Home > Fiesta Performance

Ford Fiesta ST Performance Upgrades

We firmly believe that serious tuning, demands performance parts drivers can rely on under any circumstances. mountune Fiesta ST components are created with this principle in mind. From basic hose clamps and license plate frames to critical brake pads, oil filters and induction upgrades, everything you'll find here is specifically made to help your Fiesta evolve into something greater.

mountune Ford Fiesta ST performance parts are the result of years of innovative engineering and close cooperation with Ford. Not a single one of our Fiesta ST performance upgrades leaves the factory without passing stringent quality control testing, so even our cosmetic components are proven to perform. We also offer a range of consumable items and pro hardware such as filters, spark plugs, cleaning tools, recharge kits and ECU calibrators, so you can count on optimal performance no matter what kind of Ford Fiesta tuning parts you install. Learn more by clicking a listing, or ask a mountune expert for tips and pointers.

Sort By:
Page of 1
mountune High Performance 1.6L Long Block mountune MRX High Performance 1.6L Fiesta ST Long Block
Price:$8,869.00
Sale price:$7,982.00
Savings: $887.00
mountune MRX Cylinder Head 1.6L EcoBoost mountune MRX Cylinder - 1.6L EcoBoost
Price:$4,199.00
Sale price:$3,999.00
Savings: $200.00
mountune MR230 Complete Performance Upgrade mountune MR230 Complete Performance Upgrade
Price:$2,949.00
Sale price:$2,499.00
Savings: $450.00

(3)
mountune 1.6L EcoBoost Short Block Engine Ford Fiesta ST mountune 1.6L EcoBoost Short Block Engine Fiesta ST
Price:$2,850.00
Sale price:$2,280.00
Savings: $570.00

(1)
mountune Fiesta ST MRX Turbocharger Upgrade mountune Fiesta ST MRX Turbocharger Upgrade
Price:$1,999.00
Sale price:$1,949.00
Savings: $50.00

(6)
ST XTA Coilover Kit - Ford Fiesta ST ST XTA Coilover Kit - Ford Fiesta ST
Price:$1,629.00
Sale price:$1,389.00
Savings: $240.00

(1)
mountune Camshaft Kit, Ford 1.6L EcoBoost - V2 mountune Camshaft Kit - Ford 1.6L EcoBoost - V2
Price:$1,398.00
Sale price:$1,299.00
Savings: $99.00

(1)
mountune Camshaft Kit, Ford 1.6L EcoBoost - V1 mountune Camshaft Kit - Ford 1.6L EcoBoost - V1
Price:$1,398.00
Sale price:$1,299.00
Savings: $99.00
COBB Accessport V3 ECU Flasher Fiesta ST 2014-2018 FB3 Package COBB Accessport V3 ECU Flasher Fiesta ST 2014-2019 FB3 Package
Price:$1,597.00
Sale price:$1,249.00
Savings: $348.00

(5)
mountune Forged 1.6L EcoBoost Engine Component Kit mountune Forged 1.6L EcoBoost Engine Component Kit
Price:$1,298.00
Sale price:$1,099.00
Savings: $199.00

(1)
COBB Accessport V3 ECU Flasher Fiesta ST 2014-2017 FB2 Package COBB Accessport V3 ECU Flasher Fiesta ST 2014-2019 FB2 Package
Price:$1,343.00
Sale price:$1,079.00
Savings: $264.00

(3)
mountune Induction System - Fiesta ST 2016-2019 mountune Induction System - Fiesta ST 2016-2019
Price:$1,475.00
Sale price:$999.00
Savings: $476.00
mountune Induction System - Fiesta ST 2014-2015 mountune Induction System - Fiesta ST 2014-2015
Price:$1,445.00
Sale price:$969.00
Savings: $476.00
2014-2019 Fiesta ST Suspensions Coilover Kit 2014-2019 Fiesta ST Suspensions Coilover Kit
Price:$899.00
Sale price:$879.00
Savings: $20.00
mountune Clubsport Suspension Upgrade - Fiesta ST 2013-2019 mountune Clubsport Suspension Upgrade - Fiesta ST
Price:$899.00
Sale price:$869.00
Savings: $30.00

(1)
Fiesta ST 2014-2018 COBB V3 Accessport ECU Flasher, High Flow Air Filter, mountune Calibration & Roll Restrictor Package COBB Accessport V3 ECU Flasher Fiesta ST 2014-2019 FB1 Package
Price:$799.00
Sale price:$689.00
Savings: $110.00

