2018 Kia Optima transmission control module — Power Supply, (battery management system, on battery), VIN C (8th digit, hybrid) price snapshot
- Low
- $250
- Average
- $336
- High
- $428

Year & trim-specific price guide
A used 2018 Kia Optima transmission control module (Power Supply, (battery management system, on battery), VIN C (8th digit, hybrid)) costs $250 to $428, with a median asking price of $386. Based on 10 priced salvage yard listings across the US, updated Aug 23, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $250–$300 | 2 | |
| Grade BStandard used | $250–$428 | 6 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $250–$400 | 2 |
Median by grade
Median asking price by seller-reported condition grade · $250–$428 overall range
Trim-specific context
This pricing covers the Power Supply, (battery management system, on battery), VIN C (8th digit, hybrid) variant of the 2018 Kia Optima transmission control module, based on 10 priced listings. Its $386 median is 242% above the 2018 Kia Optima transmission control module overall median of $113.
There are 48 other transmission control module variants available for the 2018 Kia Optima.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
Same year, other trims
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Common questions
Based on 10 priced salvage-yard listings, a used 2018 Kia Optima transmission control module in the Power Supply, (battery management system, on battery), VIN C (8th digit, hybrid) variant lists between $250 and $428, with a median asking price of $386.
The Power Supply, (battery management system, on battery), VIN C (8th digit, hybrid) variant appears in model years 2018, 2019, 2020. Prices and availability may differ by year.