The Fuel Cap Company supply locking and non locking solutions to your fuel cap needs whether its powered by petrol, diesel, lpg etc for car, suv, 4x4, plant, machinery, commercial, industrial, plant and a whole host of other solutions, we also have specialist sites for diesel fuelled vehicles www.dieselcaps.co.uk & just launched a dedicated AdBlue® site www.adbluecaps.org.uk