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.

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.

Free Shipping
30-Day Returns
RaceChip auto part

RaceChip

PERFORMANCE TUNING CHIP - RS + APP

DENSO FIRST TIME FIT STARTER MOTOR

Denso

DENSO FIRST TIME FIT STARTER MOTOR

Denso auto part

Denso

DIRECT IGNITION COIL OE QUALITY

IGNITION KNOCK (DETONATION) SENSOR

NGK

IGNITION KNOCK (DETONATION) SENSOR

B

Bosch

CRANKSHAFT REAR SEAL REMOVER

9613 FORD CARS & TRUCKSGAS & DIESEL ITSX/TSX PROGRAMMER FOR IPHONE & ANDROID EO PROGRAMMER

SCT Performance

9613 FORD CARS & TRUCKSGAS & DIESEL ITSX/TSX PROGRAMMER FOR IPHONE & ANDROID EO PROGRAMMER

D

Denso

SPARK PLUG

Ford Racing intercooler

Ford Racing

MOUNTUNE INTERCOOLER BLK - FOCUS ST

N

NGK

MANIFOLD ABSOLUTE PRESSURE SENSOR

Bosch auto part

Bosch

RE ALTERNATOR

D

Denso

REMANUFACTURED DENSO FIRST TIME FIT

B

Bosch

RE ALTERNATOR

ALTERNATOR PULLEY

Dorman

ALTERNATOR PULLEY

Denso red auto part

Denso

REMANUFACTURED DENSO FIRST TIME FIT

CLOCK SPRING

Dorman

CLOCK SPRING

NGK auto part

NGK

SUSPENSION RIDE HEIGHT SENSOR

NGK auto part

NGK

NGK Spark Plug Stock # 95605

Bosch auto part

Bosch

REMAN ALTERNATOR

DENSO FIRST TIME FIT STARTER MOTOR

Denso

DENSO FIRST TIME FIT STARTER MOTOR

D

Dorman

REMAN PCM

R

RaceChip

PERFORMANCE TUNING CHIP - RS + APP

H

HP Tuners

HPT MPVI4 w/Pro Feature Set + 8 Universal Credits (*Pro Link+ Cable Sold Separately*)

Odyssey auto part

Odyssey

Odyssey Battery Auto/Truck/Heavy Duty & Commercial Performance AGM Battery (48-720)

Odyssey auto part

Odyssey

Odyssey Battery Auto/Truck Performance AGM Battery (96R-600)

MSD auto part

MSD

Super Conductor Spark Plug Wire Set 98-01 Ford Zx-2, 2.0L, 4 Cyl The MSD 8.5Mm Super Conductor Wire Is The Performance Wire MSD Ignition

MSD blue auto part

MSD

MSD Ignition Coil Ford Ecoboost 2.0L/2.3L L4 Blue 4-Pack 2012-2019 Ford Ecoboost 2.0L/2.3L MSD Ignition

MSD black auto part

MSD

MSD Ignition Coil Ford Ecoboost 2.0L/2.3L L4 Black 4-Pack 2012-2019 Ford Ecoboost 2.0L/2.3L MSD Ignition

MSD red auto part

MSD

MSD Ignition Coil Ford Ecoboost 2.0L/2.3L L4 Red 4-Pack 2012-2019 Ford Ecoboost 2.0L/2.3L MSD Ignition

C

COBB

Cobb 16-18 Ford Focus RS Stage 1 Power Package

C

COBB

Cobb 16-18 Ford Focus RS Stage 2 Power Package - Silver

Placeholder image

Pedal Commander

Pedal Commander Ford Fiesta/Land Rover Freelander/Mazda 2 Throttle Controller

Pedal Commander auto part

Pedal Commander

Pedal Commander Hyundai/Kia Throttle Controller

Diode Dynamics red auto part

Diode Dynamics

Diode Dynamics 28mm SMF2 LED Bulb - Red (Pair)

Diode Dynamics auto part

Diode Dynamics

Diode Dynamics 194 LED Bulb SMD2 LED - Green (Pair)

Putco auto part

Putco

Putco Plug and Play Load Resistor System - Fits 194/921

Putco auto part

Putco

Putco Pro-Lux Zero Space LED Kit H10 (Pair)

Putco auto part

Putco

Putco Plug and Play Load Resistor System - Fits 7440

GrimmSpeed auto part

GrimmSpeed

GrimmSpeed 16+ Ford Focus RS Lightweight Battery Mount

Torque Solution auto part

Torque Solution

Torque Solution Stubby Billet Antenna: Ford Focus 2008-2011

Hella auto part

Hella

Hella Bulb 9007 12V 65/55W Px29T T4625 +50(2)

Ford Racing auto part

Ford Racing

Ford Racing 2013-2014 Focus ST Calibration with Spark Plugs

JBA Performance Exhaust blue auto part

JBA Performance Exhaust

JBA 00-03 Ford Focus 2.0L Zetec Ignition Wires - Blue

Ford Racing auto part

Ford Racing

Ford Racing Service Part Replacement Dongle For Procal3

Hella auto part

Hella

Hella Bulb H13 12V 60/55W P264T T4 +50

COBB auto part

COBB

Cobb Ford Focus RS AccessPORT V3

Hella auto part

Hella

Hella Twin Trumpet Horn Kit 12V - Ford

Hella Bulb 3156 12V 27W W2.5x16d S8

Hella

Hella Bulb 3156 12V 27W W2.5x16d S8

Ford Racing auto part

Ford Racing

Ford Racing FRPP Cold Spark Plug Set 2.0L Ecoboost

Hella auto part

Hella

Hella Xen Ballast Unit Gen 3 12V 90 Deg

Hella auto part

Hella

Hella Plug Bulb H4 W/ Snap Lock 10/Box (Min Order Qty 10)

Mishimoto auto part

Mishimoto

Mishimoto 15+ Ford Mustang EcoBoost 2.3L / 12-18 Ford Focus ST Ignition Coil Set of 4

Hella auto part

Hella

Hella Bulb H1 12V 55W P145S T25 (2)

Oracle Lighting auto part

Oracle Lighting

Oracle 15-17 Ford Focus RS/ST DRL Upgrade w/ Halo Kit - ColorSHIFT w/ BC1 Controller

COBB auto part

COBB

Cobb Ford 13-14 Focus ST / 14-15 Fiesta ST AccessPORT V3

S

SCT Performance

SCT Ford Cars & Trucks (Gas & Diesel) X4 Power Flash Programmer EO Certified

Banks Power auto part

Banks Power

PedalMonster, Throttle Sensitivity Booster, Standalone for many Cadillac, Chevy/GMC, Chrysler, Dodge/Ram, Ford, Jeep, Lincoln, Mazda

NGK auto part

NGK

NGK Iridium Long Life Spark Plug Box of 4 (IR6F-13)

NGK wideband gauge

NGK

NGK Mercedes-Benz CLS63 AMG 2013-2012 Direct Fit 5-Wire Wideband A/F Sensor

NGK auto part

NGK

NGK Single Iridium Spark Plug Box of 4 (LTR5IX-11)

NGK auto part

NGK

NGK G-Power Spark Plug Box of 4 (TR55-1GP)

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