Walker 921-2013 Ignition Coil

Ignition Coil for Toyota and Pontiac Applications

Walker ThunderSpark ignition coil Part Number 921-2013 is a direct-fit ignition component for select Toyota, Pontiac, and Chevrolet compact cars from the 2000-2008 model years. It is used in applications such as Toyota Corolla, Toyota Matrix, Toyota Celica, Toyota MR2 Spyder, Pontiac Vibe, and Chevrolet Prizm.

Key Features

• Walker ThunderSpark ignition coil for OE-style replacement service
• Fits select 2000-2008 Toyota Corolla and 2003-2008 Toyota Matrix applications
• Also fits 2000-2005 Toyota Celica, 2000-2005 Toyota MR2 Spyder, and 2006 Toyota MR2 Spyder
• Compatible with 2003-2008 Pontiac Vibe and 2000-2002 Chevrolet Prizm
• Part Number 921-2013 for catalog and service identification

Detailed Description

The Walker ThunderSpark line focuses on ignition service parts for import vehicles, and this ignition coil is cataloged for a broad range of Toyota-based platforms. Part Number 921-2013 supports common fitments across Corolla, Matrix, Celica, and MR2 Spyder models, along with Pontiac Vibe and Chevrolet Prizm applications that share related platform requirements. Use this ignition coil when servicing a misfiring engine or replacing a failed coil on the listed vehicles.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Is Used For

• Engine misfire caused by weak or failed ignition output
• Rough idle related to inconsistent spark delivery
• Hard starting tied to ignition coil breakdown
• Loss of acceleration from intermittent spark under load
• Check engine light conditions associated with ignition coil faults

Installation Notes and Tips

Verify the vehicle year, make, and model against the fitment list before ordering. Confirm the existing coil connector style and mounting location on the vehicle before removal. For best results, inspect spark plugs and related ignition components during service, since worn plugs can place extra demand on the coil. Fits 2003-2008 Pontiac Vibe, N/A. Fits 2000-2008 Toyota Corolla, N/A. Fits 2003-2008 Toyota Matrix, N/A. Fits 2006 Toyota MR2 Spyder, N/A. Fits 2000-2005 Toyota Celica, N/A. Fits 2000-2005 Toyota MR2 Spyder, N/A. Fits 2000-2002 Chevrolet Prizm, N/A.

Quality Assurance

Walker ThunderSpark ignition components are built for service replacement use in the listed applications. Part Number 921-2013 is cataloged for the specified vehicle coverage shown above.