Spark plug · NGK
Equivalents for the NGK spark plug 1091
NGK 1091, a spark plug. Here are its 1000 cross-references: equivalent, compatible and replacement plugs from NGK, Bosch, Champion, Denso and other makers.
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1000 equivalents compatible with the NGK 1091 spark plug
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What can replace a NGK 1091 spark plug?
The NGK 1091 is interchangeable with: NGK BP6E, Bosch M2C, Champion N2, NGK BP4ES, NGK BP6ES, NGK BP6EV. These spark plugs share the same mounting (thread, seat) and heat range.
Cross-references and specifications are provided for guidance only. The wrench size can vary by brand, and some data is inferred from the plug code or an equivalent reference. Always check the vehicle manufacturer's recommendation before buying and fitting.