Ignition Coil & Iridium Spark Plugs for Nissan NV1500 NV2500 NV3500 (2012-2021) 4.0L V6

Dependable Ignition Coils & Iridium Spark Plugs for 2012-2021 Nissan NV1500, NV2500, NV3500

What it does: Direct replacement ignition coils and high-performance iridium spark plugs designed to eliminate misfires and restore combustion efficiency in the VQ40DE engine.

The Stock NV1500, NV2500, NV3500 Ignition Weakness

OEM ignition coils on the VQ40DE engine are prone to severe thermal degradation due to heat soak from the cylinder heads. Over countless extreme thermal cycles—especially under the heavy payloads and constant idling typical of commercial NV van usage—the epoxy potting surrounding the primary and secondary windings begins to fracture. This microscopic cracking leads to internal voltage arcing, intermittent misfires, and a loss of spark energy under high load. Furthermore, as standard spark plug electrodes erode over time, the widening gap forces the already compromised coil packs to generate higher voltage, accelerating their failure and causing erratic idle, poor fuel economy, and eventual catalytic converter strain.

The Engineering Solution

This replacement ignition kit directly resolves factory heat soak vulnerabilities by utilizing advanced high-dielectric epoxy and reinforced thermoplastic polymer housings. These materials maintain their insulative properties under extreme engine bay temperatures, preventing the voltage leaks that plague high-mileage VQ40DE workhorses. The included iridium spark plugs feature an ultra-fine wire center electrode that dramatically lowers the required firing voltage while delivering a highly concentrated spark. This engineered synergy reduces the electrical stress on the new coils, prevents spark blowout during heavy hauling, and ensures complete, efficient combustion. The result is restored throttle response, smooth idling, and maximum fleet reliability.

Technical Specifications

Compatibility

• 2012-2021 Nissan NV1500 4.0L V6
• 2012-2021 Nissan NV2500 4.0L V6
• 2012-2021 Nissan NV3500 4.0L V6

The Nissan Workhorse Caliber

Designed to handle the relentless demands of the job site, restoring your F80 chassis to factory reliability ensures maximum towing capacity and unwavering durability when fully loaded.