Ignition Coil and Iridium Spark Plugs for Jeep Grand Cherokee (2022-2025) 2.0L

Direct-Fit Ignition Coil and Iridium Spark Plug Kit for 2022-2025 Jeep Grand Cherokee

What it Does: The ignition coil and iridium spark plug kit replaces degrading factory ignition components on the 2022-2025 Grand Cherokee to eliminate misfires, stabilize idle, and restore peak combustion efficiency.

The Stock Jeep Grand Cherokee Ignition Breakdown

In high-compression, forced-induction platforms like the 2.0L turbo, combustion chamber pressures place immense dielectric stress on the factory ignition system. Over heat cycles, the factory pencil coils suffer from thermal breakdown within the secondary winding insulation, causing micro-arcing and spark blowout under peak boost. Concurrently, standard electrode erosion widens the plug gap, increasing the required firing voltage, straining the internal driver circuit, and causing intermittent low-load stumble and high-boost cylinder misfires.

The Engineering Solution

This comprehensive tune-up kit features four high-dielectric pencil coils engineered with premium copper windings and heat-resistant epoxy potting to resist thermal degradation and voltage leak. Paired with four fine-wire iridium spark plugs, the setup ensures minimal quench area, consistent arc stability, and lowered ignition voltage demand. The high melting point of iridium withstands intense cylinder pressures and extreme exhaust gas temperatures, maintaining a steady spark kernel for clean fuel burn and crisper throttle delivery under load.

Technical Specifications

Compatibility

• 2022-2025 Jeep Grand Cherokee 4xe (Base, Trailhawk, Overland, Summit, Summit Reserve) 2.0L Turbo I4 PHEV

Frequently Asked Questions

Does this fit the WL Grand Cherokee?
Yes, this is a direct fit for the 2022-2025 Jeep Grand Cherokee WL equipped with the GME T4 2.0L turbocharged hybrid powertrain.

Are these spark plugs pre-gapped for the 2.0L turbo engine?
Yes, the included iridium plugs are factory pre-gapped, though verifying gap spec prior to installation is always recommended for forced-induction applications.

The Jeep Trail-Ready Standard

Engineered to endure severe thermal cycling and heavy hybrid load transitions, this direct-replacement ignition package provides uncompromising durability, whether navigating technical backcountry terrain or hauling heavy loads across highway grades.