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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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  • Maxton Design Street Pro Rear Side Splitters (+flaps) Ford Focus St Mk4 - Wayside Performance Maxton Design Street Pro Rear Side Splitters (+flaps) Ford Focus St Mk4 - Wayside Performance
    MAXTON® DESIGN

    Maxton Design Street Pro Rear Side Splitters (+flaps) Ford Focus St Mk4

    From £119.00
    From £119.00
  • Maxton Design Front Splitter V.1 Ford Focus St / St-line Mk4 - Wayside Performance Maxton Design Front Splitter V.1 Ford Focus St / St-line Mk4 - Wayside Performance
    MAXTON® DESIGN

    Maxton Design Front Splitter V.1 Ford Focus St / St-line Mk4

    £174.00
    £174.00
  • Rear Side Splitters V.2 Ford Focus Mk4 St (2019-) - Wayside Performance Rear Side Splitters V.2 Ford Focus Mk4 St (2019-) - Wayside Performance
    MAXTON® DESIGN

    Maxton Design Rear Side Splitters V.2 Ford Focus Mk4 St (2019-)

    £79.00
    £79.00
  • Maxton Design Front Splitter V.6 Ford Focus Mk4 St / St-line - Wayside Performance Maxton Design Front Splitter V.6 Ford Focus Mk4 St / St-line - Wayside Performance
    MAXTON® DESIGN

    Maxton Design Front Splitter V.6 Ford Focus ST / ST-Line Mk4

    £174.00
    £174.00
  • Maxton Design Front Splitter Ford Focus Mk4 St / St-line - Wayside Performance Maxton Design Front Splitter Ford Focus Mk4 St / St-line - Wayside Performance
    MAXTON® DESIGN

    Maxton Design Front Splitter Ford Focus Mk4 St / St-line

    £199.00
    £199.00
  • Maxton Design Side Flaps Ford Focus St / St-line Mk4 - Wayside Performance Maxton Design Side Flaps Ford Focus St / St-line Mk4 - Wayside Performance
    MAXTON® DESIGN

    Maxton Design Side Flaps Ford Focus St / St-line Mk4

    £59.00
    £59.00
  • Bonnet Vents (Bigger Ones) Ford Focus Mk4 St/ St-line - Wayside Performance Bonnet Vents (Bigger Ones) Ford Focus Mk4 St/ St-line - Wayside Performance
    MAXTON® DESIGN

    Maxton Design Bonnet Vents (Bigger Ones) Ford Focus Mk4 ST/ ST-Line

    £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

    Maxton Design Rear Side Flaps Ford Focus St Mk4 (2019-)

    £59.00
    £59.00
  • Maxton Design Front Splitter V.5 Ford Focus Mk4 St / St-line - Wayside Performance Maxton Design Front Splitter V.5 Ford Focus Mk4 St / St-line - Wayside Performance
    MAXTON® DESIGN

    Maxton Design Front Splitter V.5 Ford Focus Mk4 St / St-line

    £174.00
    £174.00
  • Maxton Design Side Skirt Diffusers Ford Focus Mk4 St / St-line - Wayside Performance Maxton Design Side Skirt Diffusers Ford Focus Mk4 St / St-line - Wayside Performance
    MAXTON® DESIGN

    Maxton Design Side Skirt Diffusers Ford Focus Mk4 St / St-line

    £329.00
    £329.00
  • Maxton Design Bonnet Vents (Smaller Ones) Ford Focus Mk4 St-line (2018-up) - Wayside Performance Maxton Design Bonnet Vents (Smaller Ones) Ford Focus Mk4 St-line (2018-up) - Wayside Performance
    MAXTON® DESIGN

    Maxton Design Bonnet Vents (Smaller Ones) Ford Focus Mk4 St-line (2018-up)

    £39.00
    £39.00
  • Maxton Design Front Splitter V.2 Ford Focus Mk4 St / St-line - Wayside Performance Maxton Design Front Splitter V.2 Ford Focus Mk4 St / St-line - Wayside Performance
    MAXTON® DESIGN

    Maxton Design Front Splitter V.2 Ford Focus Mk4 St / St-line

    £174.00
    £174.00
  • Maxton Design Spoiler CAP V.1 Ford Focus Hatchback ST Mk4 - Wayside Performance Maxton Design Spoiler CAP V.1 Ford Focus Hatchback ST Mk4 - Wayside Performance
    MAXTON® DESIGN

    Maxton Design Spoiler CAP V.1 Ford Focus Hatchback ST Mk4

    £129.00
    £129.00
  • Front Splitter V.7 Ford Focus Mk4 St / St-line - Wayside Performance Front Splitter V.7 Ford Focus Mk4 St / St-line - Wayside Performance
    MAXTON® DESIGN

    Maxton Design Front Splitter V.7 Ford Focus Mk4 St / St-line

    £184.00
    £184.00
  • Airtec Motorsport Oil Cooler Kit For Focus Mk4 St 2.3 - Wayside Performance Airtec Motorsport Oil Cooler Kit For Focus Mk4 St 2.3 - Wayside Performance
    AIRTEC Motorsport

    Airtec Motorsport Oil Cooler Kit For Focus MK4 ST 2.3

    £451.42
    £451.42
  • Airtec Motorsport Top Induction Pipe for Focus St Mk4 - Wayside Performance Airtec Motorsport Top Induction Pipe for Focus St Mk4 - Wayside Performance
    AIRTEC Motorsport

    AIRTEC Motorsport Top Induction Pipe for Focus ST Mk4

    £219.89
    £219.89
  • Airtec Motorsport Intercooler Upgrade for Focus St Mk4 - Wayside Performance Airtec Motorsport Intercooler Upgrade for Focus St Mk4 - Wayside Performance
    AIRTEC Motorsport

    Airtec Motorsport Intercooler Upgrade for Focus St Mk4

    £571.23
    £571.23
  • Airtec Motorsport Enclosed Induction Kit for Mk4 Focus St - Wayside Performance Airtec Motorsport Enclosed Induction Kit for Mk4 Focus St - Wayside Performance
    AIRTEC Motorsport

    Airtec Motorsport Enclosed Induction Kit for Mk4 Focus St

    £324.08
    £324.08
  • Airtec Motorsport Breather Kit for Focus St Mk4 - Wayside Performance Airtec Motorsport Breather Kit for Focus St Mk4 - Wayside Performance
    AIRTEC Motorsport

    Airtec Motorsport Breather Kit for Focus St Mk4

    £303.82
    £303.82
  • Airtec Motorsport Big Boost Pipe Kit for Focus Mk4 St 2.3 - Wayside Performance Airtec Motorsport Big Boost Pipe Kit for Focus Mk4 St 2.3 - Wayside Performance
    AIRTEC Motorsport

    Airtec Motorsport Big Boost Pipe Kit for Focus Mk4 St 2.3

    £289.35
    £289.35