Mitsubishi DiaQueen | Power Steering Fluid PSF (Part No. 4039645) - 1 Liter

Mitsubishi DiaQueen PSF (Part No. 4039645) is the factory-certified genuine power steering fluid manufactured in Japan to support the demanding hydraulic profiles of Mitsubishi vehicles. Formulated with advanced pressure-handling compounds, it shields the steering rack and pump from internal wear, promoting consistent, noise-free, and effortless steering operations.

Product Specifications:

• Brand: Mitsubishi Motors Genuine Parts.

• Product Line: DiaQueen Power Steering Fluid (PSF).

• Part Number: 4039645.

• Volume: 1 Liter (approx. 34 oz).

• Country of Origin: Made in Japan.

Product Benefits:

• Seamless Steering Response: Serves as an essential fluid dynamic medium for the steering rack and pump, optimizing response times and rendering wheel rotation light and flexible.

• Extreme Pressure Threshold: Engineered to operate efficiently above 1,400 PSI without foaming, thermal shearing, or losing protective viscosity under high loads.

• Anti-Wear and Seal Defense: Delivers premium internal boundary lubrication to extend gear and bearing service life, keeping rubber seals pliable to combat leaks.

• 100% Genuine Japanese Quality: Imported directly to fulfill the exact factory engineering baselines outlined by Mitsubishi Motors.

Usage Instructions:

1. Ensure the vehicle’s engine is turned off and the steering reservoir area is safe and cool to touch.

2. Check the existing fluid level; if performing a full system flush, evacuate the spent steering fluid completely.

3. Replenish the steering reservoir with fresh Mitsubishi DiaQueen PSF until the fluid line reaches the indicated cold/hot max markings.

Suitable For:

• Power steering systems (HPS) of specific high-performance and standard Mitsubishi models, including:

  • Mitsubishi Lancer Evolution 8/9/X.

  • Mitsubishi Pajero.

  • Mitsubishi Outlander.

Protect your steering pump and maintain crisp, responsive handling with genuine Japanese factory fluids. Buy your Mitsubishi DiaQueen PSF 4039645 today from Carboost Store!