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MK2 Ford Focus RS Performance Parts

Upgrade your MK2 Ford Focus RS with performance and replacement parts from AIRTEC Motorsport, Cobra Sport, Genuine Ford, Maxton Design, Powerflex, Scorpion, Turbosmart and Wisbech Engineering.

Browse induction kits, intercoolers, exhaust systems, oil coolers, boost pipes, fuel system upgrades, clutches, engine mounts, servicing parts and styling upgrades for the 2.5-litre turbocharged Focus RS.

Whether you are maintaining a standard car or building a tuned fast-road or track setup, our range covers proven upgrades for improving airflow, cooling, reliability, handling and power. Contact Wayside Performance if you need help choosing compatible parts or planning your build.

Shop by category: Induction Kits & Intake Upgrades | Intercoolers & Cooling | Exhaust Systems & Downpipes | Engine, Fuelling & Turbo Upgrades | Suspension & Handling | Clutch, Flywheel & Drivetrain | Servicing & Maintenance | Body Kits & Styling

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  • Focus RS MK2 LUK clutch and flywheel kit - Upgrade for MK2 MK2 Focus ST225225 - Wayside Performance LUK Focus RS MK2 clutch and flywheel kit with upgraded clutch plate and flywheel for MK2 Focus ST225 performance upgrade
    LUK

    Focus RS MK2 clutch and flywheel kit - Upgrade for MK2 Focus ST225 LUK

    From £649.00
    From £649.00
    £599.00
  • MK2 Focus RS Spark plugs - Wayside Performance
    Bosch

    MK2 Focus RS Spark plugs - Upgrade for MK2 Focus ST225 - Set of 5

    £69.99
    £69.99
  • Ford Focus ST & RS MK2 Cambelt & Waterpump kit - Genuine Ford - Wayside Performance Ford Focus ST & RS MK2 Cambelt & Waterpump kit - Genuine Ford - Wayside Performance
    Genuine Ford

    Ford Focus ST & RS MK2 Cambelt & Waterpump kit - Genuine Ford

    From £269.00
    From £269.00
  • MK2 Ford Focus bonnet catch conversion kit - Wayside Performance
    Wisbech Engineering

    MK2 Ford Focus bonnet catch conversion kit

    £129.99
    £129.99
  • Genuine Ford MK2 MK2 Focus ST225225 & RS Aux Auxiliary belts - Wayside Performance
    Genuine Ford

    Genuine Ford MK2 Focus ST225 & RS Auxiliary Belt Set

    £44.99
    £44.99
  • Bosch 550cc Injectors MK2 MK2 Focus ST225 ST225 & RS - Set of 5 - Wayside Performance
    Bosch

    Bosch 550cc Injectors MK2 Focus ST ST225 & RS - Set of 5 Multihole injectors

    £229.99
    £229.99
  • MK2 Ford Focus ST RS 2.5L Genuine Bosch Ignition Coil Coilpack - Wayside Performance MK2 Ford Focus ST RS 2.5L Genuine Bosch Ignition Coil Coilpack - Wayside Performance
    Bosch

    MK2 Ford Focus ST RS 2.5L Genuine Bosch Ignition Coil Coilpack

    From £57.99
    From £57.99
  • Airtec Motorsport Gearbox Torque Mount Upgrade for Focus Mk2 & Mk3 - Wayside Performance Airtec Motorsport Gearbox Torque Mount Upgrade for Focus Mk2 & Mk3 - Wayside Performance
    AIRTEC Motorsport

    Airtec Motorsport Gearbox Torque Mount Upgrade for Focus Mk2 & Mk3

    From £108.42
    From £108.42
  • V3 Wisbech Engineering Induction Kit Focus MK2 ST225 - Wayside Performance V3 Wisbech Engineering Induction Kit Focus MK2 ST225 - Wayside Performance
    Wisbech Engineering

    V3 Wisbech Engineering Induction Kit Focus MK2 ST225

    From £390.00
    From £390.00
    £0.00
  • AS Performance Inlet manifold for Focus Mk2 ST & RS - Wayside Performance AS Performance Inlet manifold for Focus Mk2 ST & RS - Wayside Performance
    AIRTEC Motorsport

    Airtec Inlet manifold / Plenum for Focus Mk2 ST & RS

    From £449.00
    From £449.00
  • Pro Hoses header Tank Hoses for Focus MK2 ST & RS - Wayside Performance Pro Hoses header Tank Hoses for Focus MK2 ST & RS - Wayside Performance
    AIRTEC Motorsport

    Pro Hoses header Tank Hoses for Focus MK2 ST & RS

    From £104.99
    From £104.99
  • MK2 Focus ST and RS Genuine Ford Service Kit - Wayside Performance MK2 Focus ST and RS Genuine Ford Service Kit - Wayside Performance
    Genuine Ford

    MK2 Focus ST and RS Genuine Ford Service Kit

    From £149.99
    From £149.99
  • Ford Focus RS MK2 Rear Brake Splash Shield backing plates - Wayside Performance
    Genuine Ford

