This BMW upstream oxygen sensor features a 5-wire design for precise engine air-fuel ratio monitoring. The part number 11787558055 is a direct replacement for numerous BMW models from 2007–2013, including the 328i, 335i, 528i, X3, X5, and Z4 series.5-Wire Upstream Design: Direct-fit replacement for OEM sensor 11787558055 and compatible part numbers.Stainless Steel Housing: Durable and corrosion-resistant for long-lasting engine performance.Pre-Coated Threads: Anti-seize lubricant applied for easy installation and reduced setup time.Wide Model Compatibility: Fits BMW 328i, 335i, 528i, X3, X5, Z4, and select Mercedes-Benz models.Professional installation is recommended. Verify fitment details and compatibility before ordering to ensure proper fit for your specific vehicle.
Description
This BMW upstream oxygen sensor features a 5-wire design for precise engine air-fuel ratio monitoring. The part number 11787558055 is a direct replacement for numerous BMW models from 2007–2013, including the 328i, 335i, 528i, X3, X5, and Z4 series.5-Wire Upstream Design: Direct-fit replacement for OEM sensor 11787558055 and compatible part numbers.Stainless Steel Housing: Durable and corrosion-resistant for long-lasting engine performance.Pre-Coated Threads: Anti-seize lubricant applied for easy installation and reduced setup time.Wide Model Compatibility: Fits BMW 328i, 335i, 528i, X3, X5, Z4, and select Mercedes-Benz models.Professional installation is recommended. Verify fitment details and compatibility before ordering to ensure proper fit for your specific vehicle.