Equivalents for the Ultra spark plug UGP4
Ultra UGP4 is an automotive spark plug with heat range medium, reach 15.2–19.0 mm. Here are its 37 cross-references: equivalent, compatible and replacement plugs from NGK, Bosch, Champion, Denso and other makers.
Technical information Ultra UGP4 spark plug
- Resistor
- no
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What can replace a Ultra UGP4 spark plug?
The Ultra UGP4 is interchangeable with: Bosch GLP186, Champion CH79, Denso DG123, Champion CH79002, Denso DG-123, Beru 631MJ. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Ultra UGP4?
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.