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

The Ford Focus became Ford's compact-platform performance car. The original SVT Focus (2002–2004) launched the lineage; the EcoBoost-era ST (2.0L turbo) brought it mainstream; the limited Focus RS (2.3L EcoBoost with AWD) became the hot-hatch enthusiasts begged for.

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

2,833
Parts that fit
2,000+
MOTORMIA Builds
EBC
#1 brand by SKUs
$551
Average MSRP

READY TO BUILD YOUR FORD FOCUS?

Pick your year and trim to shop verified-fit Ford Focus parts.

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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.

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B

Bosch

A/C SPRING LOCK COUPLER 3/4'

PCV EMISSIONS HOSE

Dorman

PCV EMISSIONS HOSE

G

Gates

Gates 13-18 Ford Focus 4-Cyl. 2.0L Turbo Oil Line Filter

COBB Front Mount Intercooler Hardware Kit - 2013-2018 Ford Focus ST

COBB

COBB Front Mount Intercooler Hardware Kit - 2013-2018 Ford Focus ST

COBB Ford Focus ST 3in Cat-Back Exhaust Replacement Hardware Kit (Gasket and bolts)

COBB

COBB Ford Focus ST 3in Cat-Back Exhaust Replacement Hardware Kit (Gasket and bolts)

Torque Solution auto part

Torque Solution

Torque Solution 13-18 Ford Focus ST Map Sensor Adapter PNP Harness

DeatschWerks fuel pump

DeatschWerks

DeatschWerks Ford Focus MK2 RS DW65C Fuel Pump Set up Kit

K&N Engineering air filter

K&N Engineering

K&N 97-08 Ford F150 5.4L V8 Fuel Filter

aFe air filter

aFe

aFe ProGuard D2 Fluid Filters Oil F/F OIL Ford Trucks 97-08 V6-4.2L V8-4.6L

Full-Race Garrett Ford 2.0L 13-18 PowerMax Stage 1 Turbo 886195-5001S

Full Race

Full-Race Garrett Ford 2.0L 13-18 PowerMax Stage 1 Turbo 886195-5001S

S

STANDARD IGN

FUEL PRESSURE SENSOR

S

STANDARD IGN

MASS AIR FLOW

STD VALVE-CANISTER PURGE

STANDARD IGN

STD VALVE-CANISTER PURGE

TECHSMART ELECTRONIC THROTTLE BODY

STANDARD IGN

TECHSMART ELECTRONIC THROTTLE BODY

FUEL INJECTOR

STANDARD IGN

FUEL INJECTOR

S

STANDARD IGN

STD VALVE-CANISTER PURGE

STANDARD FUEL VAPOR CANISTER

STANDARD IGN

STANDARD FUEL VAPOR CANISTER

MASS AIR FLOW SENSOR

Walker Products Inc. - Sensors

MASS AIR FLOW SENSOR

FUEL VAPOR CANISTER

STANDARD IGN

FUEL VAPOR CANISTER

S

STANDARD IGN

HI PRESS FUEL PUMP

FUEL PRESSURE SENSOR

STANDARD IGN

FUEL PRESSURE SENSOR

STANDARD FUEL INJECTOR GDI GAS NEW

STANDARD IGN

STANDARD FUEL INJECTOR GDI GAS NEW

S

STANDARD IGN

THROTTLE BODY

FUEL INJECTOR

STANDARD IGN

FUEL INJECTOR

S

STANDARD IGN

TURBOCHARGER HOSE

THROTTLE POSITION SENSOR

Walker Products Inc. - Sensors

THROTTLE POSITION SENSOR

IDLE AIR CONTR VALVE

STANDARD IGN

IDLE AIR CONTR VALVE

OXYGEN SENSOR

Walker Products Inc. - Sensors

OXYGEN SENSOR

FUEL INJECTOR

STANDARD IGN

FUEL INJECTOR

STD EGR MISC

STANDARD IGN

STD EGR MISC

FUEL PRESSURE SENSOR

STANDARD IGN

FUEL PRESSURE SENSOR

STD SNSR-PRESSURE

STANDARD IGN

STD SNSR-PRESSURE

S

STANDARD IGN

FUEL VAPOR LEAK DETECTION PUMP FILT

WALKER PRODUCTS 250-25171 O2 SENSOR

Walker Products Inc. - Sensors

WALKER PRODUCTS 250-25171 O2 SENSOR

STANDARD IGN exhaust

STANDARD IGN

EXHAUST GAS RECIRCULATION VALVE

OXYGEN SENSOR

Walker Products Inc. - Sensors

OXYGEN SENSOR

STANDARD IGN intake system

STANDARD IGN

INTAKE MANIFOLD ACTUATOR

S

STANDARD IGN

DIVERTER VALVE

STANDARD IGN fuel pump

STANDARD IGN

FUEL PUMP DRIVER MODULE

MASS AIR FLOW SENSOR

Walker Products Inc. - Sensors

MASS AIR FLOW SENSOR

S

STANDARD IGN

ELECTRONIC THROTTLE BODY

STANDARD IGN auto part

STANDARD IGN

MAP/BAPP SENSOR

STANDARD IGN auto part

STANDARD IGN

TURBO BYPASS VALVE

STANDARD IGN auto part

STANDARD IGN

STANDARD FUEL INJECTOR SE

S

STANDARD IGN

FUEL INJECTION THROTTLE BODY

DELPHI fuel pump

DELPHI

FUEL PUMP MODULE ASSEMBLY

DELPHI fuel pump

DELPHI

FUEL PUMP

DELPHI auto part

DELPHI

MAF SENSOR - PROBE ONLY

DELPHI fuel pump

DELPHI

FUEL PUMP MODULE ASSEM

DELPHI fuel pump

DELPHI

FUEL PUMP MODULE ASSEM

S

STANDARD IGN

INTERMOTOR FUEL VAPOR CANISTER

DELPHI auto part

DELPHI

MAF SENSOR - PROBE ONLY

DELPHI fuel pump

DELPHI

FUEL PUMP MODULE ASSEM

DELPHI fuel pump

DELPHI

FUEL PUMP MODULE ASSEM

DELPHI fuel pump

DELPHI

FUEL PUMP MODULE ASSEM

A1 REMFG INC throttle body

A1 REMFG INC

ELECTRONIC THROTTLE BODY

DELPHI fuel pump

DELPHI

FUEL PUMP MODULE ASSEM

DELPHI fuel pump

DELPHI

FUEL PUMP MODULE ASSEMBLY

CARTER auto part

CARTER

IN TANK PUMP & STRAINER

C

CARTER

FUEL PMP MODULE ASSY

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.

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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