[Dual Filtration Technology] Features internal shallow filter--29537965 ; on filter--29539579 . Fits Light Duty trucks 2001-2010 5 & 6 speed for Allison 1000 Transmissions,Significantly reduce particulate matter, Extends the life of your transmission, improves fluid circulation, and avoids premature wear on gears, solenoids, and torque converters. NOTE:This kit does NOT fit deep pan (deep sump) transmissions. [Solve Issues]The transmission Filter Kit solves rough shifting, slippage, and abnormal noises caused by clogged oil passages. Maintains consistent hydraulic pressure for smoother gear transitions and avoids torque converter shudder in stop-and-go traffic [ Compatibility] This transmission filter kit for Allison 1000 and 2000 Series transmissions, For 6.6L Engine For 2500 HD, 2001-2010 For 2500 HD Classic, 2007 For 3500, 2001-2006 For 3500 Classic, 2007 For 3500 HD; 2007-2010 For 2500 HD, 2001-2010 For 2500 HD Classic, 2007 For 3500, 2001-2006 For 3500, 2001-2005 For 3500 Classic,2007 For 3500 HD 2007-2010 Color: Black & Silver Material: Plastic+Metal Package Contents: 1 x Transmission Filter Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.