| Brand | ELRING (German Top OEM Sealing Parts Manufacturer) |
| Manufacturer Part Number | 306.400 |
| OEM Reference Number | 13537573801 |
| Product Type | Fuel Injector Seal Kit / Injector O-Ring Gasket Repair Set |
| Applicable Engine | BMW N20 / N54 / N55 Turbocharged Petrol Engine |
| Material | Imported Fluororubber, Fuel-resistant, Heat-resistant, Anti-aging |
| Condition | 100% Brand New, Factory Precision Molded, OEM Standard Quality |
✅ BMW 1 Series F20 F21 | 2011-2019 | 120i 125i M135i
✅ BMW 3 Series F30 F31 F34 | 2012-2019 | 320i 328i 335i
✅ BMW 4 Series F32 F33 F36 | 2013-2020 | 420i 428i 435i
✅ BMW 5 Series F10 F11 | 2011-2016 | 520i 528i 535i
✅ BMW 7 Series F01 F02 | 2011-2015 | 740i
✅ BMW X1 X3 X4 X5 X6 | 2011-2020 | N20/N54/N55 Turbo Models
✔ Exact OEM Direct Fit
Precision manufactured strictly according to OE standard 13537573801, fully matches original injector size and installation gap, no trimming or modification required.
✔ Professional German Elring Quality
Elring is the world-renowned original sealing parts supplier for BMW, each seal undergoes strict fuel corrosion, high temperature and compression tests.
✔ Premium Fuel & Heat Resistance
Adopts high-grade fluororubber material, effectively resists gasoline corrosion, high-temperature engine environment and long-term pressure deformation.
✔ Solve Common Faults Completely
Perfectly replaces aging and failed injector seals, permanently solves fuel leakage, engine fuel smell, rough idle, startup jitter and misfire problems.
✔ Protect Engine System
Effective sealing prevents fuel vapor leakage and foreign matter inhalation, maintains stable engine air-fuel ratio and protects turbo engine service life.
1 × Complete Elring Fuel Injector Seal Kit (Part No. 306.400 / OE 13537573801)
Full set of injector sealing rings & O-rings, professional engine repair accessory, 100% brand new.