Application:
For Volvo-D11 2007-2022 
For Volvo Mack MP7 2006-2022

OE/Part number:
21679517,22999818, 21975949, 21975959, 9421679517, 9422999818, For Volvo-D11 21679517 , For Mack MP7 22999818

Specification:

Type:Crankcase Ventilation Separator
Fitment Type:Direct Replacement
The crankcase ventilation system allows spilled gases to escape from the crankcase without causing damage

Features:
Efficient oil separation : effectively separate oil from crankcase ventilation gas, prevent oil pollution, and maintain a clean engine environment.
Durable structure: Made of high-quality materials, durable and can adapt to the harsh conditions of heavy engines.
Direct replacement : Replace the original part number 21679517,22999818, 21975949, 21975959, 9421679517, 9422999818. Provides a reliable, direct alternative to crude oil separators.
Improve engine performance: Ensure smooth and efficient operation of  For Volvo Mack engines by preventing problems related to oil and improving engine health.

Package included:  
1x Crankcase Ventilation Separator + Gasket as pictures show