Walker 921-2139 Ignition Coil

Walker ThunderSpark Ignition Coil for Nissan

Walker ThunderSpark ignition coil Part Number 921-2139 is a direct-fit ignition component for select Nissan Pickup and Nissan Sentra applications. It is listed for model years spanning 1996 through 2009, with fitment varying by engine configuration and product line designation.

Key Features

• Walker ThunderSpark ignition coil for ignition system service
• Fits 2005-2009 Nissan Pickup, Single Coil
• Fits 1997-2000 Nissan Pickup, Single Coil
• Fits 2001-2004 Nissan Pickup, ThunderSpark
• Fits 1996-1998 Nissan Sentra, ThunderSpark
• Part Number: 921-2139

Product Details

The ThunderSpark line from Walker identifies this ignition coil as part of a specific product family used across select Nissan Pickup and Nissan Sentra applications. If you are replacing a failing coil on a 1996-2009 Nissan Pickup or a 1996-1998 Nissan Sentra, 921-2139 provides a fitment-specific option for the listed configurations. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Issues This Part Can Address

• Engine misfire under load
• Hard starting or extended crank time
• Rough idle or intermittent stumble
• Loss of spark from a worn ignition coil
• Check engine light related to ignition performance

Installation Notes and Tips

Confirm the vehicle year, model, and ignition coil style before ordering. Fitment for Nissan Pickup is split between Single Coil and ThunderSpark configurations, so match the existing coil design and application notes to the vehicle. Inspect related ignition components, connectors, and mounting surfaces during replacement to help ensure proper operation.

Quality Assurance

Walker ThunderSpark parts are cataloged for specific vehicle applications and should be matched to the listed fitment data before installation. Part Number 921-2139 is identified for select Nissan Pickup and Nissan Sentra models as shown above.