Compatible with:Freightliner Trucks Business Class M2 112(2005-2021),108SD(2008-2020),114SD(2008-2018),M2 106(2004-2017),B2(2008-2012),M2 Compatible With Western Star 4700SB 4700SF 2012-2017
Function:Capture particles in the air before they enter the engine, and provide the engine with as clean air as possible with the least airflow restriction, thereby improving the performance and efficiency of the engine and extending its service life
Installation:Our air filter is designed for convenience and can be installed in 3-5 minutes
Note:It Is a Replacement Part,Not Original Part.But It Can Work Good For You