Brilliance 4G13 / Roewe 350 / Geely Huapu / BYD F3 Engine Fuel Injector 0280156166

4G13, Roewe 350, Geely Haoqing F3, 4G18 engines’ injector (OEM 0280156166) installed on the intake manifold; atomizes fuel precisely and sprays into cylinders, ensuring proper air-fuel ratio and directly affecting combustion efficiency and power. Installation difficulty medium; expected labor 1.5–2 hours. If idle stumble, sluggish acceleration, obvious increase in fuel consumption, or starting difficulties occur, injector is clogged or atomization poor; replace to restore performance.