well, its the gas station in the intersection of edsa and mckinley st.
meron pa nga silang mga signs na nilalagay sa harap na, your car is being filled by unleaded gasoline.

also, most of the gas stations now hiwalay yung pump ng diesel sa gasoline.
usually ang sama-sama sa pump is unleaded, premium and yung velocity.
regular and diesel is from a different pump.

let's give the benefit of the doubt that they didn't pump diesel on my car.