Genuine Aisan Fuel Pressure Regulator MD158457

Ensure optimal fuel delivery and engine performance with the Aisan Fuel Pressure Regulator MD158457 (SKU 24-031). This premium OEM-quality fuel pressure regulator is engineered by Aisan to maintain precise fuel pressure throughout your fuel system, enabling your engine to deliver maximum power, fuel efficiency, and smooth operation for Mitsubishi Magna TR TS 3.0L V6 6G72 and Mitsubishi Pajero NH NJ 3.0L V6 6G72 applications.

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Key Features & Benefits

• Genuine Aisan Quality - OEM-grade component built to exacting standards
• Precise Fuel Pressure Control - Maintains optimal fuel pressure for proper engine operation
• Improved Engine Performance - Ensures consistent fuel delivery for maximum power
• Enhanced Reliability - Prevents fuel starvation, rough idle, and poor acceleration
• Durable Construction - Built to withstand extreme fuel system pressures and temperatures
• Direct Replacement - Perfect fit for Mitsubishi Magna TR TS & Pajero NH NJ 3.0L V6 6G72
• Easy Installation - Direct replacement for original regulator

Technical Specifications

• Aisan Part Number: MD158457
• Component Type: Fuel Pressure Regulator
• Primary Application: Mitsubishi Magna TR TS 3.0L V6 6G72 & Pajero NH NJ 3.0L V6 6G72
• Weight: 0.25 kg

Vehicle Compatibility

This Aisan fuel pressure regulator is designed for:

• Mitsubishi Magna TR with 3.0L V6 6G72 engine
• Mitsubishi Magna TS with 3.0L V6 6G72 engine
• Mitsubishi Pajero NH with 3.0L V6 6G72 engine
• Mitsubishi Pajero NJ with 3.0L V6 6G72 engine

CLICK HERE TO CHECK IF THIS FITS YOUR VEHICLE.

OEM Part Number Cross-Reference

This Aisan fuel pressure regulator replaces the following OEM part numbers:

• MD158457 (Aisan/Mitsubishi)
• FPR031 / FPR-031

Common Symptoms of Faulty Fuel Pressure Regulators

• Engine misfires or runs rough
• Poor acceleration or loss of power
• Engine hesitation or stumbling
• Hard starting or no-start condition
• Black smoke from exhaust (running rich)
• Poor fuel economy
• Fuel smell or visible fuel leaks
• Check engine light illuminated (fuel system codes)
• Engine stalling at idle or under load

What Does a Fuel Pressure Regulator Do?

The Fuel Pressure Regulator maintains consistent fuel pressure in your vehicle's fuel system by controlling the amount of fuel that returns to the fuel tank. It ensures that the fuel injectors receive fuel at the correct pressure for optimal atomization and combustion. The regulator adjusts fuel pressure based on engine vacuum, increasing pressure under load and decreasing it at idle. Without a properly functioning fuel pressure regulator, your engine will experience poor performance, reduced fuel economy, and potential damage from running too rich or too lean.

Why Choose Genuine Aisan Fuel Pressure Regulators?

Aisan is a trusted OEM supplier to Mitsubishi and other major automotive manufacturers, producing high-quality fuel system components. Genuine Aisan fuel pressure regulators are designed to meet or exceed original equipment specifications, ensuring precise pressure control, long-lasting reliability, and optimal engine operation. Using genuine parts ensures proper fitment and maintains your vehicle's performance standards.

Why Choose LM15 Motorsport?

We supply genuine Aisan fuel pressure regulators with fast shipping across Australia. Every part is carefully inspected to ensure you receive the exact component your vehicle needs for reliable performance and optimal fuel delivery.

Need help with fitment or installation? Contact our expert team for advice specific to your Mitsubishi Magna TR TS or Pajero NH NJ 3.0L V6 6G72.