Focus MK1 ST170 & MK1RS

  • focus 553

    AIRTEC 70mm Core Chargecooler Radiator Upgrade for Focus RS Mk1

    £257.15

  • 21627

    AIRTEC Motorsport Lightweight Alloy Header Tank for Mk1 Focus

    £178.54 – £262.65

  • focus 543

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

    £668.13

  • 1 25 1

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

    £780.41

  • focus 1 8

    Pro Hoses Ancillary Hose Kit for Focus Mk1 ST170

    £216.21 – £238.67

  • focus 1 2

    Pro Hoses Ancillary Hose Kit for Focus RS Mk1

    £360.39 – £391.27

  • focus 1 4

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

    £90.55 – £100.88

  • focus 1 10

    Pro Hoses Coolant Hose Kit for Mk1 Focus ST170

    £94.08 – £106.17

  • focus 1 6

    Pro Hoses Induction Hose Kit for Focus RS Mk1

    £108.08 – £121.55

  • focus 1 7

    Pro Hoses Recirculation Dump Valve Hose for Focus RS Mk1

    £37.60 – £46.95

  • focus 1 9

    Pro Hoses Silicone Induction Hose Kit for Focus Mk1 ST170

    £76.43 – £81.93

  • focus 1 1

    Pro Hoses Silicone Induction Hose Kit for Focus Mk1 Zetec 1.6

    £82.32 – £87.27

  • focus 1 5

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

    £91.21 – £109.42

  • Mk1 RS Coolant

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

    £198.19 – £212.23

  • focus 1 3

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

    £47.02 – £55.26

Rev up your Focus MK1 ST170 & MK1RS with our premium selection at Devil Developments, the UK's leading authority in engine tuning. Offering 15 specialised products, we're your one-stop shop for maximising Focus MK1 ST170 & MK1RS performance. Drive better; drive Devil.

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