Walker 924-1926 Spark Plug Wire Set

Walker ThunderCore PRO Spark Plug Wire Set

Walker ThunderCore PRO spark plug wire set 924-1926 is built for Ford Fiesta applications that need a direct ignition wire replacement with OE-style materials and construction. It is manufactured in the USA in an ISO9001 certified facility and built to meet or exceed OEM specifications and test requirements.

The ThunderCore PRO line focuses on dependable ignition performance with hi-temp silicone boots and tips, stainless steel terminals, and protective tubes. A packet of dielectric grease is included for service preparation.

Key Features

• Walker ThunderCore PRO ignition wire set
• Part number 924-1926
• Hi-temp OE-quality silicone boots and tips
• Stainless steel terminals and tubes
• Manufactured in the USA in an ISO9001 certified facility
• Supplied with dielectric grease
• Built to meet or exceed OEM specifications and test requirements

Product Details

Walker Products ThunderCore PRO is the performance-focused product line within Walker’s ignition wire offering, combining premium materials with OE-level dimensional and electrical standards. For Ford Fiesta owners, this wire set is a direct-fit replacement for select 2016-2017 models and also covers 2011-2015 and 2018-2019 Fiesta applications listed in the fitment data. If you are searching for a Ford Fiesta spark plug wire set 924-1926 or a Walker ThunderCore PRO wire set for Ford Fiesta, this part is built for that application.

This part cross-references DENSO Auto Parts 671-4313 for the same application.

Common Issues It May Address

• Misfires caused by worn or heat-damaged ignition wires
• Hard starting related to weak spark delivery
• Rough idle from deteriorated wire insulation or terminals
• Intermittent ignition performance from cracked boots or poor connections
• Voltage leakage at aging spark plug wire connections

Installation Notes

Match each wire to the original routing before removal to avoid crossfire or heat exposure issues. Inspect spark plugs, coil connections, and routing clips during service, and apply the included dielectric grease at the boot interfaces as directed by standard ignition service practice. Verify the application against the vehicle’s engine configuration before installation.

Quality Assurance

Walker states that ThunderCore PRO wire sets are manufactured to meet or exceed OEM specifications and test requirements. Production takes place in an ISO9001 certified facility in the USA, with Walker’s manufacturing, engineering, and product management teams supporting the design and quality process.

Compatible With Ford Fiesta

• Fits 2018-2019 Ford Fiesta, ThunderCore PRO
• Fits 2011-2015 Ford Fiesta, ThunderCore PRO
• Fits 1999-2000 Ford Fiesta, ThunderCore PRO
• Fits 2016-2017 Ford Fiesta, Direct Fit