Ford Focus ST (Mk4) Cat Back Performance Exhaust Centre Section:Resonated with the ability to switch

with the ability to switch between maps at your leisure within a couple of minuets

plus all data logging functions

Easy and Reversible

across the entire grid

The characteristics of oil temp

Ford Focus ST (Mk4) Cat Back Performance Exhaust Centre Section:Resonated with the ability to switchRequires mandatory ECU reflash Cobra Sport performance exhausts enhance the sound, looks and quality of your vehicle giving you the ultimate driving experience. Our sports exhausts range is fully guaranteed to give you assurance of our quality. This Ford Focus Mk4 ST cat back performance exhaust is made in 3" 76. 2mm pipework and fits from the Catalyst section backwards (Cat back) replacing the GPF, centre and rear sections. This non resonated exhaust