18" Yoko and Michelin's
 

2 225/40/zr18 Yokohama AV1's. 5mm tread, £100 the pair.
3 255/35/zr18 Michelin Pilot Sports and one Bridgestone Re40. The Pilot's are still on legal tread but the Bridgestone is not.Still make a good track set though. £100 for the 4.