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mountune® Ford Focus RS Performance Upgrades

mountune has more Focus RS tuning experience than any other company resulting in a wide range of proven products backed by over 35 years of motorsport DNA. Our team has spent countless hours developing upgrades that enhance power and performance to new levels. The ever expanding product line includes the best engineered products that perform on the road or track. From air intakes to exhaust systems, mountune has the Focus RS upgrade you can count on to produce maximum reliable power.

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Mountune Focus Rs MRX Turbocharger Power Upgrade | Mountune mountune Focus RS MRX Turbocharger Upgrade
Price:$3,999.00
Quick-Shift Plate - Ford Focus Rs St 2013-2018 Short Throw Shifter | Mountune mountune Quick Shift - Ford Focus ST & RS
Price:$229.00

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High Flow Air Filter Focus St 2013-2018 Focus 2012-2018 Ford Escape 2012-2017 Focus Rs | Mountune mountune High Flow Air Filter Focus ST/RS 2013-2018
Price:$87.00

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mountune optimized Accessport calibration mountune Optimized Accessport Calibration
Price:$75.00

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Mountune Hose Clamp Set, Focus St Boost Hose (2363-Bhck-Aa) | Mountune mountune Hose Clamp Set, Focus ST & RS Boost Hose
Price:$20.00

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Mountune Gearknob - Performance Accessories | Mountune mountune Gearknob
Price:$69.00

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Mountune Roll Restrictor / Rear Motor Mount - Focus St, 2363-RR-Aa | Mountune mountune Roll Restrictor / Rear Motor Mount - Focus ST / RS
Price:$159.00

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Mountune Valve Spring Set (16) Dual - 2.0L & 2.3L Ecoboost | Mountune mountune Valve Spring Set (16) Dual - 2.0L/2.3L EcoBoost
Price:$599.00
Quaife Focus Rs 2016-2018 Atb Helical Differential - Mountune Usa | Mountune Quaife ATB Differential - Focus RS 2016-2018
Price:$1,199.00
Sale price:$999.00
Savings: $200.00

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Boost Hose Focus Rs (2536-Bhk-Blk) - Ford Focus Power & Performance Upgrade | Mountune mountune Ultra high-performance silicone boost hose kit - Focus RS
Price:$315.00

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Mountune High Flow Induction Hose, Focus St Rs 2013-2018 | Mountune mountune High Flow Induction Hose - Focus ST and RS
Price:$69.00

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Uprated Air Re-Circulation Valve, Focus Rs - Ford Power & Performance Upgrade | Mountune mountune Uprated Air Recirculation Valve - Focus RS
Price:$169.00

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Mountune Lower Intercooler Hard Pipe, Focus Rs (2536-Hp-Aa) | Mountune mountune Lower Intercooler Hard Pipe - Focus RS
Price:$259.00

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Mountune Charge Pipe Upgrade, Focus Rs (2536-Cpk-Blk) | Mountune mountune Charge Pipe Upgrade - Focus RS
Price:$549.00

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Mountune Sound Suppression Chamber Focus Rs 2536-Ssc-Aa | Mountune mountune Sound Suppression Chamber - Focus RS
Price:$69.00

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Intake Duct , Focus Rs (2536-Llc-Blk) - Ford Focus Power & Performance Upgrade | Mountune mountune Intake Duct - Focus RS
Price:$375.00

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Focus RS COBB V3 Accessport ECU Flasher COBB Accessport V3 ECU Flasher - Ford Focus RS
Price:$695.00

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Focus Rs Cobb V3 Accessport Ecu Flasher, Calibration & High Flow Air Filter Package | Mountune Mountune B1 Package - Ford Focus RS - Includes COBB Accessport V3
Price:$770.00

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Focus Rs Cobb V3 Accessport B3 Package - Ford Focus RS Power & Performance Upgrade | Mountune Mountune B3 Package - Ford Focus RS - Includes COBB Accessport V3
Price:$1,599.00

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Focus Rs Cobb V3 Accessport B5 Package - Mountune USA | Mountune Mountune B5 Package - Ford Focus RS - Includes COBB Accessport V3
Price:$2,299.00
Sale price:$2,184.05
Savings: $114.95

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Mountune Focus Rs M380 Performance Upgrade (2536-M380-Blk) | Mountune mountune Focus RS M380 Performance Upgrade - Focus RS 2016-2018
Price:$1,199.00
Sale price:$999.00
Savings: $200.00

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Quaife Torque Biasing Differential Installation Kit - Focus Rs 2016-2018 | Mountune Quaife Differential Installation Kit - Ford Focus RS
Price:$309.00

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Forged Connecting Rod Set, 2.3L Ecoboost - Motorsport Engines & Components | Mountune mountune Forged Connecting Rod Set - 2.3L EcoBoost
Price:$1,199.00
Mountune Rally Armor Mud Flap Set Focus St Rs (7063-Mf-Aa) | Mountune mountune / Rally Armor Mud Flap Set - Focus ST & RS
Price:$189.00

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Mountune Focus Rs Ptu Brace Upgrade, Focus Rs Differential Brace | Mountune mountune Focus RS PTU Brace Upgrade
Price:$169.00

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Mountune Sport Spring Set Ford Focus RS 2016-2018 | Mountune mountune Sport Spring Set Ford Focus RS 2016-2018
Price:$259.00

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Forged 2.3L Ecoboost Engine Component Kit - Motorsport Engines & Components | Mountune mountune Forged 2.3L EcoBoost Engine Component Kit
Price:$3,347.00

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2.0L/2.3L Complete Ecoboost Oil Control System (2536-Oc-Aa) | Mountune 2.0L/2.3L Complete EcoBoost Oil Control System
Price:$289.00

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Focus Rs Induction System (2536-Is-Aa) - Ford Focus RS Power & Performance Upgrade | Mountune mountune Focus RS Induction System
Price:$1,276.00
Sale price:$999.00
Savings: $277.00

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Radium Engineering Crankcase Catch Can Kit - Ford Focus Rs | Mountune Radium Engineering Crankcase Catch Can Kit - Ford Focus RS
Price:$229.95

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About the Ford Focus RS

The Ford Focus RS was Ford’s version of a sporty compact. Essentially, it was a compact hatchback or sedan that had a Mustang engine. Originally launched in 2009, the RS expanded the power of the Focus ST with a 2.5L engine.

The Focus RS became a consumer favorite for its style and its power. Ford continued to improve performance of the Focus RS including all wheel drive and additional drifting capabilities. Ford Focuses have been featured in both touring and rally car races.

Ford Focus RS Performance Parts

Affordability and power is a major incentive for Focus drivers. When it comes to modding or upgrading performance, the Ford Focus RS price point, stock components, and straightforward engineering make it a go-to vehicle for performance upgrades and enhancements. Prominent models for upgrades include the 2016 Ford Focus RS, Ford Focus RS 2013, the 2015 Ford Focus RS, and the 2019 Ford Focus RS.

Compared to other popular Ford sport models like the Fiesta ST and the Mustang Ecoboost, the Focus RS offers abundance of power, handling, and customizations.