Premium OEM Spark Plugs for BMW & Mercedes – Precision Engineered for Peak Performance
High-performance iridium core ensures superior ignition efficiency and extended lifespan, reducing misfires and carbon buildup. Precision-machined steel shell with anti-corrosion coating guarantees durability under extreme temperatures. Direct OE replacement (A0041596403) for BMW X3/328i/128i/528i (3.0L) and select Mercedes models. Laser-welded ground electrode minimizes voltage leakage, optimizing fuel economy and throttle response. Exclusive bulk pricing for wholesalers – authentic OEM quality at unmatched global rates. Compatible with turbocharged and naturally aspirated engines. Ships in certified OEM packaging with 100% fitment guarantee.