Equivalents for the MDR spark plug MGP6803
MDR MGP6803 is an automotive spark plug — heat range medium, reach 15.2–19.0 mm. Browse its 208 equivalents: compatible, interchangeable and replacement spark plugs across NGK, Bosch, Champion, Denso and many more.
Technical information MDR MGP6803 spark plug
- Resistor
- no
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208 equivalents compatible with the MDR MGP6803 spark plug


































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No equivalent for this brand selection.
What can replace a MDR MGP6803 spark plug?
The MDR MGP6803 is interchangeable with: Bosch CH166, Champion W430, Denso DG122, Bosch CH222, Bosch GLP032, Champion CH166. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the MDR MGP6803?
Reach 15.2–19.0 mm, Heat range Medium, 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.