After Superchip's engineers optimize the engine control unit (ECU), the four-cylinder powerplant gains an additional 10 bhp at 5,986 rpm and 13 Nm of torque at 4,390rpm.
The tuning firm says that the upgrade is designed to work with either 95- or 98-octane fuel and claims that if driven in the same manner with the standard car, it will retain the Fiesta Zetec S’s 48 mpg combined fuel economy.
The ECU remap is suitable for all Mk7 1.6-litre 120 PS Fiesta Zetec S models produced from October 2008 onwards, with pricing set at £249.00 including VAT.
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