Beck Arnley 178-8529 Direct Ignition Coil

Direct Ignition Coil for Mercedes-Benz and Sprinter

Beck Arnley 178-8529 is a direct ignition coil built for foreign nameplate applications that require OE-style form, fit, and function. It is a practical replacement for Mercedes-Benz ignition systems where consistent spark delivery matters for smooth starting and engine performance.

Key Features

• Direct ignition coil for select Mercedes-Benz and Dodge Sprinter applications
• Built to meet foreign nameplate OE specifications for fit and function
• Source-backed by Beck Arnley global sourcing partners
• Fits 2005-2015 Mercedes-Benz models and 2007-2008 Dodge Sprinter 2500/3500 applications
• Part number 178-8529 for accurate ordering and lookup

Fitment Details

• Fits 2009-2015 Mercedes-Benz G550, N/A.
• Fits 2010-2013 Mercedes-Benz S400, N/A.
• Fits 2008-2012 Mercedes-Benz C300, N/A.
• Fits 2007-2012 Mercedes-Benz GL450, N/A.
• Fits 2008-2012 Mercedes-Benz GL550, N/A.
• Fits 2010-2012 Mercedes-Benz GLK350, N/A.
• Fits 2007-2012 Mercedes-Benz SL550, N/A.
• Fits 2006-2011 Mercedes-Benz C350, N/A, from Engine #30417697.
• Fits 2007-2011 Mercedes-Benz CLS550, N/A.
• Fits 2006-2011 Mercedes-Benz E350, N/A, from Engine #30417697.
• Fits 2007-2011 Mercedes-Benz E550, N/A.
• Fits 2006-2011 Mercedes-Benz ML350, N/A.
• Fits 2010-2011 Mercedes-Benz ML450, N/A.
• Fits 2008-2011 Mercedes-Benz ML550, N/A.
• Fits 2009-2011 Mercedes-Benz R350, N/A.
• Fits 2007-2011 Mercedes-Benz S550, N/A.
• Fits 2009-2011 Mercedes-Benz SLK300, N/A.
• Fits 2005-2011 Mercedes-Benz SLK350, N/A, from Engine #30417697.
• Fits 2007-2010 Mercedes-Benz CL550, N/A.
• Fits 2006-2009 Mercedes-Benz C230, N/A, from Eng #30417697.
• Fits 2006-2009 Mercedes-Benz CLK350, N/A, from Engine #30417697.
• Fits 2007-2009 Mercedes-Benz CLK550, N/A.
• Fits 2008-2009 Mercedes-Benz E300, N/A.
• Fits 2007-2008 Dodge Sprinter 2500, N/A.
• Fits 2007-2008 Dodge Sprinter 3500, N/A.
• Fits 2006-2008 Mercedes-Benz R350, N/A, from Engine #30417697.
• Fits 2006-2008 Mercedes-Benz SLK280, N/A, from Engine #30417697.
• Fits 2006-2007 Mercedes-Benz C280, N/A, from Engine #30417697.

Common Problems This Part Can Address

• Engine misfire under load
• Hard starting or extended crank time
• Rough idle and uneven acceleration
• Loss of spark output from a failing coil
• Check engine light related to ignition performance

Installation Notes

Verify engine code and fitment notes before ordering, especially applications listed with engine number restrictions such as from Engine #30417697. Confirm the connector style and mounting location against the original coil before installation. For Mercedes-Benz C300, E350, ML350, and related models, matching the exact application is important for proper ignition performance.

Quality Assurance

Beck Arnley parts are sourced to meet OE specifications for foreign nameplate vehicles, with product specialists working through global sourcing partners to help ensure the correct replacement part is selected. Beck Arnley 178-8529 is built for direct replacement use on select Mercedes-Benz and Dodge Sprinter ignition systems.