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 ignitions and electrical Parts

362 parts available

Shop aftermarket parts for the Ford Focus. Verified fitment, free shipping, 30-day returns.

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E

Edge Autosport

CHEVY/GMC 07.5-10 6.6L STAGE 2 PERF

A

A1 REMFG INC

FORD ENG CONTROL COMP

A

A1 REMFG INC

COMPUTER 60.00 EM

A

A1 REMFG INC

FORD ENG CONTROL COMP

A

A1 REMFG INC

FORD ENG CONTROL COMP

T

TYC

0507 FD FOCUS 2.0L 2.3L L4 AT (6S) ALT

E

Edge Autosport

WELD PLATE U/L FLAT CENTE

E

Edge Autosport

STAGE 2 KITS

E

Edge Autosport

STAGE 1 KITS

Edge Autosport auto part

Edge Autosport

STAGE 2 KITS

E

Edge Autosport

COP CAP, HOLLEY EFI DIST

T

TYC

STARTER MOTOR FORD FOCUS 2.0L L4 1318

TYC auto part

TYC

0004 FD FOCUS 2.0L L4 (Excl. ZETEC Models)(6S)ALT

CP-E (Custom Performance Engineering) auto part

CP-E (Custom Performance Engineering)

CP-E BMW 3.0 N54 Twin-Turbo 07- Cobb Tuning AccessPORT

A

A1 REMFG INC

FORD ENG CONTROL COMP

A

A1 REMFG INC

FORD ENG CONTROL COMP

T

TYC

1318 FD FOCUS 2.0L L4 (4SC) ALT

0004 FD FOCUS/9500 CNTUR 2.0L L4 MT STR

TYC

0004 FD FOCUS/9500 CNTUR 2.0L L4 MT STR

T

TYC

0304 FD FOCUS 2.3L L4 AT (6S) ALT

J

Jet Performance Products

CONTROL MODULE FORD

P

Powermaster

Alt Natural Ford 150 Amp

Powermaster auto part

Powermaster

Alternator Ford 100A Upgrade w/1V Pulley Chrm

FORD (NON AND AMPLIFIED) DATA INTERFACE W/SWC 2011-UP

Metra Electronics

FORD (NON AND AMPLIFIED) DATA INTERFACE W/SWC 2011-UP

FORD SWC (STEERING WHEEL CONTROL) AND DATA INTERFACE 201420

Metra Electronics

FORD SWC (STEERING WHEEL CONTROL) AND DATA INTERFACE 201420

Metra Electronics auto part

Metra Electronics

DSP PACKAGE WITH AXDSP-X, T-HARNESS

J

Jet Performance Products

JET Ford Module

FORD CAN DATA INTERFACE 2007-UP

Metra Electronics

FORD CAN DATA INTERFACE 2007-UP

J

Jet Performance Products

~(1.6 lbs. 7X7X2)~ V-Force Plus

Pertronix auto part

Pertronix

COIL FLAMETHROWER FORD 2.02.3L ECOBOOST SET OF 4 201220

FORD RADIO REPLACEMENT INTERFACE

Metra Electronics

FORD RADIO REPLACEMENT INTERFACE

M

Metra Electronics

DSP PACKAGE WITH AXDSP-X, T-HARNESS

M

Metra Electronics

FORD RADIO REPLACEMENT INTERFACE

Hypertech auto part

Hypertech

~(1 lbs. 8X5X2)~ 2011 Ford Mustang GT 5.0 V8 AND 3.7 V6Power Programmer

IGN LOCK HOUSING

Dorman

IGN LOCK HOUSING

D

Dorman

IGNITION LOCK CYLINDER KIT WITH PRO

IGNITION LOCK CYLINDER KIT WITH PRO

Dorman

IGNITION LOCK CYLINDER KIT WITH PRO

Dorman auto part

Dorman

LANE DEPARTURE CAM

D

Dorman

KEYLESS ENTRY REMOTE

D

Dorman

BLIND SPOT MOD

BATT CURRENT SENSOR

Dorman

BATT CURRENT SENSOR

D

Dorman

INSTRUMENT CLUSTER

CLOCK SPRING

Dorman

CLOCK SPRING

NGK auto part

NGK

ACCELERATOR PEDAL SENSOR

NTK ID0135 IGNITION KNOCK SENSOR

NGK

NTK ID0135 IGNITION KNOCK SENSOR

R

RaceChip

PERFORMANCE TUNING CHIP - RS

R

RaceChip

PERFORMANCE TUNING CHIP - S

REMAN ALTERNATOR

Bosch

REMAN ALTERNATOR

Denso red auto part

Denso

REMANUFACTURED DENSO FIRST TIME FIT

B

Bosch

SPARK PLUG

Bully Dog auto part

Bully Dog

FORD CARS & TRUCKS - GAS & DIESEL E

NGK auto part

NGK

NGK 6510 Iridium IX Spark Plugs Mustang GT 5.0L V8 2011-2017 / Focus ST/RS 2013-2017 / Ford F150 Eco

N

NGK

FUEL LEVEL SENSOR

Denso auto part

Denso

SPARK PLUG

DENSO FIRST TIME FIT STARTER MOTOR

Denso

DENSO FIRST TIME FIT STARTER MOTOR

RAIN SENSOR

NGK

RAIN SENSOR

RaceChip auto part

RaceChip

PERFORMANCE TUNING CHIP - RS

G

Gates

Gates Steel V-Ribbed 4 Grooved (52 mm x 16 mm x 40 mm) - Flanged w/ Dust Cap

S

SCT Performance

~(1.2 lbs. 7X6X4)~ LIVEWIRE TS 1996 - 2015 Ford Gas or Diesel vehicle -POWERSTROKES-

PERFORMANCE TUNING CHIP - S

RaceChip

PERFORMANCE TUNING CHIP - S

B

Bosch

REMAN ALTERNATOR

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