Spark plug · First Line

Equivalents for the First Line spark plug FGP145

First Line FGP145 is an automotive spark plug — reach 15.2–19.0 mm, heat range hot. Here are its 144 cross-references: equivalent, compatible and replacement plugs from NGK, Bosch, Champion, Denso and other makers.

Technical information First Line FGP145 spark plug

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144 equivalents compatible with the First Line FGP145 spark plug

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What can replace a First Line FGP145 spark plug?

The First Line FGP145 is interchangeable with: Bosch CH171, Champion W566, Denso DG005, Bosch CH184, Bosch CH271, Bosch GLP112. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the First Line FGP145?

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.