Focus MK1 ST170 & MK1RS

  • AIRTEC 70mm Core Chargecooler Radiator Upgrade for Focus RS Mk1

    £278.35

  • AIRTEC Motorsport Lightweight Alloy Header Tank for Mk1 Focus

    £193.27£284.31

  • AIRTEC Stage 1 70mm Core Intercooler Upgrade for Focus RS Mk1

    £723.23

  • AIRTEC Stage 2 100mm Core Intercooler Upgrade for Focus RS Mk1

    £844.78

  • Pro Hoses Ancillary Hose Kit for Focus Mk1 ST170

    £222.90£246.05

  • Pro Hoses Ancillary Hose Kit for Focus RS Mk1

    £371.54£403.37

  • Pro Hoses Boost Hose Kit (Without D/V Spout) for Focus RS Mk1

    £95.32£104.00

  • Pro Hoses Coolant Hose Kit for Mk1 Focus ST170

    £99.03£109.45

  • Pro Hoses Induction Hose Kit for Focus RS Mk1

    £111.42£125.31

  • Pro Hoses Recirculation Dump Valve Hose for Focus RS Mk1

    £39.58£49.42

  • Pro Hoses Silicone Induction Hose Kit for Focus Mk1 ST170

    £80.45£86.24

  • Pro Hoses Silicone Induction Hose Kit for Focus Mk1 Zetec 1.6

    £86.65£91.86

  • Pro Hoses Two-Piece Boost Hose Kit (With D/V Spout) for Focus RS Mk1

    £96.01£112.80

  • Pro Hoses Two-Piece Coolant Hose Kit for Focus RS Mk1

    £204.32£218.79

  • Pro Hoses Two-Piece Heater Hose Kit for Focus RS Mk1

    £49.49£58.17

Unleash the Power of Your Focus MK1

At Devil Developments, we understand the thrill of driving a finely tuned vehicle. That’s why we offer an exclusive range of tuning parts specifically designed for the Focus MK1 ST170 & MK1RS models. Our products are engineered to enhance your car’s performance, ensuring a more responsive and exhilarating driving experience. Whether you’re looking to improve acceleration, handling, or overall engine efficiency, our expertly crafted components are the key to unlocking your vehicle’s true potential.

Expertly Crafted Tuning Components

Our collection of 15 specialised products includes everything from high-flow air intakes to advanced suspension systems. Each component is meticulously developed to meet the highest standards of quality and performance. By choosing Devil Developments, you’re not just buying parts; you’re investing in the expertise and dedication of a team that’s passionate about engine tuning. Our components are designed to work in harmony with your Focus MK1, ensuring a seamless upgrade that feels like it was always meant to be.

Performance Upgrades Tailored to Your Needs

We believe that every driver has unique requirements when it comes to tuning their car. That’s why our range of Focus MK1 ST170 & MK1RS tuning parts is diverse, catering to various aspects of vehicle performance. From boosting horsepower to refining torque delivery, our products are tailored to help you achieve your specific driving goals. With Devil Developments, you can create a customised driving experience that’s perfectly suited to your style and preferences.

Drive Better with Devil Developments

Choosing Devil Developments means opting for a superior driving experience. Our commitment to excellence is evident in every product we offer, ensuring that your Focus MK1 ST170 & MK1RS performs at its best. Drive with confidence knowing that you have the support of the UK’s leading authority in engine tuning. Experience the difference that quality, precision-engineered tuning parts can make. Drive better; drive Devil.

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