![mTune SMARTflash mr500 - Twin Scroll Upgrade [Mk3 Focus RS] (FItted at mountune HQ) fitted-mk85fiestast Also included is a mountune](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 24 - Aug 29
Also included is a mountune high-flow silicone induction hose
SALE 25% off RRP
Available in three hose colours
The mountune Breather Plate for mk3 Focus RS and ST directly replaces the original engine block plate and features a substantial increase in baffle surface area over the original part
mTune SMARTflash mr500 - Twin Scroll Upgrade [Mk3 Focus RS] (FItted at mountune HQ) fitted-mk85fiestast Also included is a mountuneFitting: 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
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