![mTune SMARTflash mr500 - Twin Scroll Upgrade [Mk3 Focus RS] (FItted at mountune HQ) fitted-mk85fiestast Available in three hose colours](https://cdn.shopify.com/s/files/1/0367/2621/files/MR500.png?v=1754654136)
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Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
Available in three hose colours
allowing you to easily return to stock if needed
as used on MK7 Fiesta ST and Mk8 Fiesta ST big brake kits
Zip-up mountune case
our clip kits feature a protective liner section to increase clamp load without damaging hoses
mTune SMARTflash mr500 - Twin Scroll Upgrade [Mk3 Focus RS] (FItted at mountune HQ) fitted-mk85fiestast Available in three hose coloursFitting: mountune HQ only The mountune mr500 takes the performance of your Mk3 Focus RS to the next level. Developed for the track, utilising the BorgWarner EFR twin scroll turbocharger. As proven in multiple mountune Racing engine applications, the mr500 will transform your driving experience! With power output up to 500PS and up to 700Nm, this kit delivers exceptional performance. Due to the increased cylinder pressures, this calibration should not