The Fiesta ST as well as focus ST have been provided power boosts by Mountune – Ford’s official tuning partner. The kits, which can be fitted at any type of one of the 120 Mountune-appointed Ford dealerships in less than 90 minutes, raise the Fiesta ST’s power output from 179bhp to 212bhp as well as the focus ST’s output from 247bhp to 271bhp.
Advertisement – short article continues below
Costing £1,225 for the focus as well as £599 for the Fiesta, the bundles boost performance significantly, however since of Mountune’s official status, both the Fiesta’s as well as the Focus’ three-year/60,000 mile guarantee stay intact.
• Ford Fiesta ST review
• Ford focus ST review
The Fiesta’s 0-62mph time drops from 6.9 seconds to 6.7 seconds, while the focus can sprint from 0-62mph in less than six seconds – much more than half a second quicker than the common car. Torque outputs have inflamed as well – from 360Nm to 400Nm for the focus as well as 240Nm to 320Nm for the Fiesta.
The focus ST set includes a cast alloy inlet duct (available in a silver or black finish), high flow air filter, larger intercooler as well as distinct engine calibration. The Fiesta ST set includes a remodelled air box with a secondary inlet, a high-flow filter as well as a modified ECU. The upgrade packs both go on sale in the UK from September.