{"product_id":"superior-shift-kit-4l60e-4l65e-4l70e","title":"Superior Shift Kit 4L60E 4L65E 4L70E","description":"\u003ch3\u003eSuperior 4L60E-L Shift Correction Kit (1998-Up) | Code 1870 \u0026amp; TCC Fix\u003c\/h3\u003e\n\u003cp\u003eTake control of your transmission’s health with the Superior K4L60E-L, the industry’s most respected mechanical \"Problem Solver.\" This isn't just a shift kit; it’s a comprehensive recalibration package designed specifically for 1998-and-newer 4L60E, 4L65E, and 4L70E transmissions.\u003c\/p\u003e\n\u003cp\u003eWhether you're fighting the notorious P1870 slip code or looking to firm up \"lazy\" factory shifts in your Silverado, Tahoe, or Corvette, the Superior kit addresses the root causes of transmission failure. It replaces high-wear factory valves with upgraded components that stay smooth even under high-heat and heavy-towing conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat This Kit Fixes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe P1870 Fix\u003c\/strong\u003e: Includes the PWM Powervalve to eliminate the Torque Converter Clutch (TCC) slip code while maintaining factory driveability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates \"Slide-Bump\" Shifts\u003c\/strong\u003e: Corrects the annoying flare-up or \"slide\" during the 2nd and 3rd gear transitions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorn Plate Recovery\u003c\/strong\u003e: Includes oversized checkballs to restore seal integrity on older, worn separator plates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtects the 3-4 Clutch\u003c\/strong\u003e: Increases lube oil flow to the 3-4 clutch pack—the #1 failure point in the 4L60E family.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePerformance Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelectable Firmness\u003c\/strong\u003e: Includes instructions for both \u003cstrong\u003eRegular Duty\u003c\/strong\u003e and \u003cstrong\u003eHeavy Duty\/Towing\u003c\/strong\u003e applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSprag Protection\u003c\/strong\u003e: Recalibrates internal timing to prevent premature failure of the forward sprag.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooler Operating Temps\u003c\/strong\u003e: Improves internal lubrication and TCC engagement efficiency to shed heat faster.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTransmissions: \u003c\/strong\u003e 4L70E (M70) 2004-UP, 4L60E (M33,M30) 1996-UP, 4L65E (M32) 1996-UP\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eVehicle\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eBUICK\u003c\/strong\u003e\u003cbr\u003eRAINIER 2003-2007 4 SP R\/4WD L6 4.2L V8 5.3L\u003cbr\u003eROADMASTER SEDAN, ROADMASTER WAGON 1995-1996 4 SP RWD V8 5.7L\u003cbr\u003e\u003cstrong\u003eCADILLAC\u003c\/strong\u003e\u003cbr\u003eESCALADE\/ESV\/EXT 1999-2006 4 SP R\/4WD V8 5.3L 5.7L 6.0L\u003cbr\u003eFLEETWOOD, BROUGHAM, LIMO 1995-1996 4 SP RWD V8 5.7L\u003cbr\u003e\u003cstrong\u003eCHEVROLET\u003c\/strong\u003e\u003cbr\u003eSILVERADO 