GM别克雪佛兰凯迪拉克 喷油嘴 12613411 28263842 原厂替换

This replacement part meets OEM standards in materials and process, using corrosion-resistant stainless steel valve body and precise electromagnetic coil; durability proven on rigs; can withstand long-term fuel pulse shocks. OEM numbers 12613411, 28263842 and FJ1061; compatible with GM Buick, Chevrolet, Cadillac models produced after 2000. Function: precise fuel atomization to ensure combustion efficiency and avoid idle jitter or sluggish acceleration. Installation difficulty: medium; remove intake manifold and carefully handle seals; recommended for experienced technicians.