Walker 921-2069 Ignition Coil

Walker ThunderSpark Ignition Coil 921-2069

Walker ThunderSpark 921-2069 is an ignition coil for select Audi and Volkswagen applications that use a single coil or coil-on-plug setup. It is built for direct replacement service on vehicles such as the Audi A4 Quattro, Audi S4, and Volkswagen Passat.

Key Features

• Ignition coil for select Audi and Volkswagen engines
• Walker ThunderSpark product line
• Direct-fit replacement for single coil and coil-on-plug applications listed below
• Part number 921-2069 for accurate ordering and lookup
• Fits 1997-2004 Audi and 1998-1999 Volkswagen applications shown in the fitment data

Product Details

The Walker ThunderSpark line covers ignition components for import vehicles that require dependable spark delivery and consistent coil performance. This ignition coil, part number 921-2069, is listed for multiple Audi platforms including the A3, A4, A4 Quattro, A6 Quattro, A8, A8 Quattro, Allroad Quattro, RS4, and S4, plus the Volkswagen Passat. Fitment notes include ThunderSpark, single coil, and coil-on-plug configurations with a metal connector retainer on select Audi A3 applications.

This part cross-references no additional part numbers in the provided data.

What It Helps Address

• Engine misfire caused by weak or failing ignition output
• Rough idle related to inconsistent spark delivery
• Hard starting from ignition coil breakdown
• Loss of power under load from coil failure
• Check engine light conditions tied to ignition performance

Installation Notes

• Verify engine designation and fitment notes before ordering, especially AGU and single-coil applications.
• Match the connector style and coil configuration to the vehicle listed in the fitment data.
• Inspect spark plugs and related ignition components during replacement to avoid repeat failures.
• Confirm the application against the vehicle year, make, model, and notes shown for 921-2069.

Quality Assurance

Walker ThunderSpark ignition components are cataloged for specific import vehicle applications and identified by exact part number for fitment accuracy.

• Fits 2004 Audi A3, N/A, Engine Designation : AGU; Single Coil
• Fits 2000-2002 Audi A6 Quattro, N/A, ThunderSpark
• Fits 2001-2002 Audi Allroad Quattro, N/A, ThunderSpark
• Fits 2002 Audi RS4, N/A, Single Coil
• Fits 2000-2002 Audi S4, N/A, ThunderSpark
• Fits 1998-2000 Audi A3, N/A, Coil On Plug; w/ Metal Connector Retainer; Single Coil
• Fits 1997-2000 Audi A4 Quattro, N/A, ThunderSpark
• Fits 1997-1999 Audi A4, N/A, ThunderSpark
• Fits 1997-1999 Audi A8, N/A, ThunderSpark
• Fits 1997-1999 Audi A8 Quattro, N/A, ThunderSpark
• Fits 1998-1999 Volkswagen Passat, N/A, ThunderSpark