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:engines and components Parts
699 parts available
Shop aftermarket parts for the Ford Focus. Verified fitment, free shipping, 30-day returns.
ARP
ARP Ford Ecoboost 2.3L CA625+ 12pt Head Stud Kit

Mahle
Piston Kit
Mahle
Piston Kit

Mahle
Piston

Mahle
Piston
Mahle
Piston Kit

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

Melling
Timing Kit

Melling
Timing Kit

Melling
Timing Kit
Mahle
Piston

Fel-Pro
Fel-Pro Ford Focus 35661 Engine Water Pump Gasket

Fel-Pro
Fel-Pro Ford Focus VS 50581 R Engine Valve Cover Gasket Set
Fel-Pro
Fel-Pro Ford Contour HS 9005 PT PermaTorque Engine Cylinder Head Gasket Set

Melling
Timing Kit

Melling
Timing Kit

Fel-Pro
Fel-Pro Ford Ranger 35404 Multi-Purpose O-Ring
Fel-Pro
Fel-Pro Ford Escape HS 26592 PT PermaTorque Engine Cylinder Head Gasket Set

Melling
Oil Pump

Melling
Oil Pump

Mahle
Piston Set

Mahle
Piston Set

Mahle
Piston Kit

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

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

Melling
Oil Pump

Melling
Timing Kit

Melling
Timing Kit

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

Melling
Timing Kit

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

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

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

Melling
Timing Kit

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

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

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

Supertech
Supertech Toyota Supra 2JZ-GE/2JZ-GTE Conical Single Valve Spring Kit
Supertech
Supertech Ford Ecoboost Conical Valve Spring Kit (Use w/OEM Retainer & Seat)
Supertech
Supertech Ford Ecoboost 2.3L Conical Spring - Set of 16

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

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

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

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

Wiseco
Wiseco Ford Duratec 2.0L 16V Turbo 9.0:1 85.50mm
Gates
Gates 00-04 Ford Focus 4-Cyl. 2.0L Timing Belt Component Kit

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

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

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

Melling
Oil Pump Honda 2.0L DOHC K20C2 16-20
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
Supertech Ford Duratec 2.0L/2.3L 88.5mm +0.5cc Dome 12.5:1/11.2:1 CR Piston - Single (Excl Rings)
Supertech
Supertech Ford Duratec 2.0L/2.3L 88.5mm 1.122in CH -7cc 9.8:1/11:1 CR Piston - Single (Excl Rings)
Supertech
Supertech Ford/Volvo 5Cyl B5254T 32x5.96x 104.3mm Black Nitrided Intake Valve - Set of 10
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