchased

AIRTEC Motorsport Oil Cooler Kit for Fiesta ST180
Available
Select options This product has multiple variants. The options may be chosen on the product page
Full Details >
AIRTEC Motorsport Torque Mount for 1.0 EcoBoost, ST180 & ST150
Available
Select options This product has multiple variants. The options may be chosen on the product page
Full Details >
AIRTEC Motorsport 2.5-inch Big Boost Pipe Kit for Focus Mk2- Hot Side ONLY
Available
Select options This product has multiple variants. The options may be chosen on the product page
Full Details >
AIRTEC Intercooler 3D Look Key Ring
Available
Select options This product has multiple variants. The options may be chosen on the product page
Full Details >


