{"product_id":"dhd-dirty-alli-hi-performance-10l1000-stage-2-built-transmission-2020-gm-2500-3500hd","title":"DHD Dirty-Alli Hi-Performance 10L1000 Stage 2 Built Transmission | 2020+ GM 2500\/3500HD","description":"\u003cp\u003eThe DHD L5P Allison 10L1000 Built 10-Speed Stage 2 Transmission is designed for 2020–2025 GM trucks equipped with the 6.6L Duramax L5P and Allison 10L1000 automatic transmission. Built for higher horsepower diesel applications, this upgraded transmission features strengthened internal components and proprietary improvements to support engines producing up to approximately 600 horsepower.\u003c\/p\u003e\n\n\u003cp\u003eEach transmission is assembled in a clean, controlled environment using a meticulous remanufacturing process. All components are hot tanked, ultrasonically cleaned, and thoroughly inspected before assembly to ensure quality and durability. During the build process, precise measurements, functional testing, and piston apply tests are performed to verify proper operation before the transmission leaves the bench.\u003c\/p\u003e\n\n\u003cp\u003eThe Stage 2 package incorporates increased clutch capacity, a DHD hard anodized F drum, and proprietary valve body modifications to improve clutch holding power and transmission performance. A Goerend triple-disc torque converter is included to enhance torque transfer and durability in higher output diesel applications. Additional new OEM components are installed throughout the transmission to ensure reliable operation and long service life.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Fitment:\u003c\/strong\u003e 2020–2025 GM 6.6L Duramax L5P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission Model:\u003c\/strong\u003e Allison 10L1000 10-Speed Automatic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Rating:\u003c\/strong\u003e Up to approximately 600 horsepower\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncreased OE Clutch Capacity:\u003c\/strong\u003e Improved holding strength for higher power levels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDHD Hard Anodized F Drum:\u003c\/strong\u003e Reinforced internal component for enhanced durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGoerend Triple Disc Torque Converter:\u003c\/strong\u003e Increased torque capacity and improved power transfer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Body Improvements:\u003c\/strong\u003e New valve body with proprietary DHD modifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNew Electronics and Wiring:\u003c\/strong\u003e Ensures consistent transmission operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolenoid Stabilization and Testing:\u003c\/strong\u003e Verified for proper functionality\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep Transmission Pan:\u003c\/strong\u003e Increased fluid capacity to assist with cooling\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNew OEM Gaskets, Seals, and Torrington Bearings\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNew OEM Sump Filter Included\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCore Requirement:\u003c\/strong\u003e A rebuildable transmission core and torque converter are required. To receive full core credit, the returned core must be rebuildable with no case damage, catastrophic failure, or broken hard parts. The returned core must match the model and type of the transmission purchased. Electronic functionality is not required and the core may show signs of normal wear.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Core charge and freight are additional. Transmission longevity depends on proper tuning, sufficient cooling, and responsible driving habits. Excessive temperatures and repeated shock loads can shorten transmission life.\u003c\/p\u003e","brand":"Dirty Hooker Diesel","offers":[{"title":"Default Title","offer_id":51877441798427,"sku":"DH10L2-Z","price":8200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/5757\/3147\/files\/F144785140.jpg?v=1773252760","url":"https:\/\/wwmperformance.com\/products\/dhd-dirty-alli-hi-performance-10l1000-stage-2-built-transmission-2020-gm-2500-3500hd","provider":"WWM Performance","version":"1.0","type":"link"}