Meritus.GP (racing as Altawkilat Meritus.GP for sponsorship reasons) is a Malaysian motor racing team, which organizes the F4 Saudi Arabian Championship.

The team was founded as Marlboro Castrol Meritus in 1996.

F4 SEA was a one-team arrive and drive championship, ran by MERITUS.GP in its first 4 seasons.

A premium race engineering services provider, MERITUS.GP have 36 Championship titles competing in GP2, Lamborghini Super Trofeo, Formula Renault V6, Formula Masters and Formula BMW.

MERITUS.GP drivers like Earl Bamber, Luca Filippi, Alex Yoong, Afiq Ikhwan, Narain Karthikeyan, Alexander Rossi, Takuma Sato, Jazeman Jaafar & Rio Haryanto have gone on to Formula 1, Le Mans and Indy Car.