Ignition Coil and Iridium Spark Plugs for Chevrolet Tracker (2001-2004) 2.5L

Direct-Replacement Ignition Coil and Iridium Spark Plug Kit for 2001-2004 Chevrolet Tracker

Restore primary ignition output: This complete 6-cylinder ignition service kit replaces degraded coil packs and fouled spark plugs to eliminate misfires, rough idle, and unburned fuel dumping on 2.5L V6 engines.

The Stock Tracker Ignition Breakdown

The 2.5L H25A V6 engine subjects coil-on-plug modules to continuous thermal cycling inside compact cylinder head wells. Over time, factory coil epoxy degrades and internal copper windings short-circuit under sustained thermal load. Coupled with standard worn spark plugs widening the gap past specification, the ignition system suffers secondary voltage drop, sluggish throttle response, and persistent P0300-P0306 misfire codes.

The Engineering Solution

This overhaul kit restores factory dwell-time efficiency and peak secondary voltage delivery. Each coil assembly features high-conductivity internal copper windings encapsulated in high-grade dielectric resin with heat-resistant silicone boots to eliminate spark arc-through. Paired with fine-wire iridium spark plugs requiring lower ionization voltage, this system ensures sharp flame kernel propagation, reduced carbon buildup, and complete combustion across the entire RPM band.

Technical Specifications

Compatibility

• 2001 Chevrolet Tracker 2.5L V6 (Base, LT, ZR2)
• 2002 Chevrolet Tracker 2.5L V6 (Base, LT, ZR2)
• 2003 Chevrolet Tracker 2.5L V6 (Base, LT, ZR2)
• 2004 Chevrolet Tracker 2.5L V6 (Base, LT, ZR2)

The Chevrolet Durability Standard

Engineered for rugged 4x4 duty cycles, this ignition package delivers consistent high-voltage discharge to ensure easy cold starts, stable off-idle torque, and reliable trail performance without check-engine light triggers.