This 2011–2013 Chevrolet Silverado 1500 4.3L LU3 V6 engine is a used OEM unit sourced from a properly maintained donor vehicle and prepared carefully before being offered for sale. It is commonly used as a replacement for the LU3 engine, Chevy 4.3 V6, and 2013 Chevrolet Silverado 1500 engine 4.3 L V6 applications, where proper engine matching is essential.
 
Removed from a running donor vehicle
Stored under proper conditions after removal
No visible external damage at time of inspection
 
This engine is compatible with 2011–2013 Chevrolet Silverado 1500 models equipped with the 4.3L LU3 V6 configuration and delivers dependable performance for work, hauling, and daily driving.
 
Before being listed, each used Chevrolet engine was evaluated to confirm stable operation and consistent performance under normal driving conditions.
 
Compression consistent across all cylinders
Leak inspection completed before shipment
Stable idle verified during testing
No abnormal internal engine noise observed
 
A 6-month warranty is included, with an option to extend coverage up to 1 year for added assurance. It is recommended to verify compatibility before purchase to ensure proper fitment, and assistance is available if needed.
 
Key Specifications
 
Engine Type: 4.3L V6 (LU3)
Mileage: 58,987 miles
Compatibility: Chevrolet Silverado 1500 (2011–2013, 4.3L)
Fuel System: Electronic fuel injection
Induction: Naturally aspirated
Performance: Reliable V6 power with efficient operation
Testing: Compression, oil pressure, and leak-down tested
Condition: A-grade, OEM-tested engine
Storage: Indoor, sealed pallet storage
Warranty: 6-month warranty (extendable up to 1 year)
Shipping: Fast, secure freight delivery