Equivalents for the Bosch spark plug GLP138
Meet the Bosch GLP138 spark plug : thread 14 mm, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour), heat range medium. All its 164 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…
Technical information Bosch GLP138 spark plug
- Resistor
- no
- Torque
- fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)
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164 equivalents compatible with the Bosch GLP138 spark plug





















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No equivalent for this brand selection.
What can replace a Bosch GLP138 spark plug?
The Bosch GLP138 is interchangeable with: Bosch GN317, Champion CH601, Denso DG198, Bosch GPN-317, Champion GJ29IS, Champion JA29IS. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Bosch GLP138?
Thread 14 mm, Heat range Medium, Resistor no, Seat Flat (gasket), Torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)
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.