Product descriptionItem Name: Glow Plug RelayPart Numbers: 6291530479 / 6291530679 / A6291530479 / A6291530679fit:For E-CLASS (W211) E 420 CDI (211.029) 01/2006 -12/2008 3996 231 314 SedanFor GL-CLASS (X164) GL 420 CDI 4-matic (164.828) 09/2006 -05/2009 3996 225 306 SUVFor GL-CLASS (X164) GL 450 CDI 4-matic (164.828) 05/2009 -08/2012 3996 225 306 SUVFor M-CLASS (W164) ML 420 CDI 4-matic (164.128) 02/2006 -09/2009 3996 225 306 SUVFor M-CLASS (W164) ML 450 CDI 4-matic (164.128) 09/2009 -12/2011 3996 225 306 SUVFor S-CLASS (W221) S 420 CDI (221.028221.128) 10/2006 -12/2009 3996 235 320 SedanFor S-CLASS (W221) S 450 CDI (221.028221.128) 01/2009 -12/2013 3996 235 320 SedanColor: BlackMaterial: ABSPackage Contents:1PCS glow plugs A6291530679 For W211 X164 W164 W221 2006-2013 Car Glow Plug Relay ⭐Performance: Provides stable power to the glow plugs for faster starting in cold weather, reducing engine load and improving ignition reliability in winter. ⭐Features: Uses standard connectors for easy replacement and quick installation without special tools or professional programming. ⭐Quality Assurance: Manufactured with high-quality components, it can withstand the temperatures and vibrations in the engine compartment, ensuring a long service life under harsh driving conditions. ⭐Service: Please carefully read the product description and images before placing an order to ensure it is suitable for your vehicle. We will answer any questions you may have as soon as possible. ASIN B0H1JJQGMC Brand Name Generic Part Number 4952019332183 Manufacturer pinggang dianpu