Walker 921-2101 Ignition Coil

Walker ThunderSpark Ignition Coil

Walker ThunderSpark ignition coil Part Number 921-2101 is a direct-fit ignition component for select Mitsubishi applications. It is built for vehicles that need a reliable spark output to restore consistent engine performance and ignition response.

Key Features

• Walker ThunderSpark brand line ignition coil for select Mitsubishi models
• Fits 2004-2006 Mitsubishi Lancer, ThunderSpark
• Fits 2004-2006 Mitsubishi Outlander, ThunderSpark
• Fits 2004-2011 Mitsubishi Galant, ThunderSpark
• Fits 2006-2012 Mitsubishi Eclipse, ThunderSpark
• Fits 2007-2009 Mitsubishi Grandis, Single Coil
• Fits 2008 Mitsubishi Outlander, Single Coil
• Fits 2012 Mitsubishi Galant, Single Coil
• Part Number 921-2101 for fitment lookup and ordering

Detailed Description

This Walker ThunderSpark ignition coil, Part Number 921-2101, is listed for Mitsubishi Eclipse, Galant, Grandis, Lancer, and Outlander applications across the model years shown. The ThunderSpark line identifies the specific product family within Walker’s ignition category, making it easier to match the correct coil to the vehicle’s original configuration. Use this part when replacing a failed ignition coil on a Mitsubishi Eclipse or Mitsubishi Galant with the listed ThunderSpark or Single Coil setup.

What It Helps Fix

• Engine misfire conditions
• Rough idle or uneven running
• Hard starting caused by weak ignition output
• Loss of power from inconsistent spark delivery
• Check engine light concerns related to ignition coil failure

Installation Notes and Tips

Verify the vehicle year, make, model, and ignition configuration before ordering. Confirm the existing coil style matches the listed ThunderSpark or Single Coil application for your Mitsubishi Eclipse, Galant, Grandis, Lancer, or Outlander. Inspect spark plugs and related ignition components during replacement to help avoid repeat failures.

Quality Assurance

Walker ThunderSpark 921-2101 is cataloged as an ignition coil for the confirmed vehicle applications listed above. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.