(25)
mountune Triple Pass Radiator Upgrade, Fiesta ST mountune Triple Pass Radiator Upgrade, Fiesta ST
Price:$559.00
Sale price:$475.00
Savings: $84.00

(15)
mountune Intercooler Upgrade (black) Fiesta ST 2014-2019 mountune Intercooler Upgrade Fiesta ST 2014-2019
Price:$599.00
Sale price:$449.25
Savings: $149.75

(2)
mountune Fast Road Brake Upgrade Package Fiesta ST mountune Fast Road Brake Upgrade Package - 2014-2019 Fiesta ST
Price:$484.92
Sale price:$429.00
Savings: $55.92
mountune Induction Upgrade Kit, Fiesta ST 2014-2018 mountune Induction Upgrade Kit, Fiesta ST 2014-2019
Price:$299.00
Sale price:$249.00
Savings: $50.00

(12)
mountune Turbosmart Wastegate Actuator - Fiesta ST mountune Turbosmart Wastegate Actuator - Fiesta ST
Price:$153.74
Sale price:$149.00
Savings: $4.74

(1)
1.6L EcoBoost Oil Control System Fiesta ST 1.6L EcoBoost Oil Control System Fiesta ST
Price:$159.00
Sale price:$119.25
Savings: $39.75

(2)
StopTech Ford Fiesta ST Front Right Slotted Brake Rotor StopTech Ford Fiesta ST Front Right Slotted Brake Rotor
Price:$142.79
Sale price:$109.00
Savings: $33.79

(1)
StopTech Ford Fiesta ST Front Left Slotted Brake Rotor StopTech Ford Fiesta ST Front Left Slotted Brake Rotor
Price:$142.79
Sale price:$109.00
Savings: $33.79

(2)
StopTech Ford Fiesta ST Rear Right Slotted Brake Rotor StopTech Ford Fiesta ST Rear Right Slotted Brake Rotor
Price:$105.00
Sale price:$81.00
Savings: $24.00

(2)
StopTech Ford Fiesta ST Rear Left Slotted Brake Rotor StopTech Ford Fiesta ST Rear Left Slotted Brake Rotor
Price:$105.00
Sale price:$81.00
Savings: $24.00

(2)
mountune Gearknob mountune Gearknob
Price:$69.00

(55)
Chemical Guys Butter Wet Car Wax CHEMICAL GUYS BUTTER WET WAX
Price:$25.99
Sale price:$17.99
Savings: $8.00

(1)
Chemical Fabric Guard Auto Interior Protector Shield (16 Oz) CHEMICAL FABRIC GUARD INTERIOR PROTECTOR SHIELD (16 OZ)
Price:$23.99
Sale price:$16.99
Savings: $7.00
Chemical Guys Instawax Liquid Carnauba Shine & Protection Spray CHEMICAL GUYS INSTAWAX LIQUID CARNAUBA SHINE AND PROTECTION SPRAY
Price:$26.99
Sale price:$14.99
Savings: $12.00
Chemical Guys Heavy Duty Water Spot Remover (16 oz) Chemical Guys Heavy Duty Water Spot Remover (16 oz)
Price:$24.99
Sale price:$14.99
Savings: $10.00
Chemical Guys Total Interior Cleaner & Car Protectant CHEMICAL GUYS TOTAL INTERIOR CLEANER & PROTECTANT
Price:$18.99
Sale price:$12.99
Savings: $6.00

(1)
Chemical Guys innerClean-Quick Detailer & Protectant (16 oz) Chemical Guys innerClean-Quick Detailer & Protectant (16 oz)
Price:$16.99
Sale price:$11.99
Savings: $5.00

(1)
Chemical Guys Extreme Slick Synthetic Quick Detailer CHEMICAL GUYS EXTREME SLICK SYNTHETIC QUICK DETAILER
Price:$18.99
Sale price:$9.99
Savings: $9.00
Chemical Guys Speed Wipe Quick Detailer CHEMICAL GUYS SPEED WIPE QUICK DETAILER
Price:$13.99
Sale price:$9.99
Savings: $4.00
Chemical Guys Luber Clay bar Spray - Synthetic Lubricant & Detailer (16 Oz) CHEMICAL GUYS LUBER SYNTHETIC LUBRICANT & DETAILER (16 OZ)
Price:$12.99
Sale price:$8.99
Savings: $4.00
Chemical Guys Luber Clay Bar Spray - Synthetic Lubricant & Detailer (4oz) CHEMICAL GUYS LUBER SYNTHETIC LUBRICANT & DETAILER (4 OZ)
Price:$5.99
Sale price:$4.49
Savings: $1.50