Ignition Coil and Iridium Spark Plugs for Volvo S60 (2011-2012) 3.0L

OEM-Grade Ignition Coil and Iridium Spark Plug Kit for 2011-2012 Volvo S60

Direct-Fit Ignition Overhaul: Replaces degraded factory coil packs and worn spark plugs to eliminate secondary ignition breakdown and restore precise combustion timing across all six cylinders.

The Stock S60 Ignition Vulnerabilities

The transversely mounted B6304T4 turbocharged inline-six experiences severe thermal cycling within the compact P3 engine bay. Over time, OEM coil pack potting degrades from persistent heat soak, creating internal copper winding shorts, dielectric breakdown in the silicone boots, and micro-arcing. Concurrently, factory spark plug electrode erosion widens the gap, dramatically increasing the secondary voltage demand on aging coils. This electrical resistance drop triggers intermittent high-boost misfires (P0300–P0306 DTCs), rough idle stability, unburnt fuel wash, and premature catalytic converter degradation.

The Engineering Solution

This complete ignition kit features six high-output coil-on-plug units wound with dense, high-grade electrolytic copper wire and sealed in high-dielectric epoxy to resist extreme thermal breakdown. Matched with six fine-wire iridium spark plugs, the laser-welded center electrodes require lower ionization voltage while withstanding aggressive cylinder pressures under boost. The combination delivers immediate flame propagation, stable idle, and robust arc delivery under heavy load.

Technical Specifications

Compatibility

• 2011-2012 Volvo S60 T6 Sedan 4-Door 3.0L 2953CC l6 GAS DOHC Turbocharged
• 2011-2012 Volvo S60 T6 R-Design Sedan 4-Door 3.0L 2953CC l6 GAS DOHC Turbocharged

The Volvo Precision Standard

Calibrated specifically to interface seamlessly with Volvo Bosch ME engine management, this ignition kit maintains factory resistance profiles to guarantee zero misfire codes or check engine lights.