Bosch 4 - Alternative spark plugs

There are 12 replacement spark plugs for Bosch 4. The cross references are for general reference only, please check specifications for your application.

Compatible plug on Amazon

BOSCH 6743 Platinum+4 Spark Plug - Single

9.05$

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Bosch 4 replacement spark plugs

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, but are not limited to, the eBay Partner Network and Amazon Associates.