Ignition Coil & Iridium Spark Plugs for Mercedes-Benz E300 (2008-2009) 3.0L V6

High-Performance Ignition Coil & Iridium Spark Plug Kit for 2008-2009 Mercedes Benz E-Class

What it Does: This direct-replacement ignition coil and iridium spark plug package restores ignition efficiency and corrects misfire conditions in the 3.0L V6 M272 engine.

The Stock E-Class Ignition Weakness

As the W211 chassis ages, the factory ignition coils on the M272 V6 engine become highly susceptible to thermal degradation. Heat soak from the aluminum block causes the standard epoxy resins and secondary windings within the OEM coils to break down, leading to increased electrical resistance. This deterioration typically manifests as erratic idling, poor throttle response, increased fuel consumption, and inevitable P0300-series misfire codes as voltage drops under load. Additionally, standard spark plug electrodes erode over tens of thousands of miles, widening the spark gap and placing unnecessary strain on already weakening factory coil packs.

The Engineering Solution

This complete ignition overhaul kit resolves factory shortcomings by pairing heavy-duty ignition coils with high-efficiency iridium spark plugs. The upgraded coils feature premium copper wire windings encased in superior thermal-resistant housings, ensuring stable voltage output even during severe heat cycles. This OE+ durability prevents premature internal arcing and dielectric breakdown. Paired with iridium spark plugs—which require less voltage to bridge the gap and boast exceptional resistance to spark erosion—this package delivers a concentrated, consistent spark. The result is complete combustion, smoother idle, optimized fuel economy, and up to a 15% increase in ignition energy transfer over aged stock components.

Technical Specifications

Compatibility

• 2008 Mercedes-Benz E300 3.0L V6
• 2009 Mercedes-Benz E300 3.0L V6

The Mercedes Benz Precision Standard

Engineered specifically for the complex electronic systems of European luxury sedans, this ignition kit meets strict quality control standards to ensure a perfect fit with zero check engine lights (no-CEL). Restore the refined, balanced performance expected from your W211 E-Class.