2018 Cadillac CTS engine — 3.6L, VIN S (8th digit, opt LGX), AWD price snapshot
- Low
- $588
- Average
- $823
- High
- $1,099
Year & trim-specific price guide
Used 2018 Cadillac CTS Engine — 3.6L, VIN S (8th digit, opt LGX), AWD prices
Trim-specific pricing for the 3.6L, VIN S (8th digit, opt LGX), AWD variant of the 2018 Cadillac CTS engine, built from 6 real salvage yard listings with condition grade detail.
SKWritten bySaurabh Kumar · Co-Founder & CTO
SK
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.
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedOct 9, 2026AS
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.
Price summary
A used 2018 Cadillac CTS engine (3.6L, VIN S (8th digit, opt LGX), AWD) costs $588 to $1,099, with a median asking price of $800. Based on 6 priced salvage yard listings across the US, updated Oct 9, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$1,059
Grade B (good)$588
USD
Condition comparison
Price by part grade
Grade AClean / low wear$743–$1,0994 listings
Grade BStandard used$588–$5881 listings
Grade XUngraded$650–$6501 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $743–$1,099 | 4 | |
| Grade BStandard used | $588–$588 | 1 | |
| Grade XUngraded | $650–$650 | 1 |
Median by grade
Grade price comparison
Grade A$1,059
Grade B$588
Ungraded$650
Median asking price by seller-reported condition grade · $588–$1,099 overall range
Trim-specific context
How does the 3.6L, VIN S (8th digit, opt LGX), AWD compare?
This pricing covers the 3.6L, VIN S (8th digit, opt LGX), AWD variant of the 2018 Cadillac CTS engine, based on 6 priced listings. Its $800 median is 64% below the 2018 Cadillac CTS engine overall median of $2,200.
There are 6 other engine variants available for the 2018 Cadillac CTS.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
3.6L, VIN S (8th digit, opt LGX), AWD in other model years
Same year, other trims
What other 2018 Cadillac CTS engine variants are available?
3.6L, VIN S (8th digit, opt LGX), RWD, engine cooling (opt KC4)
31 listings$2,490$550 – $3,2503.6L, VIN 8 (8th digit, opt LF3, twin turbo)
26 listings$2,669$1,700 – $5,1502.0L (VIN X, 8th digit, opt LTG), RWD
11 listings$2,200$1,500 – $3,0252.0L (VIN X, 8th digit, opt LTG), AWD
9 listings$1,925$1,070 – $2,2223.6L, VIN S (8th digit, opt LGX), RWD, w/o engine cooling
9 listings$1,282$520 – $1,6506.2L (VIN 6, 8th digit, opt LT4)
2 listings$8,995$7,500 – $8,995Back to full guide
2018 Cadillac CTS engine — all trims
Common questions
2018 Cadillac CTS engine (3.6L, VIN S (8th digit, opt LGX), AWD) FAQ
How much is a used 2018 Cadillac CTS engine (3.6L, VIN S (8th digit, opt LGX), AWD)?
Based on 6 priced salvage-yard listings, a used 2018 Cadillac CTS engine in the 3.6L, VIN S (8th digit, opt LGX), AWD variant lists between $588 and $1,099, with a median asking price of $800.
Which years use the 3.6L, VIN S (8th digit, opt LGX), AWD engine?
The 3.6L, VIN S (8th digit, opt LGX), AWD variant appears in model years 2016, 2017, 2018, 2019. Prices and availability may differ by year.