2018 Mazda 3 throttle body — (throttle valve assembly), 2.5L price snapshot
- Low
- $30
- Average
- $84
- High
- $237
Year & trim-specific price guide
Used 2018 Mazda 3 Throttle Body — (throttle valve assembly), 2.5L prices
Trim-specific pricing for the (throttle valve assembly), 2.5L variant of the 2018 Mazda 3 throttle body, built from 38 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 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 2018 Mazda 3 throttle body ((throttle valve assembly), 2.5L) costs $30 to $237, with a median asking price of $75. Based on 38 priced salvage yard listings across the US, updated Oct 21, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$75
Grade B (good)$75
USD
Condition comparison
Price by part grade
Grade AClean / low wear$30–$23729 listings
Grade BStandard used$45–$754 listings
Grade XUngraded$55–$755 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $30–$237 | 29 | |
| Grade BStandard used | $45–$75 | 4 | |
| Grade XUngraded | $55–$75 | 5 |
Median by grade
Grade price comparison
Grade A$75
Grade B$75
Ungraded$75
Median asking price by seller-reported condition grade · $30–$237 overall range
Trim-specific context
How does the (throttle valve assembly), 2.5L compare?
This pricing covers the (throttle valve assembly), 2.5L variant of the 2018 Mazda 3 throttle body, based on 38 priced listings. Its $75 median is 0% above the 2018 Mazda 3 throttle body overall median of $75.
There is 1 other throttle body variant available for the 2018 Mazda 3.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
(throttle valve assembly), 2.5L in other model years
Same year, other trims
What other 2018 Mazda 3 throttle body variants are available?
Back to full guide
2018 Mazda 3 throttle body — all trims
Common questions
2018 Mazda 3 throttle body ((throttle valve assembly), 2.5L) FAQ
How much is a used 2018 Mazda 3 throttle body ((throttle valve assembly), 2.5L)?
Based on 38 priced salvage-yard listings, a used 2018 Mazda 3 throttle body in the (throttle valve assembly), 2.5L variant lists between $30 and $237, with a median asking price of $75.
Which years use the (throttle valve assembly), 2.5L throttle body?
The (throttle valve assembly), 2.5L variant appears in model years 2015, 2016, 2017, 2018, 2019, 2020. Prices and availability may differ by year.