2015 Buick Regal engine — 2.4L, VIN R (8th digit, opt LUK, eAssist), California emissions, opt NU6 price snapshot
- Low
- $1,100
- Average
- $1,885
- High
- $3,193

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 R (8th digit, opt LUK, eAssist), California emissions, opt NU6) costs $1,100 to $3,193, with a median asking price of $1,801. Based on 42 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 | $1,100–$3,193 | 39 | |
| Grade XUngraded | $1,450–$2,400 | 3 |
Median by grade
Median asking price by seller-reported condition grade · $1,100–$3,193 overall range
Trim-specific context
This pricing covers the 2.4L, VIN R (8th digit, opt LUK, eAssist), California emissions, opt NU6 variant of the 2015 Buick Regal engine, based on 42 priced listings. Its $1,801 median is 14% below 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 42 priced salvage-yard listings, a used 2015 Buick Regal engine in the 2.4L, VIN R (8th digit, opt LUK, eAssist), California emissions, opt NU6 variant lists between $1,100 and $3,193, with a median asking price of $1,801.
In our current dataset, the 2.4L, VIN R (8th digit, opt LUK, eAssist), California emissions, opt NU6 variant appears only for the 2015 model year.