But how to stop the engine smoke?

tion for both diesel and gasoline engines. This oil prevents soot build-up, unburned fuel, and ash deposits to a great extent which helps eliminate exhaust smoke output

But how to stop the engine smoke? no smoke oil additive

The keeps

Smoke reducing engine oils are essential in ensuring that engine smoke is kept to a minimum. No Smoke engine oil is an effective and affordable solution for both diesel and gasoline engines. This oil prevents soot build-up, unburned fuel, and ash deposits to a great extent which helps eliminate exhaust smoke output