ENEOS Regional Underbone Grand Prix 18 PIRELLI DIABLO CUP 2026, featuring four (4) Race Categories running on all round of the 2026 Eneos RUGP.
Pirelli Underbone 155LTD GP
Pirelli Scooter 125LTD GP
Pirelli Scooter 125LTD SP
Pirelli AEROX Club Race Open
Pirelli Tires the official TIRE Partner of the Eneos Regional Underbone GP year 18
