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 ignitions and electrical Parts
362 parts available
Shop aftermarket parts for the Ford Focus. Verified fitment, free shipping, 30-day returns.

STANDARD IGN
CLOCK SPRING

STANDARD IGN
BATTERY CURRENT / VOLT SENSOR

STANDARD IGN
VEHICLE SPEED SENSOR

STANDARD IGN
STANDARD CLOCK SPRING
STANDARD IGN
ACCELERATOR PEDAL SENSOR

REMY
REMANUFACTURED ALTERNATOR

REMY
REMANUFACTURED STARTER

REMY
REMANUFACTURED ALTERNATOR
REMY
NEW ALTERNATOR
REMY
IMPORT ALTERNATOR
REMY
REMANUFACTURED ALTERNATOR
REMY
TURBOCHARGER
REMY
NEW ALTERNATOR
REMY
NEW ALTERNATOR

REMY
IMPORT ALTERNATOR

EXIDE
EXIDE SPRINTER MAX EXTREME

REMY
NEW STARTER

STANDARD IGN
SWITCH
REMY
NEW ALTERNATOR
REMY
REMANUFACTURED ALTERNATOR
REMY
REMANUFACTURED ALTERNATOR
REMY
REMANUFACTURED ALTERNATOR
REMY
NEW ALTERNATOR
REMY
NEW ALTERNATOR

REMY
REMANUFACTURED STARTER

REMY
REMANUFACTURED ALTERNATOR

REMY
REMANUFACTURED ALTERNATOR

STANDARD IGN
YAW RATE SENSOR

STANDARD IGN
EGR VALVE

REMY
NEW HD STARTER
REMY
NEW ALTERNATOR
REMY
REMANUFACTURED ALTERNATOR
REMY
REMANUFACTURED ALTERNATOR
REMY
REMANUFACTURED ALTERNATOR
REMY
DOMESTIC STARTER
REMY
DOMESTIC ALTERNATOR
STANDARD IGN
SWITCH IGNITION
STANDARD IGN
POWER DOOR LOCK ACTR

STANDARD IGN
POWER DOOR LOCK ACTR
STANDARD IGN
POWER DOOR LOCK ACTR
JMS
PedalMAX Drive By Wire Throttle Device

STANDARD IGN
MULTI-FUNCTION SWITCH

STANDARD IGN
IGNITION LOCK CYLINDER HOUSING REPA

STANDARD IGN
ENGINE VARIABLE VALVE TIMING SPROCK

STANDARD IGN
IGNITION LOCK CYLINDER HOUSING REPA
STANDARD IGN
IGNITION STARTER SWITCH
STANDARD IGN
PARK ASSIST CAMERA
JMS
BoostMAX Module Ford 10-16 Ecoboost 1.6/2.0L
STANDARD IGN
RADIATOR ACTIVE GRILLE SHUTTER ASSE

DELPHI
MAF SENSOR - PROBE ONLY

STANDARD IGN
NEUTRAL/BACKUP SWITCH
STANDARD IGN
CLOCK SPRING

A1 REMFG INC
FORD ENG CTRL COMPUTERS

STANDARD IGN
CLOCK SPRING

STANDARD IGN
BATTERY CURRENT / VOLT SENSOR

STANDARD IGN
MULTI FUNCTION CONNECTOR

STANDARD IGN
NEUTRAL SAFETY SW
Edge Autosport
STAGE 2 KITS
A1 REMFG INC
FORD ENG CONTROL COMP
Edge Autosport
JAMMER COLD-AIR INTAKE (CAI) WITH D
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