Spark plug · NGK
Equivalents for the NGK spark plug PTR4G15
NGK PTR4G15 is a spark plug. 1000 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
Technical information NGK PTR4G15 spark plug
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What can replace a NGK PTR4G15 spark plug?
The NGK PTR4G15 is interchangeable with: NGK BR5EF, Bosch H5D, Champion G17Y, NGK BP4EFS, NGK BP5EFS, NGK BPR5EF. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the NGK PTR4G15?
Electrode Platinum, Seat Flat (gasket)
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.