Premium Double Platinum Spark Plug – MASUMA S403DP (Japan)
Engineered with precision in Japan, the MASUMA S403DP spark plug features double platinum electrodes for superior durability and consistent ignition performance. High-quality materials resist corrosion and reduce gap erosion, ensuring long-lasting reliability. Optimized for TOYOTA models (compatible with OEM 90919-01247 & 90919-01191), this plug delivers smoother acceleration, improved fuel efficiency, and reduced emissions. Ideal for daily commuters, performance tuning, and heavy-duty driving. Exclusive bulk pricing available – wholesale quantities at unbeatable global rates. Trusted by professional mechanics and DIY enthusiasts for unmatched quality. Upgrade your engine with MASUMA"s precision craftsmanship.