Well i can speak for EL's that 18" wheels fit very nicley! lol
Insurance shouldnt be a problem....good luck!
What wheels do u want to get?
My ride: EL Falcon - Pedders Sports Ryder Suspension, 18" Advanti Lugarno's, Extractors into 2.5" exhaust with hi-flow cat, JMM Dev 3 HL Cam, springs, vernier cam = 132kW ATW.