Walker 921-2156 Ignition Coil

Walker ThunderSpark Ignition Coil 921-2156

Walker ThunderSpark ignition coil 921-2156 is a direct-fit ignition coil for select Mitsubishi applications. It supports reliable spark delivery for Mitsubishi Outlander, Lancer, Outlander Sport, RVR, ASX, L200, and Montero Sport models across the listed years.

Key Features

• Ignition coil for select Mitsubishi vehicles
• Walker ThunderSpark product line
• Fits applications listed as Single Coil
• Direct replacement part number 921-2156
• Compatible with multiple Mitsubishi model years from 2007-2020

Fitment Details

• Fits 2012-2020 Mitsubishi Outlander, Single Coil
• Fits 2012-2017 Mitsubishi Lancer, Single Coil
• Fits 2012-2017 Mitsubishi Outlander Sport, Single Coil
• Fits 2011-2016 Mitsubishi RVR, Single Coil
• Fits 2013-2015 Mitsubishi ASX, Single Coil
• Fits 2008-2015 Mitsubishi L200, Single Coil
• Fits 2012-2015 Mitsubishi Montero Sport, Single Coil
• Fits 2008-2011 Mitsubishi Lancer, ThunderSpark
• Fits 2007-2011 Mitsubishi Outlander, ThunderSpark
• Fits 2011 Mitsubishi Outlander Sport, ThunderSpark

What This Ignition Coil Helps Address

• Engine misfire caused by weak spark output
• Rough idle related to ignition coil wear
• Hard starting from inconsistent coil performance
• Loss of power under load from poor ignition delivery
• Check engine light concerns tied to ignition system faults

Installation Notes and Tips

Verify the vehicle year, make, model, and ignition coil application before ordering. This part number 921-2156 is listed for Single Coil applications, so match the existing configuration on the vehicle. Inspect spark plugs and related ignition components during service to help confirm the root cause of the fault.

Quality Assurance

Walker ThunderSpark is the product line for this ignition coil, and part number 921-2156 is cataloged for the Mitsubishi applications shown above. This part cross-references Monroe Shocks & Struts (e.g., 172286) for the same application.