Machined from billet aluminium this is a cover to fit onto the plastic fuel filler cap.Add that finishing touch to your Jaguar by fitting one of these alloy fuel filler caps.With the word Diesel clearly engraved into the blue anodised finish you will make sure you put the correct fuel into your car.We also have these available in a red anodised finish - see our other items.These fit onto the existing fuel cap using the pre-fitted double sided tape - we have also included some silicone adhesive to add an extra form of secure fixing.