Hitachi IGC4042 Ignition Coil

Hitachi IGC4042 Ignition Coil for Mercedes-Benz AMG

The Hitachi IGC4042 ignition coil is built for high-efficiency, high-power engines that demand consistent spark energy and stable operation. It is a direct-fit ignition coil for select Mercedes-Benz AMG applications, including C63 AMG, E63 AMG, S63 AMG, and related models.

• OE-quality ignition coil for select Mercedes-Benz AMG vehicles
• High turns ratio supports strong ignition output
• Protected circuitry and welded electronic connection points for durability through heat cycles
• Built with high-quality materials to resist deformation under demanding conditions
• Supports reliable engine performance and fuel efficiency
• Part number: IGC4042

Engineered for OE-Style Performance

Hitachi designs the IGC4042 to meet the exact requirements of specific vehicle applications, with materials and internal construction chosen for durability and consistent electrical performance. The coil is approved by OE manufacturers and cross-references Delphi GN10232 for the same application. This part number, IGC4042, is used across multiple Mercedes-Benz AMG fitments where dependable ignition output is critical for smooth combustion and stable drivability.

Compatible With Mercedes-Benz AMG models including 2007-2011 CLS63 AMG, 2007-2011 E63 AMG, 2007-2011 ML63 AMG, 2008-2010 CL63 AMG, 2007-2009 CLK63 AMG, 2007 R63 AMG, 2008-2015 C63 AMG, 2008-2010 S63 AMG, 2009-2012 SL63 AMG, 2011-2015 SLS AMG, and 2019 C63 AMG, S63 AMG, and SL63 AMG.

Common Issues This Part Addresses

• Misfire caused by weak or inconsistent spark output
• Rough idle or hesitation under acceleration
• Hard starting related to ignition coil failure
• Loss of engine efficiency from degraded coil performance
• Check engine light conditions tied to ignition system faults

Installation Notes and Tips

Verify the vehicle’s original coil part number and connector style before installation. Inspect spark plugs, coil boots, and wiring for wear or heat damage at the same time, since ignition system issues often occur together. For best results, replace coils on the affected cylinder(s) using the correct Mercedes-Benz AMG application listed for the vehicle.

Quality Assurance

Hitachi ignition coils are built with durable materials, welded electrical connection points, and protected circuitry to handle repeated heat cycles and demanding engine conditions. The IGC4042 is an OE-approved replacement designed for consistent performance in select Mercedes-Benz AMG applications.