Equivalents for the Superdiesel spark plug SD6818
The Superdiesel SD6818 spark plug — reach 15.2–19.0 mm, heat range hot. All its 349 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…
Technical information Superdiesel SD6818 spark plug
- Resistor
- no
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349 equivalents compatible with the Superdiesel SD6818 spark plug



































































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No equivalent for this brand selection.
What can replace a Superdiesel SD6818 spark plug?
The Superdiesel SD6818 is interchangeable with: Bosch GF112, Champion W560, Denso DG105, Bosch GLP034, Bosch GPF-128, Bosch GPF-133. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Superdiesel SD6818?
Reach 15.2–19.0 mm, Heat range Hot, Resistor no, 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.