{"title":"2020-2026 GM 2500HD\/3500HD 6.6L L5P Duramax Rebuild Kits","description":"\u003cp\u003eA complete rebuild on your 2020-2026 GM 2500HD\/3500HD 6.6L L5P Duramax deserves internal components built to restore reliable performance for the long haul. Our Rebuild Kits selection includes the pistons, rings, bearings, gaskets, and related hardware needed to properly rebuild your Duramax after high mileage or hard use. Using a complete kit helps ensure every wear component is addressed at once, reducing the risk of comebacks from mismatched or overlooked parts. Whether you're restoring a tired engine or building for increased power, these internal components give your L5P a solid foundation. Shop our top tier selection of L5P rebuild kits today!\u003c\/p\u003e","products":[{"product_id":"ppe-128035590-stage6g-c5-clutch-pack-01-22-gm-66l-duramax","title":"PPE 128035590 Stage6G C5 Clutch Pack | 2001-2022 GM Silverado\/Sierra 2500HD\/3500HD 6.6L Duramax","description":"\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThoughtfully designed to match your diesel engine needs\u003c\/li\u003e\n\u003cli\u003eEngineered to enhance vehicle performance\u003c\/li\u003e\n\u003cli\u003eCrafted from the highest grade materials\u003c\/li\u003e\n\u003cli\u003eIncorporates the latest technologies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFor Heavy-Duty Use\u003c\/h4\u003e\n\u003cp\u003eIntroducing the Stage 6 Clutch Pack by PPE, the pinnacle of transmission performance for heavy-duty use. Designed with uncompromising quality, PPE's Stage 6 Transmission Kit features a triple clutch converter, recalibration kit for increased clutch holding power, and upgraded C5 clutches with kolene steels. Built to endure the toughest conditions, it's the ultimate choice for those who demand reliability and power in every shift.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022 GM Silverado\/Sierra 2500HD\/3500HD 6.6L Duramax with GM Allison 1000\/2000 series Transmission\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNotes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits 2001-2022 GM 6.6L Duramax with Allison 1000\/2000.\u003c\/li\u003e\n\u003cli\u003eUpgraded C5 clutches handle more power and torque.\u003c\/li\u003e\n\u003cli\u003eValve body recalibration kit boosts clutch holding power.\u003c\/li\u003e\n\u003cli\u003eBuilt for towing, racing, and high-performance setups.\u003c\/li\u003e\n\u003cli\u003eComes with a one-year limited warranty.\u003c\/li\u003e\n\u003cli\u003eProfessional installation recommended for proper results.\u003c\/li\u003e\n\u003cli\u003eOnly works with Allison 1000\/2000 transmissions.\u003c\/li\u003e\n\u003cli\u003eIdeal when upgrading torque converter or adding power.\u003c\/li\u003e\n\u003cli\u003eNot needed for stock trucks unless clutches fail.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PPE","offers":[{"title":"Default Title","offer_id":49527586029852,"sku":"PPE128035590","price":269.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/2279\/8108\/files\/ppe128035590_8.jpg?v=1722359592"},{"product_id":"suncoast-sc-10l1000-cat3-r-category-3-10l1000-transmission-rebuild-kit-with-pro-loc-valve-body-combo-20-24-gm-6-6l-duramax","title":"SunCoast SC-10L1000-CAT3-R Category 3 10L1000 Transmission Rebuild Kit with Pro-Loc Valve Body Combo | 2020-2025 GM Silverado\/Sierra 2500HD\/3500HD 6.6L Duramax L5P","description":"\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e20% stronger than the OEM powertrain for extreme durability\u003c\/li\u003e\n\u003cli\u003e4140 Steel Dowels replace the weak, factory cast aluminum\u003c\/li\u003e\n\u003cli\u003eIncludes Pro-Loc Valve Body \u0026amp; Pump for increased line pressure for firmer, faster shifts\u003c\/li\u003e\n\u003cli\u003e250% increase in cooler charge pressure\u003c\/li\u003e\n\u003cli\u003ePerfect for heavy-duty towing, hauling, and performance applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUnleash the Full Potential of Your 10L1000 Transmission\u003c\/h4\u003e\n\u003cp\u003eIf you're pushing your 2020-2025 GM 6.6L Duramax to its limits, whether for heavy towing, off-road adventures, or high-performance applications, the SunCoast Category 3 10L1000 Rebuild Kit is the ultimate upgrade. Factory transmissions are designed for stock performance, but when you demand more, the weaknesses of the 10L1000 start to show”slipping clutches, excessive heat, and inefficient fluid dynamics. This comprehensive rebuild kit not only restores but enhances your transmission's durability and performance. With premium Raybestos GPZ friction materials, expanded clutch capacity, and precision-machined billet components, this kit delivers stronger, smoother shifts and extended service life”ensuring your transmission keeps up with your power demands.\u003c\/p\u003e\n\u003ch4\u003ePro-Loc Valve Body \u0026amp; Pump: Precision-Engineered for Power\u003c\/h4\u003e\n\u003cp\u003eThe SunCoast Pro-Loc Valve Body and Pump Combo is a game-changer for 10L1000 performance. Factory valve bodies and pumps are engineered for comfort, but they struggle under heavy loads and high horsepower. SunCoast's Pro-Loc system dramatically increases line pressure by up to 60 PSI, improving clutch clamping force for stronger, faster shifts. The Torque Converter Clutch lock-up circuit is modified for quicker engagement, reducing slip and extending clutch life. The cooler charge pressure is boosted by 250%, providing better lubrication and reducing transmission temperatures during heavy towing or aggressive driving. SunCoast also refines the latch valve circuit, allowing full clutch pack engagement at 80 PSI instead of the stock 120 PSI, leading to faster, more efficient shifts. With these upgrades, your transmission is not only stronger and more responsive but also built to withstand high-performance environments without compromise.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e 2020, 2021, 2022, 2023, 2024, 2025 GM Silverado\/Sierra 2500HD\/3500HD 6.6L Duramax L5P\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKit Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRaybestos Powertrain GPZ Frictions\u003c\/li\u003e\n\u003cli\u003eRaybestos Powertrain Steels\u003c\/li\u003e\n\u003cli\u003eSunCoast Pro-Loc Valve Body and Pump\u003c\/li\u003e\n\u003cli\u003eExpanded Capacity E Drum with Billet Apply Piston\u003c\/li\u003e\n\u003cli\u003eExpanded F Clutch Capacity\u003c\/li\u003e\n\u003cli\u003e10L1000 Transmission Overhaul Kit\u003c\/li\u003e\n\u003cli\u003ePan Filter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNotes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e$1,500 Refundable Valve Body Core Charge applies\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SunCoast Performance","offers":[{"title":"Default Title","offer_id":51161969492252,"sku":"SUNSC-10L1000-CAT3-R","price":4127.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/2279\/8108\/files\/SUNSC-10L1000-CAT3-R_1.jpg?v=1738268543"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/2279\/8108\/collections\/GM_Duramax_Transmission_Rebuild_Kits_Thumb_1.jpg?v=1728499068","url":"https:\/\/www.alligatorperformance.com\/collections\/2020-2026-gm-2500hd-3500hd-6-6l-l5p-duramax-rebuild-kits.oembed","provider":"Alligator Performance","version":"1.0","type":"link"}