Compatibility - Compatible with 1999 - 2006 GMC Sierra 1500, 1999 - 2004 Sierra 2500, 2001 - 2006 Sierra 3500, 2000 - 2006 Yukon, Yukon XL 1500, Yukon XL 2500, 2003 - 2009 Hummer H2.
Replacement Part Number - 603-102, 603102, 19353731, 10188034, 15075118, 15203949, 15778386, 15808715, 15808716, GM0713009, SK603102. Using stable and outstanding PA plastic materials.
Function - Helping to reduce oil dilution, cylinder bore wear, fuel consumption, exhaust emission, and improving efficiency of the heating system.