Citrus Blitz is a great cleaner for cars, bikes, trucks, caravans and just about anything!
Citrus blitz is a blend of detergents that are free from harsh chemicals and caustics. It can be used for most cleaning applications. It can be used on most surfaces but if in doubt you should try a small test area first. Citrus blitz is excellent at bugs and dirt from vehicle paint work as well as being used as a heavy duty interior cleaner on plastics and upholstery. 
Check out the 5 Litre concentrade version!