AIRTEC Motorsport De-Cat Downpipe for Focus ST250
AIRTEC Motorsport downpipe de-cat for Focus MK3 ST250
This part is sold for motorsport and off road use only and will NOT be able to pass a UK MOT emissions test or police road side checks.
AIRTEC part no: ATEXHFO5
Technical Data
AIRTEC Motorsport downpipe de-cat for Focus MK3 ST250
The Original Catalyst and down pipe , unlike the older ST225 and Focus RS mk2, are made in one piece. This new design features some restrictive bends and an exit bore size of only 70mm.
With a new bore size of 70mm the new AS performance Replacement Down Pipe has over 50% more capacity.
This part is sold for motorsport and off road use only and will NOT be able to pass a UK MOT emissions test or police road side checks.
AIRTEC part no: ATEXHFO5
Customers also purchased
![](https://www.autospecialists.co.uk/wp-content/uploads/product_images/5868-300x300.jpg)
Cobra Focus ST MK3 – Front Pipe / De-cat
Available
Full Details >![](https://www.autospecialists.co.uk/wp-content/uploads/product_images/3127-300x222.jpg)
Focus Mk3 ST250 Mongoose Cat-Back System – Hatch Back
Available
Full Details >