2015 Buick Regal engine — 2.4L, VIN K (8th digit, opt LEA), California emissions, opt NU6 price snapshot
- Low
- $748
- Average
- $2,205
- High
- $3,386

Year & trim-specific price guide
Saurabh Kumar
Co-Founder & CTO, Part Price Guide
Built the pricing pipeline that collects and normalizes used OEM part listings from salvage yards and online marketplaces across the US.
Ambika Sharma
Co-Founder & COO, Part Price Guide
12 years of project management and technical operations experience. Reviews price guides for sample size, fitment accuracy, and data freshness.
A used 2015 Buick Regal engine (2.4L, VIN K (8th digit, opt LEA), California emissions, opt NU6) costs $748 to $3,386, with a median asking price of $2,250. Based on 43 priced salvage yard listings across the US, updated Sep 28, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $748–$3,386 | 36 | |
| Grade BStandard used | $1,500–$1,802 | 3 | |
| Grade XUngraded | $1,300–$1,900 | 4 |
Median by grade
Median asking price by seller-reported condition grade · $748–$3,386 overall range
Trim-specific context
This pricing covers the 2.4L, VIN K (8th digit, opt LEA), California emissions, opt NU6 variant of the 2015 Buick Regal engine, based on 43 priced listings. Its $2,250 median is 7% above the 2015 Buick Regal engine overall median of $2,100.
There are 9 other engine variants available for the 2015 Buick Regal.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same year, other trims
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Common questions
Based on 43 priced salvage-yard listings, a used 2015 Buick Regal engine in the 2.4L, VIN K (8th digit, opt LEA), California emissions, opt NU6 variant lists between $748 and $3,386, with a median asking price of $2,250.
In our current dataset, the 2.4L, VIN K (8th digit, opt LEA), California emissions, opt NU6 variant appears only for the 2015 model year.