ST AND RS — FORD'S HOT HATCH
From the original SVT Focus to the EcoBoost ST and RS — Ford's compact performance answer.
Ford Focus HERITAGE
FORD'S HOT-HATCH HERITAGE
MOTORMIA Focus builds split between SVT first-gens, ST 2.0T bolt-ons, and RS AWD turbo monsters with stage-3 tunes, fuel-system upgrades, and built turbos. The EcoBoost engine shares aftermarket with the Mustang EcoBoost.
Ford Focus ON MOTORMIA
THE NUMBERS
CATEGORIES
Top product categories for the Ford Focus
BRANDS
Top brands for Ford Focus builds
READY TO BUILD YOUR FORD FOCUS?
Pick your year and trim to shop verified-fit Ford Focus parts.
Shop all Ford Focus parts →Verified Fitment
Ford Focus Category air and fuel Parts
642 parts available
Shop aftermarket parts for the Ford Focus. Verified fitment, free shipping, 30-day returns.
Injector Dynamics
Injector Dynamics 2600-XDS Injectors - 48mm Length - 14mm Top - 14mm Lower O-Ring (Set of 5)
Injector Dynamics
Injector Dynamics USCAR to EV1 PnP Adapter
Garrett Turbos
Garrett GTX3071R Gen II Turbo Assembly Kit V-Band / V-Band 0.83 A/R
Injector Dynamics
Injector Dynamics 2600-XDS Injectors - 60mm Length - 14mm Top - Denso Lower Cushion (Set of 6)

Injector Dynamics
Injector Dynamics Denso EV1 PnP Adapter
BorgWarner
BorgWarner Turbocharger K16 Ford Focus II RS 2.5L Replacement
Injector Dynamics
Injector Dynamics 2600-XDS Injectors - 60mm Length - 14mm Purple Top - 14mm Lower O-Ring (Set of 5)

Garrett Turbos
Garrett PowerMax Turbocharger 13-18 Ford 2.0L EcoBoost Stage 1 Upgrade Kit

BorgWarner
BorgWarner Ford 2.0L EcoBoost / 12-13 Land Rover Evoque 2.0T Service Replacement Turbocharger
Garrett Turbos
Garrett Focus ST Air / Air Intercooler CAC Core (26.30in x 7.80in x 4.30in) - 800 HP
BMC
BMC 05+ Ford Focus II 2.5T ST Carbon Dynamic Airbox Kit

Walbro
Walbro Fuel Pump/Filter Assembly
Wagner Tuning
Wagner Tuning Ford Focus ST MK4 2.3 Ecoboost Competition Intercooler Kit
BMC
BMC 2009 Ford Focus II 2.5 T RS Oval Trumpet Airbox Kit
Weapon R
Weapon R 03 Ford Focus SVT 2.0L 4cyl Secret Weapon Intake
COBB
Cobb 13-18 Ford Focus ST Stage 1 + Carbon Fiber Power Package

Turbosmart
Turbosmart IWG75 Ford EcoBoost 12 PSI Black Internal Wastegate Actuator
Weapon R
Weapon R 00-03 Ford Focus ZX3 DOHC 4cyl / Focus ZTEC 2.0L Neo Titanium Secret Weapon Intake

Weapon R
Weapon R Mazda 6 2.0L / Mazda 3 2.3L / Ford Focus Throttle Body Intake Manifold Thermal Gasket
COBB
Cobb 13-18 Ford Focus ST Stage 1+ Power Package

COBB
Cobb 16-18 Ford Focus RS Stage 2 Power Package - Black
Weapon R
Weapon R 2013 Ford Focus ST 2.0L Turbo Stealth Secret Weapon Intake-Flat Black
COBB
Cobb 16-18 Ford Focus RS Stage 1+ Carbon Fiber Power Package
COBB
Cobb Ford 16-18 Focus RS / 13-18 Focus ST Redline Carbon Fiber Air Scoop
COBB
Cobb 13-18 Ford Focus ST Stage 2 Power Package
COBB
Cobb 13-18 Ford Focus ST Stage 2 Carbon Fiber Power Package
Weapon R
Weapon R 04-07 Ford Focus / 03-07 Mazda 6/Mazda 3 Alum Sheet Metal Intake Manifold *NEO TI Color*
Weapon R
Weapon R 00-03 Ford Focus ZX3 DOHC Secret Weapon Intake
Weapon R
Weapon R 13-14 Ford Focus ST 2.0L Turbo Secret Weapon Intake

Injen
Injen 16-20 Chevy Camaro SS 6.2L / 11-20 Dodge Charger 5.7L/6.4L X-Pedal Pro Black Edition Throttle

DeatschWerks
DeatschWerks Ford Focus MK2 RS DW430C 430lph Compact Fuel Pump

DeatschWerks
DeatschWerks Ford/Volvo 2.5L 5 Cyl. Fuel Rails

Injen
Injen 16-18 Ford Focus RS L4-2.3L Turbo Bar and Plate Front Mount Intercooler

Injector Dynamics
Injector Dynamics 1340cc Injectors - 60mm Length - 14mm Purple Top - 14mm Lower O-Ring (Set of 4)

Pedal Commander
Pedal Commander Ford/Land Rover/Lincoln/Mazda Throttle Controller

Grams Performance
Grams Performance 550cc Focus ZXT/ SVT/ RS/ SVO/ Super Coupe/ 2.3T INJECTOR KIT

Injector Dynamics
Injector Dynamics 1700cc Injectors - 60mm Length - 14mm Purple Top - 14mm Lower O-Ring (Set of 5)

