BMW Fuel Injector Return Line for E53 M57N SKU-MFL1225

💧 BMW Fuel Injector Return Line – E53 X5 M57N Diesel | SKU: MFL1225 Restore precise fuel pressure and leak-free operation with this Bosch-manufactured injector return line, tailored for the M57N 3.0d engine found in the E53 X5.

🔩 Key Specs

• OEM Reference: 13537799179

• Bosch Part No.: 0 928 400 545

• Configuration: Multi-branch return hose with quick-connect fittings

• Material: High-temp resistant rubber with reinforced joints

• Fitment: Direct replacement for factory return line on M57N injectors

🛠️ Why It Matters A cracked or leaking return line can cause fuel seepage, poor idle, and hard starts. This genuine-spec line ensures proper fuel recirculation and injector cooling—critical for diesel longevity.