2018 Chevy Silverado 1500 throttle body — Throttle Valve Assembly, 5.3L price snapshot
- Low
- $29
- Average
- $89
- High
- $110

Year & trim-specific price guide
A used 2018 Chevy Silverado 1500 throttle body (Throttle Valve Assembly, 5.3L) costs $29 to $110, with a median asking price of $110. Based on 47 priced salvage yard listings across the US, updated Aug 27, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $29–$110 | 29 | |
| Grade BStandard used | $45–$110 | 17 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $45–$45 | 1 |
Median by grade
Median asking price by seller-reported condition grade · $29–$110 overall range
Trim-specific context
This pricing covers the Throttle Valve Assembly, 5.3L variant of the 2018 Chevy Silverado 1500 throttle body, based on 47 priced listings. Its $110 median is 0% above the 2018 Chevy Silverado 1500 throttle body overall median of $110.
There are 2 other throttle body variants available for the 2018 Chevy Silverado 1500.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
Same year, other trims
Back to full guide
Common questions
Based on 47 priced salvage-yard listings, a used 2018 Chevy Silverado 1500 throttle body in the Throttle Valve Assembly, 5.3L variant lists between $29 and $110, with a median asking price of $110.
The Throttle Valve Assembly, 5.3L variant appears in model years 2015, 2016, 2017, 2018. Prices and availability may differ by year.