Ignition Coil & Iridium Spark Plugs for Chevrolet Malibu (2007-2012) 2.2L 2.4L I4

High-Output Ignition Coil & Iridium Spark Plugs for 2007-2012 Chevrolet Malibu (Ecotec / Epsilon)

Direct replacement ignition upgrade: Replaces degrading OEM coil packs and worn spark plugs to eliminate misfires, restore ignition timing, and optimize combustion efficiency.

The Stock Malibu Ignition Breakdown

Factory GM Ecotec ignition systems are notorious for thermal degradation over time. As the 2.2L and 2.4L engines cycle through thousands of heat variations, the OEM coil packs suffer from internal coil winding breakdown and epoxy housing micro-fractures. This leads to voltage leaks, increased electrical resistance, and weak spark delivery under load. Simultaneously, standard copper or worn platinum spark plugs widen their gap due to electrode erosion, forcing the aging coils to work harder, ultimately resulting in erratic idling, hesitation during acceleration, and decreased fuel economy.

The Engineering Solution

This ignition and spark plug kit addresses these thermal and electrical vulnerabilities directly. The upgraded ignition coils feature high-grade silicone boots to resist heat soak and prevent arcing, alongside premium copper wire windings that ensure a consistent, high-voltage energy transfer to the plug. Paired with performance iridium spark plugs, the system benefits from an ultra-fine center electrode. Iridium's exceptional melting point and structural hardness allow for a precise, concentrated spark that prevents blowout under high cylinder pressures. This translates to a more complete fuel burn, instantly restoring lost horsepower, stabilizing torque delivery, and providing a smoother idle.

Technical Specifications

Compatibility

• 2007-2012 Chevrolet Malibu 2.2L I4
• 2007-2012 Chevrolet Malibu 2.4L I4
• Interchange Part Numbers (Coils): UF491, 12578224, 12578244, 12589623, 12629646, C1552, C1552-4, C1809, GN10485, IC571, D516C, 5C1609, C-706, 26C1039, IGC4059HU, 921-2090, SKIC165, CUF491, V40-70-0084, 48973
• Interchange Part Numbers (Plugs): 41-103, 12638824, 673-7201

The Chevrolet Calibration

Designed for daily-driven and high-mileage Ecotec powerplants, this setup ensures OEM-tier reliability with enhanced throttle response, providing consistent power delivery and a misfire-free drive cycle.