2019–2021 Chevrolet/GMC L84 5.3L Engine – 29,000 Miles

Modern Power. Low Mileage. OEM Reliability.

Upgrade or replace your truck’s powertrain with this low-mileage 2019–2021 Chevrolet/GMC L84 5.3L Engine, featuring only 29,000 miles. The L84 Gen V engine delivers impressive power, improved efficiency, and cutting-edge technology, making it a top choice for OEM replacements or modern LS/LT swap projects.

Built with direct injection, Dynamic Fuel Management (DFM), and Variable Valve Timing (VVT), the L84 is designed to deliver maximum performance while maintaining excellent fuel economy — perfect for modern Silverado and Sierra trucks.

Product Details:

• Engine Type: 5.3L L84 V8 (Gen V)

• Horsepower: 355 HP (Stock)

• Torque: 383 lb-ft (Stock)

• Mileage: 29,000 miles

• Fuel System: Direct Injection + DFM

• Block Material: Aluminum

• Condition: Used / Tested

• Year Range: 2019–2021

• Shipping: Fast Nationwide U.S. Delivery

⚡ Key Features:

• ✅ Low-Mileage OEM Engine – Only 29K miles for extended service life and reliability

• ✅ Modern Gen V Technology – Includes DFM, VVT, and direct injection for optimized performance

• ✅ Factory 355 HP Output – Excellent balance of power and fuel economy

• ✅ Ideal for Replacement or Swap – Perfect for modern GM trucks or high-tech LS/LT swap builds

• ✅ Lightweight Aluminum Block – Improved efficiency and handling compared to older iron blocks

• ✅ Direct-Fit Replacement – Designed to bolt directly into compatible Silverado/Sierra models

🔧 Compatibility:

The L84 5.3L Engine fits a variety of 2019–2021 Chevrolet and GMC trucks and SUVs, including:

• Chevrolet Silverado 1500

• GMC Sierra 1500

• Select GM SUVs equipped with the 5.3L L84 engine

• Compatible with factory harnesses, mounts, and ECU systems

It’s also an excellent choice for modern swap projects, restomods, or performance truck builds.

🛡️ Warranty Information:

All engines include a 60-Day Start-Up Warranty, covering:

• Engine startup functionality

• No cracks, holes, or major internal issues upon installation

Warranty Exclusions: Overheating, improper installation, tuning errors, or abuse are not covered. Extended warranties are available upon request.