6.0 LQ9 COMPLETE ENGINE, TRANSMISSION, COMPUTER AND HARNESS PACKAGE

6.0L LQ9 Complete Engine, Transmission, Computer and Harness Package

This complete GM 6.0L LQ9 Vortec V8 powertrain package combines a performance-oriented LS-based engine with a transmission, engine computer, and wiring harness. The LQ9 is known for its cast-iron block, strong torque delivery, and suitability for compatible truck applications and custom performance projects.

Including the computer and wiring harness can help simplify installation when the electronics match the engine and intended vehicle. This package is a potential solution for powertrain replacements, classic truck restorations, and custom GM engine swaps.

Compatible Chevrolet Applications

• Chevrolet Silverado 1500, subject to engine configuration
• Chevrolet Silverado 2500HD and 3500, where compatible
• Chevrolet Tahoe
• Chevrolet Suburban
• Chevrolet Avalanche
• Chevrolet Express vans, subject to configuration
• Chevrolet C/K truck and custom LS swap projects

Compatible GMC Applications

• GMC Sierra 1500, subject to engine configuration
• GMC Sierra 2500HD and 3500, where compatible
• GMC Yukon
• GMC Yukon XL
• GMC Savana vans, subject to configuration
• Classic GMC pickup and performance builds

Other Popular Applications

• Cadillac Escalade-based projects
• Chevrolet C10 and square-body truck swaps
• Classic muscle car restomods
• Street rods and hot rods
• Performance trucks and custom GM builds

Package Highlights

• Engine: GM 6.0L LQ9 Vortec V8
• Engine block: Cast iron
• Transmission: Included; exact model to be confirmed
• Electronics: Engine computer and wiring harness included
• Engine family: GM LS-based V8
• Ideal for: Compatible replacements, restorations, and custom LS swaps