    Ford Focus RS MK2 Rear Brake Splash Shield backing plates

    £74.99
    £74.99
  • Airtec Motorsport Replacement Air Filter – Large Group a Cotton Filter - Wayside Performance Airtec Motorsport Replacement Air Filter – Large Group a Cotton Filter - Wayside Performance
    AIRTEC Motorsport

    Airtec Motorsport Replacement Air Filter – Large Group a Cotton Filter

    £54.99
    £54.99
  • Turbosmart Uprated Recirculating Valve TS-0203-1261 - Wayside Performance
    Turbosmart

    Turbosmart Uprated Recirculating Valve TS-0203-1261

    £149.94
    £149.94
  • AIRTEC MOTORSPORT FOCUS MK2 TWO-PIECE ECU HOLDER - Wayside Performance AIRTEC MOTORSPORT FOCUS MK2 TWO-PIECE ECU HOLDER - Wayside Performance
    AIRTEC Motorsport

    AIRTEC MOTORSPORT FOCUS MK2 TWO-PIECE ECU HOLDER

    £119.99
    £119.99
  • Hardrace uprated left hand gearbox engine mount for MK2 Focus ST and RS - Wayside Performance Hardrace uprated left hand gearbox engine mount for MK2 Focus ST and RS - Wayside Performance
    Hardrace

    Hardrace uprated left hand gearbox engine mount for MK2 Focus ST and RS

    £149.00
    £149.00
  • Airtec Motorsport 2.5-inch Big Boost Pipe Kit – Hotside Only - Wayside Performance Airtec Motorsport 2.5-inch Big Boost Pipe Kit – Hotside Only - Wayside Performance
    AIRTEC Motorsport

    Airtec Motorsport 2.5-inch Big Boost Pipe Kit – Hotside Only

    £281.36
    £281.36
  • Airtec Motorsport Two-piece Breather System for Focus Mk2 St & Rs - Wayside Performance Airtec Motorsport Two-piece Breather System for Focus Mk2 St & Rs - Wayside Performance
    AIRTEC Motorsport

    Airtec Motorsport Two-piece Breather System for Focus Mk2 St & Rs

    From £601.70
    From £601.70
  • Pro Hoses Replacement Hoses for Focus Rs Mk2 and St225 (Stage 3) Intercooler - Wayside Performance Pro Hoses Replacement Hoses for Focus Rs Mk2 and St225 (Stage 3) Intercooler - Wayside Performance
    AIRTEC Motorsport

    Pro Hoses Replacement Hoses for Focus Rs Mk2 and St225 (Stage 3) Intercooler

    From £155.00
    From £155.00
    £231.47
  • Genuine Ford Focus ST ST225 & MK2 Focus RS Cambelt Timing belt tensioner kit - Wayside Performance Genuine Ford Focus ST ST225 & MK2 Focus RS Cambelt Timing belt tensioner kit - Wayside Performance
    Genuine Ford

    Genuine Ford Focus ST ST225 & MK2 Focus RS Cambelt Timing belt tensioner kit

    £199.99
    £199.99
  • Genuine Ford Focus MK2 ST ST225 Driveshaft - Wayside Performance Genuine Ford Focus MK2 ST ST225 Driveshaft - Wayside Performance
    Genuine Ford

    Genuine Ford Focus MK2 RS Driveshaft

    £799.00
    £799.00
  • Airtec Motorsport Lightweight Aluminium Header Tank for Focus Mk2 St/rs - Wayside Performance Airtec Motorsport Lightweight Aluminium Header Tank for Focus Mk2 St/rs - Wayside Performance
    AIRTEC Motorsport

    Airtec Motorsport Lightweight Aluminium Header Tank for Focus Mk2 St/rs

    From £241.16
    From £241.16
  • Airtec Motorsport Complete Oil Breather Kit for Focus Mk2 St & Rs - Wayside Performance Airtec Motorsport Complete Oil Breather Kit for Focus Mk2 St & Rs - Wayside Performance
    AIRTEC Motorsport

    Airtec Motorsport Complete Oil Breather Kit for Focus Mk2 St & Rs

    £502.55
    £502.55

Shop MK2 Focus RS Parts by Category

Looking for a specific upgrade? Browse our MK2 Ford Focus RS performance parts by category below.

Induction Kits & Intake Upgrades
Air filters, induction kits, intake pipework and inlet upgrades. Intercoolers & Cooling Upgrades
Intercoolers, boost pipes, radiators, oil coolers and cooling parts. Exhaust Systems & Downpipes
Cat-backs, turbo-back systems, downpipes, sports cats and de-cats. Engine, Fuelling & Turbo Upgrades
Injectors, fuel pumps, manifolds, turbo hardware and engine upgrades. Suspension & Handling
Lowering springs, coilovers, bushes, mounts and chassis upgrades. Clutch, Flywheel & Drivetrain
Clutches, flywheels, slave cylinders, driveshafts and drivetrain parts. Servicing & Maintenance
Service kits, plugs, cambelts, water pumps and replacement parts. Body Kits & Styling
Front splitters, side skirts, rear splitters and spoiler extensions.