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MK4 Ford Focus ST Performance & Styling Parts

MK4 Ford Focus ST Performance & Styling Parts

Upgrade your MK4 Ford Focus ST with performance, servicing and styling parts from AIRTEC Motorsport, Cobra Sport, Forge Motorsport, Genuine Ford, Maxton Design, NGK and Scorpion.

Browse exhaust systems, induction kits, intercoolers, oil coolers, brake components, spark plugs, servicing parts, front splitters, rear diffusers, spoilers and side skirts for the 2.3-litre EcoBoost Focus ST.

Compatibility can vary between pre-facelift and facelift models, as well as different body styles and bumper designs. Please check the individual product description carefully or contact Wayside Performance if you need help confirming fitment.

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Induction & Cooling | Exhaust Systems & Downpipes | Clutch & Flywheel | Brake Parts | Body Kits & Styling | MK4 Focus ST Tuning Guide

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Showing 92 of 92 products
  • Street PRO Rear Side Splitters (+flaps) Ford Focus ST Mk4 - Wayside Performance Street PRO Rear Side Splitters (+flaps) Ford Focus ST Mk4 - Wayside Performance
    MAXTON® DESIGN

    Street PRO Rear Side Splitters (+flaps) Ford Focus ST Mk4

    £119.00
    £119.00
  • Street PRO Front Splitter Ford Focus ST / ST-Line Mk4 - Wayside Performance Street PRO Front Splitter Ford Focus ST / ST-Line Mk4 - Wayside Performance
    MAXTON® DESIGN

    Street PRO Front Splitter Ford Focus ST / ST-Line Mk4

    £159.00
    £159.00
  • Street PRO Front Splitter + Flaps Ford Focus ST / ST-Line Mk4 - Wayside Performance Street PRO Front Splitter + Flaps Ford Focus ST / ST-Line Mk4 - Wayside Performance
    MAXTON® DESIGN

    Street PRO Front Splitter + Flaps Ford Focus ST / ST-Line Mk4

    £219.00
    £219.00
  • Flaps Ford Focus ST / ST-Line Mk4 - Wayside Performance Flaps Ford Focus ST / ST-Line Mk4 - Wayside Performance
    MAXTON® DESIGN

    Flaps Ford Focus ST / ST-Line Mk4

    £59.00
    £59.00
  • Side Flaps Ford Focus ST / ST-Line Mk4 - Wayside Performance Side Flaps Ford Focus ST / ST-Line Mk4 - Wayside Performance
    MAXTON® DESIGN

    Side Flaps Ford Focus ST / ST-Line Mk4

    £59.00
    £59.00
  • Rear Side Flaps Ford Focus ST MK4 (2019-) - Wayside Performance Rear Side Flaps Ford Focus ST MK4 (2019-) - Wayside Performance
    MAXTON® DESIGN

    Rear Side Flaps Ford Focus ST MK4 (2019-)

    £59.00
    £59.00
  • Racing Front Splitter Ford Focus ST / ST-Line Mk4 - Wayside Performance Racing Front Splitter Ford Focus ST / ST-Line Mk4 - Wayside Performance
    MAXTON® DESIGN

    Racing Front Splitter Ford Focus ST / ST-Line Mk4

    £149.00
    £149.00
  • Genuine Ford MK4 Focus ST Flywheel Bolts 2.3 Ecoboost Genuine Ford MK4 Focus ST Flywheel Bolts 2.3 Ecoboost
    Genuine Ford

    Genuine Ford MK4 Focus ST Flywheel Bolts 2.3 Ecoboost

    £24.99
    £24.99
  • Genuine Ford MK4 Focus ST Dual Mass Flywheel 2.3 Ecoboost
    Genuine Ford

    Genuine Ford MK4 Focus ST Dual Mass Flywheel 2.3 Ecoboost

    From £649.00
    From £649.00
  • MK4 Focus ST BC Racing Coilovers - BR Series
    BC Racing

    MK4 Focus ST BC Racing Coilovers - BR Series

    £999.00
    £999.00
    £1,049.00
  • MK4 Focus ST Stage 2 Remap — 370–385bhp (2.3 EcoBoost) MK4 Focus ST Stage 2 Remap — 370–385bhp (2.3 EcoBoost)
    Wayside Performance

    MK4 Focus ST Stage 2 Remap — 370–385bhp (2.3 EcoBoost)

    From £499.00
    From £499.00
    £599.00
  • BMW 420d F32/F33/F36 Stage 1 remap tuning MK4 Focus ST Stage 1+ Remap — 360–370bhp (2.3 EcoBoost)
    Wayside Performance

    MK4 Focus ST Stage 1+ Remap — 360–370bhp (2.3 EcoBoost)

