Spark plug · NGK
Equivalents for the NGK spark plug 4450
NGK 4450 is an automotive spark plug. Here are its 131 cross-references: equivalent, compatible and replacement plugs from NGK, Bosch, Champion, Denso and other makers.
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What can replace a NGK 4450 spark plug?
The NGK 4450 is interchangeable with: NGK C8E, Bosch F 01A 027 013, Champion RG6YC, NGK CR8E, NGK CPR8E, NGK CR8EB. 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.