But when packing your car boot or roof box, take care as you could risk a fine ... while lighter items can be placed on top. Strap in your luggage You can use bungee cords, straps or luggage ...

A recent test, reported by Autokult, examined how much more fuel a car consumes when equipped with a roof box. The test was conducted on a highway using a Jeep Compass 4xe plug-in hybrid with a ...