Original Pierburg electronic turbo pressure diverter valve, also commonly referred to as a reversing valve in the local Proton market.
This is the factory-specified Pierburg unit, designed to regulate turbo boost pressure accurately and protect the turbocharger during throttle lift-off.

This component is widely counterfeited in the market. Genuine Pierburg units differ internally in electronics, diaphragm quality, and heat resistance, which directly affect boost control reliability and service life.

Product Details:

• Brand: Pierburg (Original OEM Manufacturer)

• Product Type: Electronic Turbo Diverter / Reversing Valve

• Proton Part Numbers:
  • PW812458
  • PW910325

• Condition: Brand New Genuine

• Quantity: 1 Unit

Vehicle Compatibility:

• Proton Preve 1.6 Turbo

• Proton Suprima S 1.6 Turbo

• Proton Exora 1.6 Turbo

• Peugeot 308 Turbo

• Peugeot 3008 Turbo

• Peugeot 5008 Turbo

Key Features:

• Genuine Pierburg factory-spec electronic valve

• Precise turbo boost pressure regulation

• Designed for high heat and high boost environments

• Stable electronic response and long-term durability

• Direct-fit replacement with no modification required

Important Notes:

• This listing is for the genuine Pierburg valve, not aftermarket or imitation units

• Market price differences reflect original materials, electronics, and manufacturing quality

• Please confirm part number before ordering

This genuine Pierburg turbo diverter (reversing) valve restores factory-level boost control and reliable turbo operation for supported Proton and Peugeot turbocharged models.