There are 16 replacement spark plugs for Bosch +4. The cross references are for general reference only, please check for correct specifications and measurements for your application. When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include Amazon Associates.
BOSCH 6743 Platinum+4 Spark Plug - Pack of 10
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Bosch 4417 Platinum+4 FGR7DQP spark plug(Pack of 6)
