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STATE AUTO PARTS

Your trusted partner for premium quality pre-owned engines and transmissions. Leveraging our network of 5,000+ certified suppliers across the nation, we deliver thoroughly tested components backed by a comprehensive 2-year warranty.

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  • 21151 S. Western Ave, Torrance, CA 90501
  • (800) 241-8053
  • support@stateautoparts.com
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Copyright © 2026 STATE AUTO PARTS. All rights reserved.

FIND YOUR PART
Speak With a Specialist Now(800) 241-8053
Free ShippingTo commercial addresses nationwide
2-Year WarrantyComprehensive coverage included
Expert SupportCertified VIN fitment specialists
Quality InspectedPressure & compression tested

Infiniti Qx50 ENGINES & TRANSMISSIONS

Used & Remanufactured OEM Powertrains · Tested with Warranty & Free Commercial Shipping

Select Year to Refine Results
All Years20262025202420232022202120202019201820172016201520142013201220112010200920082007200620052004200320022001200019991998
Used Tested2023 INFINITI Qx50 Used Engine

2023 INFINITI Qx50 Used Engine

Option: (2.0L, VIN A, 4th digit, KR20DDET, 4 cylinder)

Warranty:2-Year Included
Mileage:4k
Shipping:Free Commercial
Ships In:24–48 Hours
$5,237$7,227
VIEW DETAILS
Used Tested2022 INFINITI Qx50 Used Engine

2022 INFINITI Qx50 Used Engine

Option: (2.0L, VIN A, 4th digit, KR20DDET, 4 cylinder)

Warranty:2-Year Included
Mileage:16k
Shipping:Free Commercial
Ships In:24–48 Hours
$3,665$5,058
VIEW DETAILS
Used Tested2022 INFINITI Qx50 Used Engine

2022 INFINITI Qx50 Used Engine

Option: (2.0L, VIN A, 4th digit, KR20DDET, 4 cylinder)

Warranty:2-Year Included
Mileage:16k
Shipping:Free Commercial
Ships In:24–48 Hours
$4,220$5,824
VIEW DETAILS
Used Tested2021 INFINITI Qx50 Used Engine

2021 INFINITI Qx50 Used Engine

Option: (2.0L, VIN A, 4th digit, KR20DDET, 4 cylinder)

Warranty:2-Year Included
Mileage:17k
Shipping:Free Commercial
Ships In:24–48 Hours
$3,757$5,185
VIEW DETAILS
Used Tested2021 INFINITI Qx50 Used Engine

2021 INFINITI Qx50 Used Engine

Option: (2.0L, VIN A, 4th digit, KR20DDET, 4 cylinder)

Warranty:2-Year Included
Mileage:14k
Shipping:Free Commercial
Ships In:24–48 Hours
$5,147$7,103
VIEW DETAILS
Used Tested2021 INFINITI Qx50 Used Engine

2021 INFINITI Qx50 Used Engine

Option: (2.0L, VIN A, 4th digit, KR20DDET, 4 cylinder)

Warranty:2-Year Included
Mileage:33k
Shipping:Free Commercial
Ships In:24–48 Hours
$3,381$4,666
VIEW DETAILS
Used Tested2021 INFINITI Qx50 Used Engine

2021 INFINITI Qx50 Used Engine

Option: (2.0L, VIN A, 4th digit, KR20DDET, 4 cylinder)

Warranty:2-Year Included
Mileage:14k
Shipping:Free Commercial
Ships In:24–48 Hours
$4,925$6,796
VIEW DETAILS
Used Tested2021 INFINITI Qx50 Used Engine

2021 INFINITI Qx50 Used Engine

Option: (2.0L, VIN A, 4th digit, KR20DDET, 4 cylinder)

Warranty:2-Year Included
Mileage:12k
Shipping:Free Commercial
Ships In:24–48 Hours
$5,342$7,372
VIEW DETAILS

Used & Remanufactured Infiniti Engines & Transmissions

State Auto Parts provides tested, reliable replacement engines and transmissions for your Infiniti. Save up to 70% off dealer retail pricing while securing a high-quality OEM part backed by warranty protection.

Comprehensive Quality Testing & Inspection

When purchasing a replacement motor or transmission for a Infiniti, quality and longevity are paramount. Our team verifies every inventory item to ensure clean oil channels, strong compression, and smooth gear transitions.

Key Benefits of Sourcing Infiniti Powertrains With Us

  • Factory OEM Fitment: Guaranteed exact match to original manufacturer specifications.
  • Documented Low Mileage: Accurate mileage reporting on every tested unit.
  • Hassle-Free Warranty: Comprehensive coverage for parts and peace of mind.
  • Direct Shipping: Quick delivery to commercial repair facilities or residential addresses.

Whether replacing a failed engine block or upgrading a transmission, our vehicle specialists are available to assist with VIN lookup and fitment confirmation.