2018 Subaru WRX alternator — 2.5L price snapshot
- Low
- $35
- Average
- $130
- High
- $250
Year & trim-specific price guide
Used 2018 Subaru WRX Alternator — 2.5L prices
Trim-specific pricing for the 2.5L variant of the 2018 Subaru WRX alternator, built from 49 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 28, 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 Subaru WRX alternator (2.5L) costs $35 to $250, with a median asking price of $100. Based on 49 priced salvage yard listings across the US, updated Oct 28, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$100
Grade B (good)$250
USD
Condition comparison
Price by part grade
Grade AClean / low wear$35–$24346 listings
Grade BStandard used$250–$2501 listings
Grade XUngraded$65–$1752 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $35–$243 | 46 | |
| Grade BStandard used | $250–$250 | 1 | |
| Grade XUngraded | $65–$175 | 2 |
Median by grade
Grade price comparison
Grade A$100
Grade B$250
Ungraded$175
Median asking price by seller-reported condition grade · $35–$250 overall range
Trim-specific context
How does the 2.5L compare?
This pricing covers the 2.5L variant of the 2018 Subaru WRX alternator, based on 49 priced listings. Its $100 median is 18% above the 2018 Subaru WRX alternator overall median of $85.
There is 1 other alternator variant available for the 2018 Subaru WRX.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
2.5L in other model years
Same year, other trims
What other 2018 Subaru WRX alternator variants are available?
Back to full guide
2018 Subaru WRX alternator — all trims
Common questions
2018 Subaru WRX alternator (2.5L) FAQ
How much is a used 2018 Subaru WRX alternator (2.5L)?
Based on 49 priced salvage-yard listings, a used 2018 Subaru WRX alternator in the 2.5L variant lists between $35 and $250, with a median asking price of $100.
Which years use the 2.5L alternator?
The 2.5L variant appears in model years 2015, 2016, 2017, 2018, 2020, 2021. Prices and availability may differ by year.