Ford Mustang engine computer — Electronic Control Module, GT, ID FR3A-12B684-CLB price snapshot
- Low
- $61
- Average
- $188
- High
- $249
Trim-specific price guide
Ford Mustang Engine Computer — Electronic Control Module, GT, ID FR3A-12B684-CLB prices
Pricing for the Electronic Control Module, GT, ID FR3A-12B684-CLB variant of the Ford Mustang engine computer, aggregated from 78 salvage yard listings across 2 model years.
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 21, 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 Ford Mustang engine computer (Electronic Control Module, GT, ID FR3A-12B684-CLB) costs $61 to $249, with a median asking price of $190. Based on 78 priced salvage yard listings across the US, updated Oct 21, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$180
Grade B (good)$193
USD
Condition comparison
Price by part grade
Grade AClean / low wear$61–$24957 listings
Grade BStandard used$162–$24920 listings
Grade XUngraded$75–$751 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $61–$249 | 57 | |
| Grade BStandard used | $162–$249 | 20 | |
| Grade XUngraded | $75–$75 | 1 |
Median by grade
Grade price comparison
Grade A$180
Grade B$193
Ungraded$75
Median asking price by seller-reported condition grade · $61–$249 overall range
Trim-specific context
How is the Electronic Control Module, GT, ID FR3A-12B684-CLB priced differently?
This pricing covers the Electronic Control Module, GT, ID FR3A-12B684-CLB variant of the Ford Mustang engine computer, based on 78 priced listings across 2 model years (2016, 2017). Its $190 median is 10% above the Ford Mustang engine computer overall median of $172.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Price by model year
What does a Electronic Control Module, GT, ID FR3A-12B684-CLB cost by year?
Other trims
Other Ford Mustang engine computer variants
Electronic Control Module, Base (V6), ID FL3A-12A650-BEA
1 yr$110$75 – $298Electronic Control Module, Base (V6), ID FL3A-12A650-BEB
1 yr$110$75 – $298Electronic Control Module, Base (V6), ID FL3A-12A650-CA
2 yrs$146$51 – $175Electronic Control Module, Base (V6), ID FL3A-12B684-BEA
2 yrs$146$51 – $175Electronic Control Module, Base (V6), ID FL3A-12B684-BEB
2 yrs$146$51 – $175Electronic Control Module, Base (V6), ID FR3A-12A650-CVD
3 yrs$125$50 – $288Electronic Control Module, Base (V6), ID FR3A-12A650-CXD
3 yrs$150$150 – $282Electronic Control Module, Base (V6), ID FR3A-12A650-DRA
2 yrs$217$75 – $338Electronic Control Module, Base (V6), ID FR3A-12A650-EPA
1 yr$150$65 – $267Common questions
Ford Mustang engine computer (Electronic Control Module, GT, ID FR3A-12B684-CLB) FAQ
How much is a used Ford Mustang engine computer (Electronic Control Module, GT, ID FR3A-12B684-CLB)?
Based on 78 priced salvage-yard listings across 2 model years, a used Ford Mustang engine computer in the Electronic Control Module, GT, ID FR3A-12B684-CLB variant lists between $61 and $249, with a median asking price of $190.
Which Ford Mustang years use the Electronic Control Module, GT, ID FR3A-12B684-CLB engine computer?
The Electronic Control Module, GT, ID FR3A-12B684-CLB variant appears in model years 2016, 2017. Prices and availability differ by year.
Is there a price difference between Electronic Control Module, GT, ID FR3A-12B684-CLB condition grades?
Yes. Grade A has a median of $180, Grade B has a median of $193. Grade A parts are in excellent condition, B is good, and C is fair.