2006-2010 Infiniti M45 4.5L V8 Engine JDM| VK45DE Replacement Motor RWD

Revive Your Luxury Performance with a Genuine JDM VK45DE V8 Engine.

Restore the exhilarating power of your Infiniti M45 with this premium Japanese Domestic Market (JDM) VK45DE 4.5L V8 engine. Sourced from low-mileage, well-maintained Japanese vehicles, this replacement motor features a lightweight aluminum block, forged steel crankshaft, and DOHC VVT-i technology. Designed for smooth, responsive acceleration and enduring reliability, this engine is the ideal solution for both factory restorations and RWD performance projects.

Vehicle Specifications

• Engine Code: VK45DE

• Displacement: 4.5L (4,494cc)

• Configuration: 90-degree V8

• Valvetrain: DOHC 32-Valve with VVT-i

• Condition: Low-Mileage JDM Import (Compression Tested)

• Fuel Delivery: Multi-port Fuel Injection

Vehicle Fitments

This engine is a direct replacement for the following Rear-Wheel Drive (RWD) models:

• Infiniti M45: 2006, 2007, 2008, 2009, 2010 (Y50 Platform)

• Infiniti FX45: 2006, 2007, 2008 (S50 Platform)

Note: Please verify your specific engine code and wiring harness configuration prior to purchase. Compatibility is specific to RWD models.

Included Parts

• 1 x VK45DE Complete Engine Long Block (Cylinder Heads & Engine Block)

• Intake Manifold & Fuel Rail

• Valve Covers & Oil Pan

• Coil Packs & Sensors (as pictured)

Installation & Notes

• Component Transfer: To ensure full compatibility with your USDM electronics and ECU, you must transfer your original wiring harness, sensors, and throttle body from your existing engine.

• Maintenance: It is highly recommended to install a new water pump, thermostat, and drive belts during installation for long-term reliability.

• Professional Install: Professional installation by a qualified technician is required to validate the engine’s performance and any included start-up warranty.