Spark plug · NGK
Equivalents for the NGK spark plug 2664
The NGK 2664 spark plug. Compare its 130 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.
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What can replace a NGK 2664 spark plug?
The NGK 2664 is interchangeable with: NGK DIFR6C11, Bosch FR 7 DII33X, Denso IK20, NGK DIFR6B11D, NGK BKR6EIX-11, NGK DIFR6D-11D. 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.