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5 reviews


Coolant Hose Upgrade Kit [Mk3 Focus ST]

Silicone hose colour

mountune's high performance silicone hose range, exclusively manufactured to our specifications by SamcoSport, caters to owners who demand simply the best high performance silicone hose upgrade available.

The mountune coolant hose upgrade kit for the mk3 Focus ST consists of two high performance 3-ply silicone hoses manufactured to ensure flawless performance in extreme conditions. This kit is an exact replacement for the OE hoses.

All of our silicone hose range also benefits from the SamcoSport lifetime warranty, for added peace of mind.


  • High performance replacement silicone hoses
  • Lifetime warranty
  • Easy installation
  • Hoses available in four colour options: mountune black and yellow, blue, red or yellow
  • Advised to fit with optional Hose Clip Kit (Coolant)
Customer Reviews
5.0 Based on 5 Reviews
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Filter Reviews:
    United Kingdom United Kingdom
    St250 upgrade hose kit

    Brilliant as normal from you and more to get for my car so look forward to getting in touch again soon

    Charles T.
    United Kingdom United Kingdom
    Coolant hose upgrade kit

    The garage that I took them to said that they found them reasonably easy to fit. They are good quality and well made. The delivery was very quick.

    Stewart M.
    United Kingdom United Kingdom
    Coolant hoses

    Yet again another fantastic product from Mountune, just need to fit them now!