Ford Focus RS MK2 Top Boost 2009-2011 Single Silicone Hose Application Ford Focus RS MK2 Top Boost Hose kit type Single Silicone Hose Qty of hoses 1 This Ford Focus RS MK2 Top Boost Single Silicone Hose is made to the highest standards of quality and durability by renowned UK manufacturer Roose Motorsport. Designed for high performance and reliability, it’s ideal for replacing old rubber hoses in your vehicle and adding a sleek new look. Choose from a wide range of colours to suit your car, allowing you to create your perfect custom high-performance cooling plumbing solution. You can also choose between a branded or unbranded finish. This Ford hose kit also comes with a lifetime guarantee.