noun
mountain-pass street race
Refers to an illegal or informal car race held on winding mountain roads, often associated with drifting and street racing culture.
週末になると、峠バトルに集まる走り屋が増える。
On weekends, more street racers gather for mountain-pass battles.
あの漫画は峠バトルを題材にしている。
That manga is based on mountain-pass street racing.