Premium Iridium Spark Plug ILTR5A-13G / ILTR5A13G / 3811

Ultra-fine 0.6mm laser-welded iridium tip ensures precise ignition and extended durability (up to 40% longer lifespan vs standard plugs). Triple-ground electrode design delivers consistent spark energy across 360° for optimized combustion efficiency.

Direct-fit OEM replacement engineered for high-performance vehicles, turbocharged engines, and extreme temperature conditions. Anti-corrosion nickel-plated shell with permanent torque seal prevents gas leakage.

Exclusive tapered cut ground electrode reduces quenching effect, boosting fuel economy by 5-8%. Includes integrated suppressor to eliminate electromagnetic interference with onboard electronics.

Global wholesale pricing available for bulk orders (MOQ 50 units). Ships worldwide with certified OEM packaging. Compatible with select Audi/VW TFSI, BMW N20, and Mercedes M274 engines.