Grams Performance
Grams Performance 1150cc Focus ZXT/ SVT/ RS/ SVO/ Super Coupe/ 2.3T INJECTOR KIT

Injector Dynamics
Injector Dynamics ID1050X Injectors 14mm (Purple) Top (Set of 4)

Wagner Tuning
Wagner Tuning 2012+ Ford Focus MK3 ST250 2.0L Competition Intercooler

Grams Performance
Grams Performance 1600cc Focus ZXT/ SVT/ RS/ SVO/ Super Coupe/ 2.3T INJECTOR KIT

Grams Performance
Grams Performance 750cc Focus ZXT/ SVT/ RS/ SVO/ Super Coupe/ 2.3T INJECTOR KIT

Victor Reinz
MAHLE Original 12-14 Ford 2.0L Vin 9 Intake Manifold Set

Victor Reinz
MAHLE Original Fuel Injector O-Ring Kit

Wagner Tuning
Wagner Tuning Ford Focus RS MK3 Competition Intercooler Kit

Victor Reinz
MAHLE Original Ford Focus 04-00 Intake Manifold Set

Grams Performance
Grams Performance 1000cc Focus ZXT/ SVT/ RS/ SVO/ Super Coupe/ 2.3T INJECTOR KIT

BMC
BMC 07-10 Ford C-Max 1.6L Replacement Cylindrical Air Filter

Victor Reinz
MAHLE Original Ford Escape 04-01 Throttle Body Gasket

Victor Reinz
MAHLE Original Ford Escape 04-01 Intake Manifold Set

Victor Reinz
MAHLE Original Ford Escape 15-09 Throttle Body Gasket

Victor Reinz
MAHLE Original Ford Escape 08-05 Throttle Body Gasket

Moroso
Moroso 15-18 Ford Mustang EcoBoost Air/Oil Separator Catch Can - Small Body - Billet Aluminum

Mishimoto
Mishimoto 2013+ Ford Focus ST Intercooler Pipe Kit - Wrinkle Black

Injen
Injen 13-18 Ford Focus ST L4 2.0L Turbo SES Intercooler Pipes Wrinkle Red

Injen
Injen 13-14 Ford Focus ST 2.0L (t) 4cyl Polished Short Ram Intake w/MR Tech & Heat Shield

Turbosmart
Turbosmart IWG75 Ford EcoBoost 7 PSI Black Internal Wastegate Actuator

Radium Engineering
Radium Engineering 13+ Ford Focus ST/ 15+ Ford Focus RS Fuel Surge Tank Install Kit

Snow Performance
Snow Performance 13-18 Ford Focus ST Stg 2 Boost Cooler Water Inj Kit (SS Braided Line/4AN) w/o Tank

K&N Engineering
K&N 10 Ford Focus L4-2.0L Typhoon Short Ram Intake
FAQ
Frequently Asked Questions About the Ford Focus
What are the best aftermarket parts brands for the Ford Focus?
The top brands MOTORMIA owners trust for Ford Focus builds are EBC, PowerStop, Mishimoto, Magnaflow, and H&R. The catalog carries 2,833 parts that fit the Focus. Use the fitment selector to filter to your specific year and trim, then browse by category or brand.
What's the best trim or sub-model of the Ford Focus to modify?
The most-modified Focus trims are SVT Focus, ST, RS. These trims typically came with performance-focused suspension, brakes, and engine options that give a higher starting point. That said, the Focus's engine family (Zetec 2.0 (SVT), 2.0L EcoBoost (ST), 2.3L EcoBoost (RS)) shares aftermarket across most trims, so base-trim builds with the right bolt-ons can match higher trims on power.
What's the typical mod path for a Ford Focus?
For most Ford Focus builds, the recommended modification order is: ECU tune → intake → downpipe → turbo upgrade → fuel system. This sequence stages upgrades so each mod supports the next — tuning unlocks gains from intake/exhaust, suspension keeps the added power planted. MOTORMIA member builds let you see exact part lists for Ford Focus builds at every power level.
How does the Ford Focus aftermarket compare to the Volkswagen Golf GTI / Honda Civic Si?
The Ford Focus is Ford's compact hot-hatch with the SVT, ST, and RS performance variants. On MOTORMIA, 2,833 parts fit the Focus across 2,000+ active member builds, with an average part MSRP of $551. The decision usually comes down to which platform you own — both have full bolt-on catalogs.
Will any Ford Focus part fit my year and trim?
Not always. The Ford Focus has had multiple generations and engine changes (e.g., Zetec 2.0 (SVT), 2.0L EcoBoost (ST), 2.3L EcoBoost (RS)), and parts are generation- and trim-specific. MOTORMIA's catalog uses verified fitment data — every product page shows exactly which years and submodels of the Focus a part fits. Use the fitment selector at the top of any page to pre-filter to your build.
Does MOTORMIA offer returns on Ford Focus parts?
Yes. Most Ford Focus parts on MOTORMIA are eligible for our 30-day return policy provided they're unused, uninstalled, and in original packaging. Special-order parts are flagged with a "Special Order" badge on the product page. Manufacturer warranties are processed through MOTORMIA on your behalf.
MOTORMIA APP
Build your Ford Focus with Mia
Personalized Ford Focus mod recommendations, verified fitment from real Focus owners, and a garage that tracks every part on your build.
- Mod recommendations tuned to your Focus year, trim, and submodel
- Verified fitment data from 2,000+ Ford Focus member builds
- Performance gain estimates based on real-world results
- Save your garage and track every part you've installed