Spark plug · Apex
Equivalents for the Apex spark plug 09 STD
The Apex 09 STD spark plug. All its 56 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…
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What can replace a Apex 09 STD spark plug?
The Apex 09 STD is interchangeable with: NGK BCPR9ES, Champion C57YC, Denso Q27AZ, NGK BKR9EIX, NGK R5686-9, NGK R6337-9. 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.