Spark plug · Autolite

Equivalents for the Autolite spark plug AG3

Meet the Autolite AG3 spark plug. Compare its 8 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.

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8 equivalents compatible with the Autolite AG3 spark plug

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W240T2BoschBosch N3ChampionChampion FFE80KKLG

No equivalent for this brand selection.

What can replace a Autolite AG3 spark plug?

The Autolite AG3 is interchangeable with: Bosch W240T2, Champion N3, KLG FFE80, KLG CL10LF, KLG CL10LFAv, ACDelco 43LX. 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.