Ignition Coil + Spark Plugs for Ford E-Series (2021-2022) 7.3L

Direct-Replacement Ignition Coil and Platinum Spark Plug Kit for 2021-2022 Ford E-Series (VN58)

What it Does: The ignition service kit replaces degraded factory ignition coils and worn plugs on the 2021-2022 Ford E-Series to eliminate cylinder misfires, stabilize idle quality, and restore peak combustion efficiency under heavy load.

The Stock Ford E-Series Ignition Thermal Degradation

The commercial cutaway doghouse on the VN58 platform severely limits engine bay airflow around the rear cylinders. Operating under sustained commercial payload cycles, the factory ignition components on the 7.3L Godzilla engine face severe thermal stress. Over time, internal coil potting compounds experience dielectric breakdown and high-voltage arcing, while factory spark plug gaps widen from electrical erosion. This causes high-load hesitation, unburnt hydrocarbon build-up, degraded fuel economy, and persistent diagnostic trouble codes like P0300 through P0308.

The Engineering Solution

This direct-fit overhaul kit provides thermal resilience and consistent spark energy delivery. The replacement coils utilize high-temperature epoxy potting and heavy-gauge copper windings to resist insulation failure caused by hot-soak conditions within commercial engine compartments. Matched with platinum-tipped spark plugs, this kit provides exceptional resistance to electrode wear and high-temperature spark degradation, preserving precise flame kernel propagation and factory ignition timing advance during maximum gross vehicle weight (GVWR) hauling.

What's Included

• 8 Ignition Coils (Direct replacement for OEM UF893)
• 8 Platinum Spark Plugs

Technical Specifications

Compatibility

• 2021-2022 Ford E-350 Super Duty 7.3L V8 gas
• 2021-2022 Ford E-450 Super Duty 7.3L V8 gas

Frequently Asked Questions & Fitment Warnings

Does this fit the VN58 E-Series?

Yes, this is a direct fit for the 2021-2022 Ford E-Series equipped with the 7.3L Godzilla gas engine; it does not fit older models equipped with the 6.8L Triton V10 engine.

Are spark plug wires included with this kit?

No, spark plug wires are not included; this kit includes eight coil units and eight platinum plugs configured for direct coil-on-plug replacement.

The Ford Commercial Heavy-Duty Standard

Engineered to handle severe commercial fleet duty cycles, this complete ignition tune-up kit restores dependable spark arc and full engine torque for high-demand hauling, towing, and chassis-cab operations.