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?

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Ford Focus Category:engines and components Parts

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

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ARP

ARP Ford Ecoboost 2.3L CA625+ 12pt Head Stud Kit

Mahle auto part

Mahle

Piston Kit

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Mahle

Piston Kit

Piston

Mahle

Piston

Piston

Mahle

Piston

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Mahle

Piston Kit

Piston

Mahle

Piston

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Mahle

Piston Kit

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Mahle

Piston

M

Mahle

Piston Kit

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Eagle

Eagle Chevy 350 1Pc 3.480in Crank 5.700in H-Beam -3.7cc Flat Top 4.030in Pistons Balanced Assembly

Melling auto part

Melling

Timing Kit

Melling auto part

Melling

Timing Kit

Melling auto part

Melling

Timing Kit

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Mahle

Piston

Fel-Pro auto part

Fel-Pro

Fel-Pro Ford Focus 35661 Engine Water Pump Gasket

Fel-Pro auto part

Fel-Pro

Fel-Pro Ford Focus VS 50581 R Engine Valve Cover Gasket Set

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Fel-Pro

Fel-Pro Ford Contour HS 9005 PT PermaTorque Engine Cylinder Head Gasket Set

Melling auto part

Melling

Timing Kit

Melling auto part

Melling

Timing Kit

Fel-Pro auto part

Fel-Pro

Fel-Pro Ford Ranger 35404 Multi-Purpose O-Ring

F

Fel-Pro

Fel-Pro Ford Escape HS 26592 PT PermaTorque Engine Cylinder Head Gasket Set

Melling auto part

Melling

Oil Pump

Melling auto part

Melling

Oil Pump

Mahle auto part

Mahle

Piston Set

Mahle auto part

Mahle

Piston Set

Mahle auto part

Mahle

Piston Kit

Fel-Pro oil filter

Fel-Pro

Fel-Pro 06-15 Mazda MX-5 Miata//04-13 3/2021 Ford Bronco Sport Engine Oil Filter Adapter Gasket

Fel-Pro auto part

Fel-Pro

Fel-Pro 06-15 Mazda MX-5 Miata/15-21 Ford Mustang Engine Oil Pump Seal

Melling auto part

Melling

Oil Pump

Melling auto part

Melling

Timing Kit

Melling auto part

Melling

Timing Kit

Gates auto part

Gates

Gates 00-04 Ford Focus 4-Cyl. 2.0L Tensioner Assy. Belt Drive Tensioner

Melling auto part

Melling

Timing Kit

Melling auto part

Melling

Timing Kit

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Wiseco

Wiseco Ford 2.0L 16V Ecoboost 1.289in x 3.445in -7.4cc Dish 9.3:1 CR Custom Pistons - Set of 4

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Gates

Gates 00-04 Ford Focus 4-Cyl. 2.0L Cam. Belt Automotive Timing Belt

Gates auto part

Gates

Gates 18-21 Ford EcoSport 3-Cyl. 1.0L Tensioner Assy. Belt Drive Tensioner

Melling auto part

Melling

Timing Kit

Gates auto part

Gates

Gates 00-04 Ford Focus 4-Cyl. 2.0L Tensioner Assy. Belt Drive Tensioner

Gates auto part

Gates

Gates 07-13 Nissan Altima 4-Cyl. 2.5L Serpentine Standard V-Ribbed Belt

Gates auto part

Gates

Gates 00-04 Ford Focus 4-Cyl. 2.0L Timing Belt Component Kit w/Water Pump

Supertech springs

Supertech

Supertech Toyota Supra 2JZ-GE/2JZ-GTE Conical Single Valve Spring Kit

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Supertech

Supertech Ford Ecoboost Conical Valve Spring Kit (Use w/OEM Retainer & Seat)

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Supertech

Supertech Ford Ecoboost 2.3L Conical Spring - Set of 16

Gates auto part

Gates

Gates 00-04 Ford Focus 4-Cyl. 2.0L Serpentine Standard V-Ribbed Belt

Gates auto part

Gates

Gates 08-11 Ford Focus 4-Cyl. 2.0L Serpentine Standard V-Ribbed Belt

Gates auto part

Gates

Gates 05-11 Ford Focus 4-Cyl. 2.0L Grooved Belt Drive Pulley

Gates auto part

Gates

Gates 13-18 Toyota RAV4 4-Cyl. 2.5L Pipe-1 To Eng. Molded Heater Hose

Wiseco auto part

Wiseco

Wiseco Ford Duratec 2.0L 16V Turbo 9.0:1 85.50mm

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Gates

Gates 00-04 Ford Focus 4-Cyl. 2.0L Timing Belt Component Kit

Gates auto part

Gates

Gates 00-04 Ford Focus 4-Cyl. 2.0L Idler Belt Drive Pulley

Gates auto part

Gates

Gates 10-15 Chevrolet Camaro V-6 3.6L Serpentine Standard V-Ribbed Belt

Gates auto part

Gates

Gates 12-14 Ford Focus 4-Cyl. 2.0L A.C. Stretch Fit V-Ribbed Belt

Melling auto part

Melling

Oil Pump Honda 2.0L DOHC K20C2 16-20

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Supertech

Supertech Ford Duratec 2.0L/2.3L 88.5mm +6.1cc Dome 12.6:1/14.1:1 CR Piston - Single (Excl Rings)

Supertech auto part

Supertech

Supertech Ford Duratec 2.0L/2.3L 88.5mm +0.5cc Dome 12.5:1/11.2:1 CR Piston - Single (Excl Rings)

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Supertech

Supertech Ford Duratec 2.0L/2.3L 88.5mm 1.122in CH -7cc 9.8:1/11:1 CR Piston - Single (Excl Rings)

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Supertech

Supertech Ford/Volvo 5Cyl B5254T 32x5.96x 104.3mm Black Nitrided Intake Valve - Set of 10

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Supertech

Supertech Ford/Volvo 5Cyl B5254T 31x5.96x104.3mm Black Nitrided Intake Valve - Set of 10

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