Year & trim-specific price guide

Used 2021 Infiniti QX80 Engine Computer — Valve Control, (LH engine compartment) prices

Trim-specific pricing for the Valve Control, (LH engine compartment) variant of the 2021 Infiniti QX80 engine computer, built from 50 real salvage yard listings with condition grade detail.

SKWritten bySaurabh Kumar · Co-Founder & CTO

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.

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ASReviewed byAmbika Sharma · Co-Founder & COO

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.

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Last updatedOct 5, 2026

2021 Infiniti QX80 · Valve Control, (LH engine compartment)

$171

median asking price

50 priced listings · $42–$308

Price summary

A used 2021 Infiniti QX80 engine computer (Valve Control, (LH engine compartment)) costs $42 to $308, with a median asking price of $171. Based on 50 priced salvage yard listings across the US, updated Oct 5, 2026. Prices exclude shipping, core charges, and installation.

Grade A (excellent)$171

Grade B (good)$182

2021 Infiniti QX80 engine computer — Valve Control, (LH engine compartment) price snapshot

USD

Low: $42
Average: $148
High: $308

50 priced listings used · last updated Oct 5, 2026· How we price·

Condition comparison

Price by part grade

Grade AClean / low wear$75–$25534 listings

Grade BStandard used$99–$30810 listings

Grade XUngraded$42–$1326 listings

Grade	Price range	Listings
Grade AClean / low wear	$75–$255	34
Grade BStandard used	$99–$308	10
Grade XUngraded	$42–$132	6

Median by grade

Grade price comparison

Grade A$171

Grade B$182

Ungraded$75

Median asking price by seller-reported condition grade · $42–$308 overall range

Trim-specific context

How does the Valve Control, (LH engine compartment) compare?

This pricing covers the Valve Control, (LH engine compartment) variant of the 2021 Infiniti QX80 engine computer, based on 50 priced listings. Its $171 median is 6% above the 2021 Infiniti QX80 engine computer overall median of $162.

There is 1 other engine computer variant available for the 2021 Infiniti QX80.

Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.

Same trim, other years

Valve Control, (LH engine compartment) in other model years

All years

202448 listings$179$100 – $350 202341 listings$125$40 – $175 202241 listings$125$40 – $191 202044 listings$125$40 – $203 201950 listings$171$42 – $308 201847 listings$96$40 – $350 201742 listings$124$45 – $287 201649 listings$165$45 – $238 201536 listings$117$64 – $395

Same year, other trims

What other 2021 Infiniti QX80 engine computer variants are available?

Electronic Control Module, (5.6L, 8 cylinder, gasoline)

32 listings$162$85 – $250

Back to full guide

2021 Infiniti QX80 engine computer — all trims

View 2021 guide

Common questions

2021 Infiniti QX80 engine computer (Valve Control, (LH engine compartment)) FAQ

How much is a used 2021 Infiniti QX80 engine computer (Valve Control, (LH engine compartment))?

Based on 50 priced salvage-yard listings, a used 2021 Infiniti QX80 engine computer in the Valve Control, (LH engine compartment) variant lists between $42 and $308, with a median asking price of $171.

Which years use the Valve Control, (LH engine compartment) engine computer?

The Valve Control, (LH engine compartment) variant appears in model years 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024. Prices and availability may differ by year.