Spark plug · ACDelco
Equivalents for the ACDelco spark plug M45L
Meet the ACDelco M45L spark plug. Compare its 10 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.
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10 equivalents compatible with the ACDelco M45L spark plug
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What can replace a ACDelco M45L spark plug?
The ACDelco M45L is interchangeable with: Bosch W125T, Autolite AE6, KLG CL9, KLG CL70, KLG FF50, Marchal CR36. These spark plugs share the same mounting (thread, seat) and heat range.
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.