Bosch 6743 Spark Plug

Buyer fitment guide only intended as reference. Please use catalogue search by vehicle to ensure proper fitment.

• Electrode gap is factory set which never requires adjustment and ensures ease of installation
• Four yttrium enhanced ground electrodes provides optimum access to the air/fuel mixture for the most efficient combustion, plus the yttrium alloy ground electrodes reduce gap wear and oxidation for extended performance life
• More platinum vs. Bosch Platinum Plus for smoother acceleration, top fuel economy and maximum engine power
• Revolutionary surface air gap firing technology featuring multiple spark paths that delivers the longest, most powerful spark for ultimate engine performance
• The best of the Bosch Platinum Series, with the most platinum, delivers maximum engine power for a longer performance life.