American tuning brand’s HPE400 upgrades focus on engine and exhaust modifications
The Ford Focus RS has been ramped up to produce 405bhp and 425lb ft of torque by American performance brand Hennessey.
The Hennessey HPE400 upgrade kit includes a high-flow air filter, a stainless steel mid pipe with an electronic dump valve and an engine management software upgrade.
The results boost power output of the car’s turbocharged 2.3-litre engine by 60bhp and torque by 101lb ft of torque. These headline figures also overtake those produced by Moutune’s Ford approved upgrade kit by 35bhp and 49lb ft of torque.
Hennessey hasn’t released any …read more