High-Performance Auto Spark Plugs FK20HBR11 3473 for Lexus ISF/IS250/GS350/LS460
Precision-engineered with iridium-enhanced center electrode for superior conductivity and extended lifespan. Features triple-ground electrode design for consistent spark delivery, reducing misfires. Advanced ceramic insulator resists extreme heat (up to 1,500°F) and prevents voltage leakage. Laser-welded construction ensures durability under high-pressure engine conditions. Optimized for fuel efficiency and smoother acceleration in Lexus ISF, IS250, GS350, LS460 models. Direct OEM replacement (3473-compatible) with exact factory specifications. Exclusive bulk pricing for wholesalers—global shipping, lowest unit cost guaranteed. Stock up on professional-grade plugs trusted by mechanics.