Acura TLX Battery Size by Year

The 2021-2025 Acura TLX uses a BCI Group 94R AGM battery. 2015-2020 models use a BCI Group 35 battery.

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Battery by model year

Model yearsBatteryTypeCCABuy
2021-2025Group 94RAGM730-850Shop Group 94R
2015-2020Group 35 (some use 48)Flooded540-640Shop Group 35

Match the group and type on the battery you are removing. Shop links go to Amazon, and we may earn a commission at no extra cost to you. Open your exact year below for CCA, terminals and our sources.

Every TLX year

Choose your model year for the exact Group size, CCA, terminal layout, and the right replacement for your Acura TLX.

Sources. The battery size for 11 of 11 model years is checked against a cited source, most often CarSpecs and Interstate Batteries. Each year page lists its own sources.

Last verified 2026-06-18. Maintained by Matan B., who runs GarageDex. How we verify.

More specs for the Acura TLX