Volvo D13 Mack MP8 Separator - Crankcase Oil Separator Assembly - Replaces 23188425

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SKU: FP-905-12-4886
Regular price $377.00
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Fitment

Fits these trucks

Volvo D13 Series Engines (VNL, VNR, VHD models)Mack MP8 Series Engines (Anthem, Pinnacle, Granite models)
Always confirm your year, make & model before ordering.
Part numbers

OEM & interchange numbers

9 cross-refs
Volvo 23188425 Volvo 22877306 Volvo 21975945 Volvo 21314358 Volvo 21373547 Automann 840.620604517 Dorman 996-1006 Newstar S-28620 Newstar VOL-21373547
Direct 1-to-1 replacement for every number above. Tap any number to copy.
Overview

Protect your engine’s efficiency and prevent costly emissions system contamination with this premium Volvo D13 Mack MP8 Separator by FleetPro Parts & Tires. Specifically engineered for Mack MP8 and Volvo D13 engines, this crankcase oil separator (also known as a centrifuge) plays a vital role in removing oil mist from crankcase gases before they are recirculated. A failing separator can lead to oil carry-over, which clogs your aftertreatment system and reduces overall engine performance. We stock these heavily right here in our Hanover Park, Illinois warehouse to ensure lightning-fast shipping for owner-operators and fleets across the Midwest and nationwide.

Advanced Crankcase Ventilation: The Volvo D13 Mack MP8 Separator Advantage

This Volvo D13 Mack MP8 Separator is a high-performance, professional-grade assembly built using multiple high-durability materials to withstand the extreme heat and chemical exposure of the engine’s crankcase. By effectively separating oil from blow-by gases, it ensures that only clean air enters the intake and exhaust streams, protecting your turbocharger and DPF. Note: This is a complete unit designed for a seamless, bolt-on installation, helping you avoid "Ghost" oil consumption issues and excessive soot buildup.

At FleetPro Parts & Tires, we prioritize engine longevity and EPA compliance. This Volvo D13 Mack MP8 Separator is a direct replacement for major part numbers including Volvo 23188425, Volvo 21975945, and Dorman 996-1006. Replacing your oil separator as part of your scheduled maintenance is a critical step in preventing downstream failures in your SCR and DPF systems. Upgrade to FleetPro quality today.


Vehicle & Engine Fitment

This oil separator is precision-engineered for the following heavy-duty engine applications:

  • Volvo: D13 Series Engines (Found in VNL, VNR, VHD models)
  • Mack: MP8 Series Engines (Found in Anthem, Pinnacle, Granite models)


Direct Replacement & Cross-Reference Numbers:

This separator assembly serves as a direct exact-fit replacement for the following part numbers:

  • Volvo OEM: 23188425, 22877306, 21975945, 21314358, 21373547
  • Automann: 840.620604517
  • Dorman: 996-1006
  • Newstar: S-28620, S28620, VOL-21373547


Technical Specifications

  • Component Type: Crankcase Oil Separator (Centrifuge)
  • Color: Black
  • Material: Multiple High-Grade Materials (Heat & Chemical Resistant)
  • Taxonomy: Crankcase Breathers / Oil Separators
  • Warranty: 1-Year / 100,000-Mile Fleet Standard
  • Brand: FleetPro Parts & Tires
Specifications
Component Type
Crankcase Oil Separator (Centrifuge)
Color
Black
Material
Multiple High-Grade Materials (Heat and Chemical Resistant)
Warranty
1-Year / 100,000-Mile Fleet Standard
Questions
Will this fit my truck?
This part fits Volvo D13 Series Engines (VNL, VNR, VHD models), Mack MP8 Series Engines (Anthem, Pinnacle, Granite models). Always confirm your year, make and model before ordering.
What part numbers does it replace?
Yes. It is a direct replacement that interchanges with Volvo 23188425, Volvo 22877306, Volvo 21975945, Volvo 21314358, Volvo 21373547, Automann 840.620604517, Dorman 996-1006, Newstar S-28620, Newstar VOL-21373547.
How fast does it ship?
In-stock orders placed before 12 PM Central on business days ship the same day from our Hanover Park, IL warehouse, and typically arrive in 2 to 5 business days anywhere in the USA.
What's your return policy?
Unused items in original packaging can be returned within 30 days, backed by our 30-day money-back guarantee. If we ship the wrong part, we cover the return label and send the correct one.