Ignition Coil and Iridium Spark Plugs for Chevrolet Cruze (2011-2015) 1.8L

Direct-Fit Ignition Coil and Iridium Spark Plug Kit for 2011-2015 Chevrolet Cruze

What it Does: Replaces the failure-prone factory ignition rail and worn plugs to eliminate secondary voltage leakage and restore precise combustion timing across all cylinders.

The Stock Cruze Ignition Weakness

The 1.8L Ecotec platform utilizes a single integrated ignition cassette positioned directly above the cylinder head. Continuous engine bay thermal cycling degrades the OEM epoxy potting and silicone insulation boots over time, creating micro-fissures that cause high-voltage spark arcing to the cylinder head rather than the plug gap. As spark plug electrodes wear and gap spacing increases, the higher resistance overworks the coil primaries, precipitating P0300-P0304 misfire codes, rough idle, hesitation under acceleration, and unburned fuel contamination in the catalytic converter.

The Engineering Solution

This comprehensive ignition service kit features a heavy-duty coil assembly built with premium-grade dielectric epoxy and high-temp silicone boots to prevent voltage tracking and dielectric breakdown. Paired with fine-wire iridium spark plugs engineered with a 0.6mm center electrode, the combination requires lower ignition voltage to initiate combustion, stabilizes flame kernel propagation, and provides superior resistance to thermal erosion and carbon fouling under high-load driving conditions.

Technical Specifications

Compatibility

• 2011 Chevrolet Cruze 1.8L L4 Gas DOHC (LS)
• 2012 Chevrolet Cruze 1.8L L4 Gas / Flex DOHC (LS)
• 2013 Chevrolet Cruze 1.8L L4 Gas / Flex DOHC (LS)
• 2014 Chevrolet Cruze 1.8L L4 Gas / Flex DOHC (LS)
• 2015 Chevrolet Cruze 1.8L L4 Gas / Flex DOHC (LS, L)

The Chevrolet Daily Commuter Caliber

Designed to direct OE dimensional standards for plug-and-play installation, ensuring instantaneous cold-start ignition, clean emissions compliance, and optimized fuel economy for reliable daily driving performance.