2018 Subaru WRX transmission control module — Lamps, (headlamp level unit, LH dash), ID 84051VA170 price snapshot
- Low
- $30
- Average
- $127
- High
- $275
Year & trim-specific price guide
Used 2018 Subaru WRX Transmission Control Module — Lamps, (headlamp level unit, LH dash), ID 84051VA170 prices
Trim-specific pricing for the Lamps, (headlamp level unit, LH dash), ID 84051VA170 variant of the 2018 Subaru WRX transmission control module, built from 45 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 29, 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 transmission control module (Lamps, (headlamp level unit, LH dash), ID 84051VA170) costs $30 to $275, with a median asking price of $137. Based on 45 priced salvage yard listings across the US, updated Oct 29, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$137
Grade B (good)$100
USD
Condition comparison
Price by part grade
Grade AClean / low wear$30–$27539 listings
Grade BStandard used$100–$1006 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $30–$275 | 39 | |
| Grade BStandard used | $100–$100 | 6 |
Median by grade
Grade price comparison
Grade A$137
Grade B$100
Median asking price by seller-reported condition grade · $30–$275 overall range
Trim-specific context
How does the Lamps, (headlamp level unit, LH dash), ID 84051VA170 compare?
This pricing covers the Lamps, (headlamp level unit, LH dash), ID 84051VA170 variant of the 2018 Subaru WRX transmission control module, based on 45 priced listings. Its $137 median is 4% above the 2018 Subaru WRX transmission control module overall median of $132.
There are 18 other transmission control module variants 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
Lamps, (headlamp level unit, LH dash), ID 84051VA170 in other model years
Same year, other trims
What other 2018 Subaru WRX transmission control module variants are available?
Fuel Pump, (RH quarter panel), 2.0L
50 listings$195$40 – $243Multifunction, (integrated control, LH center dash), ID 88281VA651
49 listings$155$30 – $260Suspension, (TPMS, LH quarter panel)
48 listings$129$45 – $243Air Bag
47 listings$158$35 – $260Differential Lock, (LH dash, 2.5L)
47 listings$141$50 – $340Steering, (motor driven power steering, RH frame rail, 2.0L), (ID 34710VA060)
47 listings$101$45 – $230Communication, (telematics, RH dash), ID 86222SG010
46 listings$166$50 – $250Fuel Pump, (RH quarter panel), 2.5L
42 listings$75$35 – $243Multifunction, (integrated control, LH center dash), ID 88281VA661
42 listings$161$42 – $227Transmission, (LH dash, 2.0L, AT, CVT), ID 30919AE552
42 listings$203$65 – $400Theft-Locking, keyless access control unit (LH dash), (ID 88802VA040)
39 listings$111$35 – $335Theft-Locking, keyless receiver
39 listings$111$27 – $335Transmission, (LH dash, 2.0L, AT, CVT), ID 30919AF800
33 listings$166$65 – $405Theft-Locking, keyless control unit (under package tray), US market
32 listings$80$35 – $195Lamps, (headlamp level unit, LH dash), ID 84051VA160
26 listings$63$32 – $157Transmission, (LH dash, 2.0L, AT, CVT), ID 30919AF410
26 listings$139$90 – $252Theft-Locking, keyless control unit (under package tray), Canada market
24 listings$53$35 – $256Communication, (telematics, RH dash), ID 86229SG012
19 listings$99$65 – $153Back to full guide
2018 Subaru WRX transmission control module — all trims
Common questions
2018 Subaru WRX transmission control module (Lamps, (headlamp level unit, LH dash), ID 84051VA170) FAQ
How much is a used 2018 Subaru WRX transmission control module (Lamps, (headlamp level unit, LH dash), ID 84051VA170)?
Based on 45 priced salvage-yard listings, a used 2018 Subaru WRX transmission control module in the Lamps, (headlamp level unit, LH dash), ID 84051VA170 variant lists between $30 and $275, with a median asking price of $137.
Which years use the Lamps, (headlamp level unit, LH dash), ID 84051VA170 transmission control module?
The Lamps, (headlamp level unit, LH dash), ID 84051VA170 variant appears in model years 2018, 2020, 2021. Prices and availability may differ by year.