Cat Back Exhaust [Mk7 Fiesta 1.0 EcoBoost] Diffuser option:less Diffuser yielding an impressive 2

yielding an impressive 2

and may not match the product supplied

particularly when attempting to DIY install the mountune cat-back exhaust for either the Mk7

The mountune Focus roll restrictor for Mk2 and Mk3 Focus ST & RS reduces the amount of engine roll / movement during hard acceleration and gear changing

Low dust / noise output

Cat Back Exhaust [Mk7 Fiesta 1.0 EcoBoost] Diffuser option:less Diffuser yielding an impressive 2The mountune Mk7 Fiesta 1. 0 Cat Back Exhaust reduces back pressure and improves performance, whilst keeping cabin intrusion boom to a minimum. A Helmholtz chamber design is utilised in the rear silencer which helps to cancel out unwanted frequencies due to the way in which the exhaust gas waves are reflected. Utilising this system, despite being more complicated and expensive to manufacturer, ensures back pressure remains low, providing the optimum