i wouldnt even bother upgrading it they are fast with out any upgrades i race a mustang in out american mussel class and i beat the scalextric camaro's which virtualy every1 has and other more stable cars around our woodden track. with you running on a plastic track it'll go like a treat and will be fast. do you no that the car you have got is a limited edition 1 only 1500 were made of them.