    From £499.00
    From £499.00
    £599.00
  • BMW 420d F32/F33/F36 Stage 1 remap tuning MK4 Focus ST Stage 1 Remap — 335–345bhp (2.3 EcoBoost)
    Wayside Performance

    MK4 Focus ST Stage 1 Remap — 335–345bhp (2.3 EcoBoost)

    From £499.00
    From £499.00
    £599.00
  • MK3 Focus RS Genuine Ford 2pc Clutch -- Upgrade for MK3 Focus ST250 - Wayside Performance MK3 Focus RS Genuine Ford 2pc Clutch -- Upgrade for MK3 Focus ST250 - Wayside Performance
    Genuine Ford

    MK3 Focus RS Genuine Ford 2pc Clutch -- Upgrade for MK3 Focus ST250 & MK4 Focus ST

    £299.99
    £299.99
    £399.99
  • Rear Valance V.2 Ford Focus Estate ST Mk4 - Wayside Performance Rear Valance V.2 Ford Focus Estate ST Mk4 - Wayside Performance
    MAXTON® DESIGN

    Maxton Design Rear Valance V.2 Ford Focus Estate ST Mk4

    £174.00
    £174.00
  • Rear Side Splitters V.8 Ford Focus Estate ST Mk4 - Wayside Performance Rear Side Splitters V.8 Ford Focus Estate ST Mk4 - Wayside Performance
    MAXTON® DESIGN

    Maxton Design Rear Side Splitters V.8 Ford Focus Estate ST Mk4

    £79.00
    £79.00
  • Rear Side Splitters V.7 Ford Focus Estate ST Mk4 - Wayside Performance Rear Side Splitters V.7 Ford Focus Estate ST Mk4 - Wayside Performance
    MAXTON® DESIGN

    Maxton Design Rear Side Splitters V.7 Ford Focus Estate ST Mk4

    £79.00
    £79.00
  • Cobra Sport Ford Focus ST Estate (Mk4) Venom Box Delete Race Cat Back Performance Exhaust - Wayside Performance Cobra Sport Ford Focus ST Estate (Mk4) Venom Box Delete Race Cat Back Performance Exhaust - Wayside Performance
    Cobra Sport

    Cobra Sport Ford Focus ST Estate (Mk4) Venom Box Delete Race Cat Back Performance Exhaust

    From £1,091.40
    From £1,091.40
  • Ford Focus ST Estate (Mk4) GPF / PPF Delete Performance Exhaust - Wayside Performance Ford Focus ST Estate (Mk4) GPF / PPF Delete Performance Exhaust - Wayside Performance
    Cobra Sport

    Cobra Ford Focus ST Estate (Mk4) GPF / PPF Delete Performance Exhaust

    From £180.00
    From £180.00
  • Ford Focus ST Estate (Mk4) Turbo Back Performance Exhaust - Wayside Performance Ford Focus ST Estate (Mk4) Turbo Back Performance Exhaust - Wayside Performance
    Cobra Sport

    Cobra Ford Focus ST Estate (Mk4) Turbo Back Performance Exhaust

    From £1,683.65
    From £1,683.65
  • Ford Focus ST Estate (Mk4) GPF-Back Performance Exhaust - Wayside Performance Ford Focus ST Estate (Mk4) GPF-Back Performance Exhaust - Wayside Performance
    Cobra Sport

    Cobra Ford Focus ST Estate (Mk4) GPF-Back Performance Exhaust

    From £970.75
    From £970.75
  • Ford Focus ST Estate (Mk4) Front Downpipe Sports Cat / De-Cat Performance Exhaust - Wayside Performance Ford Focus ST Estate (Mk4) Front Downpipe Sports Cat / De-Cat Performance Exhaust - Wayside Performance
    Cobra Sport

    Cobra Ford Focus ST Estate (Mk4) Front Downpipe Sports Cat / De-Cat Performance Exhaust

    From £422.22
    From £422.22
  • Ford Focus ST Estate (Mk4) Cat Back Performance Exhaust - Wayside Performance Ford Focus ST Estate (Mk4) Cat Back Performance Exhaust - Wayside Performance
    Cobra Sport

    Cobra Ford Focus ST Estate (Mk4) Cat Back Performance Exhaust

    From £1,091.40
    From £1,091.40
  • Ford Focus ST Estate (Mk4) Box Delete Race GPF-Back Performance Exhaust - Wayside Performance Ford Focus ST Estate (Mk4) Box Delete Race GPF-Back Performance Exhaust - Wayside Performance
    Cobra Sport

    Cobra Ford Focus ST Estate (Mk4) Box Delete Race GPF-Back Performance Exhaust

    From £861.08
    From £861.08