1998-2013 4 SP R\/4WD V6 4.3L V8 4.8L 5.3L V8 6.0L\u003cbr\u003eSUBURBAN 1500 1995-2008 4 SP R\/4WD V8 4.8L 5.0L 5.3L 5.7L V8 6.0L\u003cbr\u003eENVOY, TRAILBLAZER 1999-2009 4 SP R\/4WD L6 4.2L V8 5.3L V8 6.0L\u003cbr\u003eASTRO, BLAZER, SONOMA, S\/T PICK-UP, SAFARI, CORVETTE 1995-2005 4 SP R\/4WD V6 4.3L\u003cbr\u003eAVALANCHE 2001-2008 4 SP R\/4WD V8 5.3L 6.0L 8.1L\u003cbr\u003eC\/K, PICK-UP 1500, C\/K, PICK-UP 2500, C\/K, PICK-UP 3500(95) 1995-1997 4 SP R\/4WD V6 4.3L V8 4.8L 5.0L 5.3L 5.7L 6.0L\u003cbr\u003eC-1500 2001-2015 4 SP 4WD V8 5.3L\u003cbr\u003eCAMARO 1995-2002 4 SP RWD V6 3.4L 3.8L V8 5.7L\u003cbr\u003eCANYON 2003-2013 4 SP R\/4WD L4 2.8L 2.9L V6 3.5L L5 3.7L V8 5.3L\u003cbr\u003eCAPRICE SEDAN, CAPRICE WAGON, IMPALA 1995-1996 4 SP RWD V8 4.3L 5.7L\u003cbr\u003eCOLORADO 2003-2012 4 SP R\/4WD L4 2.8L 2.9L L5 3.5L 3.7L V6 3.6L V8 5.3L\u003cbr\u003eEXPRESS 1997-2016 4 SP R\/4WD V6 4.3L V8 5.3L\u003cbr\u003eTAHOE 1995-2013 4 SP R\/4WD V8 4.8L 5.3L 5.7L\u003cbr\u003eVAN FULL SIZE 1500-2500 1995-2011 4 SP RWD V6 4.3L V8 4.8L 5.0L 5.3L 5.7L 6.5L DIESEL\u003cbr\u003eVAN FULL SIZE 3500 1995-1999 4 SP RWD V6 4.3L\u003cbr\u003eSSR 2003-2006 4 SP RWD V8 5.3L 6.0L\u003cbr\u003e\u003cstrong\u003eGMC\u003c\/strong\u003e\u003cbr\u003eSIERRA 1500 1998-2013 4 SP R\/4WD V6 4.3L V8 4.8L 5.3L V8 6.0L\u003cbr\u003eSAVANA 1997-2016 4 SP R\/4WD V6 4.3L V8 4.8L 5.3L\u003cbr\u003eYUKON , YUKON XL 2000-2011 4 SP R\/4WD V8 4.8L 5.3L 6.0L\u003cbr\u003e\u003cstrong\u003eHOLDEN\u003c\/strong\u003e\u003cbr\u003eADVENTRA 2004-2007 4 SP 4WD V8 5.7L\u003cbr\u003eCOMMODORE 2000-2011 4 SP RWD V6 3.6L 3.8L V8 5.7L\u003cbr\u003eMONARO 2001-2006 4 SP RWD V8 5.7L\u003cbr\u003e\u003cstrong\u003eISUZU\u003c\/strong\u003e\u003cbr\u003eASCENDER 2003-2008 4 SP R\/4WD L6 4.2L V8 5.3L\u003cbr\u003eHOMBRE 1997-2000 4 SP RWD L4 2.2L V6 4.3L\u003cbr\u003eI SERIES (290, 370) 2006-2008 4 SP R\/4WD L4 2.8L 2.9L L5 3.5L 3.7L\u003cbr\u003e\u003cstrong\u003eOLDSMOBILE\u003c\/strong\u003e\u003cbr\u003eBRAVADA 1995-2004 4 SP R\/4WD V6 4.2L 4.3L\u003cbr\u003e\u003cstrong\u003ePONTIAC\u003c\/strong\u003e\u003cbr\u003eFIREBIRD 1995-2002 4 SP R\/4WD V6 3.8L V8 5.7L\u003cbr\u003eGTO 2004-2006 4 SP RWD V8 5.7L 6.0L\u003cbr\u003e\u003cstrong\u003eSAAB\u003c\/strong\u003e\u003cbr\u003e9'7X 2005-2009 4 SP R\/4WD V6 4.2L V8 5.3L\u003cbr\u003e\u003cstrong\u003eSUZUKI\u003c\/strong\u003e\u003cbr\u003eVitara 2000-2004 4 SPD RWD,4WD\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlternate Words:\u003c\/strong\u003e Automatic Transmission, Reprogramming, Improvement , Correction, Shift , Valve Body Rebuild Kit, K4L60EL, K4L60E-L\u003cbr\u003e\u003c\/p\u003e","brand":"SUPERIOR","offers":[{"title":"Default Title","offer_id":41914111164475,"sku":"K4L60-EL","price":102.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0299\/1285\/8683\/files\/K4L60E-L-02.jpg?v=1733846559","url":"https:\/\/es-ve.suntransmissions.com\/products\/superior-shift-kit-4l60e-4l65e-4l70e","provider":"Sun Transmissions","version":"1.0","type":"link"}