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 heating and cooling Parts
291 parts available
Shop aftermarket parts for the Ford Focus. Verified fitment, free shipping, 30-day returns.

Mishimoto
Mishimoto 13+ Ford Focus ST Thermostatic Oil Cooler Kit - Black

Mishimoto
Mishimoto 02-04 Ford Focus SVT Blue Silicone Hose Kit

aFe
aFe Bladerunner 2.5in Intercooler Hot Side Tubes, 13-14 Ford Focus ST 2.0L (t) *Black*
DAYCO HYDRAULIC
RADIATOR HOSE

DAYCO HYDRAULIC
HOSE
DAYCO HYDRAULIC
MOLDED HTR HOSE

DAYCO HYDRAULIC
MOLDED HEATER DAYCO

DAYCO HYDRAULIC
MOLDED HTR HOSE
DAYCO HYDRAULIC
SMALL ID HOSE
DAYCO HYDRAULIC
HOSE
DAYCO HYDRAULIC
CURVED RADIATOR HOSE
DAYCO HYDRAULIC
MOLDED HTR HOSE

DAYCO HYDRAULIC
CURVED HOSE
DAYCO HYDRAULIC
CURVED HOSE

MOTORAD
THERMOSTAT

STANDARD IGN
BLOWER MTR RESISTOR

MOTORAD
COOLANT HOUSING

MOTORAD
THERMOSTAT KIT

DAYCO HYDRAULIC
CURVED RADIATOR HOSE
MOTORAD
SEAL

MOTORAD
RADIATOR CAP
DAYCO HYDRAULIC
MOLDED HEATER DAYCO

DAYCO HYDRAULIC
RADIATOR HOSE
DAYCO HYDRAULIC
MOLDED HEATER DAYCO

FOUR SEASONS
HOSE ASSEMBLY

ELKHART SUPP
RISER W/NUTS & WASHER 1/4 ID X 60

FOUR SEASONS
AIR DOOR ACTUATOR

FOUR SEASONS
THERMOSTAT HOUSING

FOUR SEASONS
WATER OUTLET

FOUR SEASONS
AL FILTR DRIER W/PD MOUNT
FOUR SEASONS
ALUMINUM FILTER DRIER W/ PAD MOUNT
FOUR SEASONS
SEAL KIT

FOUR SEASONS
ENGINE COOLANT THERMOSTAT

FOUR SEASONS
DESSICANT BAG KIT
FOUR SEASONS
AC SYSTEM SEAL KIT
FOUR SEASONS
RESISTOR BLOCK

FOUR SEASONS
WATER OUTLET

FOUR SEASONS
FILTER DRIER

ELKHART SUPP
3/4'PB TP PEX COUPL W/CLAMPS
FOUR SEASONS
ALUMINUM FILTER DRIER W/ PAD MOUNT

FOUR SEASONS
AIR DOOR ACTUATOR

FOUR SEASONS
FLOOR MODE ACTUATOR

ELKHART SUPP
LF WATER HEATER INSTL KIT

FOUR SEASONS
RELAY

FOUR SEASONS
THERMOSTAT HOUSING

FOUR SEASONS
EXPANSION VALVE
FOUR SEASONS
DESSICANT BAG KIT

FOUR SEASONS
RESISTOR BLOCK
Wheel Pros, LLC
WCA - 301 GMC/SAT CHROME CAP

Wheel Pros, LLC
BULGE LT LUG 13/16" 12-1.50 CHR BUL
Dana
THERMOSTAT GASKET

Dorman
PIGTAIL OR SOCKET

Dorman
BLOWER MOTOR RESISTOR KIT WITH HARN

Dorman
BLOWER RESISTOR HARNESS

Dorman
BMR KIT

Dorman
RADIATOR BRACKET

Dorman
THERMOSTAT HOUSING

Dorman
RAD. DRAIN COCK M10X1.50

Dorman
C. TUBE

Dorman
THERMOSTAT HOUSING
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