Home / Focus / Focus RS MK1 / Dump Valves & Turbocharger Parts Dump Valves & Turbocharger Parts Showing products 1 to 4 of 4 Sort by:Most popularWhat's newPrice low to highPrice high to lowName A to ZName Z to A Forge Adjustable Actuator | Ford Focus RS MK1 £126.18 £105.15 (ex. VAT) GGR Double Piston Dump Valve Black | Ford Focus RS MK1 £238.80 £199.00 (ex. VAT) GGR Double Piston CNC Machined Dump Valve Blue GGS798BL £238.80 £199.00 (ex. VAT) GGR Double Piston CNC Machined Dump Valve Red GGS798R £238.80 £199.00 (ex. VAT)