[Precision Compatibility] This transmission filter kit for Allison 1000 and 2000 and 2400(Deep Pan) Series transmissions, For 6.6L Duramax Diesel Engine 2010-2019 Chevy Silverado 2500 HD, 2010-2019 Chevy Silverado 3500 HD; 2010-2019 GMC Sierra 2500 HD, 2010-2019 GMC Sierra 3500 HD [Dual Filtration Technology] Features internal deep filter——29542824 ； spin on filter——29539579. 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 fit deep pan (deep sump) transmissions. The oil pan type is a deep oil pan (2-3 inches taller than a standard oil pan, with the drain bolt positioned further rearward).Double-check your pan type to ensure compatibility [Solve Gearbox 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 [Premium Construction] Internal deep filter uses corrosion-resistant steel frame + high-density cellulose media; and external spin-on filter that provide high efficiency filtration against debris and abrasive particles [Complete Kit, Easy DIY]The transmission Filter Kit Includes 29542824 deep pan filter, 29539579 spin-on filter, and a gasket (30% thicker for a perfect seal). Direct OEM replacement – no modifications needed. For Chevy Silverado, GMC Sierra other options for owners of vehicles with Allison transmissions Important Notes:Package included: 1 x Transmission filter, 1 x Pan gasket，1 x Spin-On Filter. Regular replacement of the transmission filter is recommended,by changing the transmission filter regularly,the life of the transmission will be extended and expensive repairs will be avoided.