Spark plug · NGK
Equivalents for the NGK spark plug 5811
NGK 5811 is an automotive spark plug. All its 38 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…
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What can replace a NGK 5811 spark plug?
The NGK 5811 is interchangeable with: NGK BP5E, Bosch W 9 D+, Champion N12YC, NGK BP5EA, NGK BP5EY, NGK BP5EA-L. 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.