Walker Products 928-4091-8 Thunderspark Ignition Coil Set Qty - 8

Each coil in this set is precision-manufactured to meet or exceed original equipment specifications for voltage output, resistance, and inductive response, ensuring strong, consistent combustion under all engine loads.

Key Features:

• OE-Level Ignition Performance: Engineered and rigorously tested to match or exceed OE standards for reliable ignition and consistent spark output
• Premium Construction: Built with high-dielectric epoxy, premium copper windings, and heat-resistant housings to withstand extreme engine bay temperatures and demanding electrical loads
• Direct-Fit Design: Connects directly to factory wiring harnesses with no modification required, supporting coil-on-plug (COP), coil-near-plug (CNP), and distributorless ignition systems
• Enhanced Fuel Efficiency: Delivers a precise, dependable spark to promote optimal fuel combustion and reduced emissions
• Rugged Durability: Built to withstand continuous vibration, extreme heat cycles, and the high electrical demands of modern engines, reducing the likelihood of misfires and repeat failures

Walker Products has been a trusted manufacturer of fuel system components and engine management devices for the automotive aftermarket since 1946, and each ignition coil is manufactured in an ISO 9001-certified facility. The 928-4091-8 set is ideal for restoring ignition integrity and improving overall engine reliability.