Sonnax, Superior, Transgo

Superior 4L60E-L Shift Correction Kit (1998-Up) | Code 1870 & TCC Fix Take control of your transmission’s health with the Superior K4L60E-L, th...

Sonnax ZIP Kit for 6L45, 6L50, 6L80, 6L90 The Sonnax Zip Kit 6L45-6L90-ZIP is designed to address critical circuit pressure losses in GM 6L45, 6L50...

Transgo Pressure Regulator Valve Repair Kit for 6L45, 6L50, 6L80, 6L90 (2006 and Newer) General Motors and BMW vehicles from 2006 onwards, equipped...

Sonnax Line Pressure Booster Kit for 4L60-E, 4L65-E, 4L70-E The Sonnax line pressure booster kit 4L60E-LB2 fits late-style GM 4L60-E, 4L65-E, and 4...

TransGo Reprogramming Kit with Gear Command for All 400 (1965-ON) The TransGo Reprogramming Kit for the TH400 transmission offers enhanced automati...

Sonnax Channel Plate Sleeve for 4T40-E, 4T45-E The OEM does not offer the 4T40-E channel plate sleeve as a standalone part, previously requiring th...

Installation Tool Kit Sonnax Pressure Switch Rebuild 6L45 6L50 6L80 6L90 6T70 (Gen1) 6T75 (Gen1) Contents : Laminate Installation Tool Seal Install...

Sonnax Zip Kit for 6T30, 6T40, 6T45, 6T50 Transmissions The Sonnax Zip Kit 6T40-ZIP is meticulously engineered to address the root causes of variou...

Boost Valve Kit for 4L30-E Large Ratio, OE Code 264 In GM 4L30-E the original equipment (OE) boost valves are crafted from steel, while the sleeves...

Transgo Reprogramming Kit for 6L45, 6L50, 6L80, 6L906L80-TOW&PRO Drive. Tow. Race. Introducing the first and exclusive 6L80 performance kit de...

Transgo Valve Body Plugs 6L45 6L50 6L80 6L90 Transmissions: 6L50 (6L50E,MYB) 2006-UP, 6L45 (6L45E,MYA) 2006-UP, 6L90 (MYD,LY6,6L90E) 2006-UP, 6L80...

Sonnax Tool Kit for 144740-16K TCC Oversized Valve 6T40 6T30 6T45 6T50 Requires VB-FIX a self-aligning valve body reaming fixture.Transmissions: 6...

Sonnax Tool for 144510-01K Oversized Pressure Valve Gen 1 6T30 6T40 6T45 6T50  Requires VB-FIX.Transmissions: 6T50 (6T50E) 2008-UP, 6T45 (6T45E,MH...

Sonnax Shift Cable Mount Bracket 4L60E 1996/97 4L80E 4L85E 1996 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes ...

Sonnax Lube On Demand Valve Kit – Fits GM Gen 3 6T40 Series In 2014, GM introduced the Generation 3 6T40-series transmissions, which feature a rede...

TransGo Oversize Pulse Dampers for GM 6T70, 6T75, 6T80 2007/UP Excess wear in original pulse dampers can negatively impact solenoid pressure contro...

TransGo Pulse Dampers for GM 6T30, 6T40, 6T45, 6T50 2012/UP Excess play in original pulse dampers can disrupt solenoid pressure control, negatively...

TransGo Universal Pulse Damper Tool Kit for 6T30, 6T40, 6T45, 6T50, 6T70, 6T75, 6T80 The TransGo Universal Pulse Damper Tool Kit is a precision too...

Sonnax Pressure Regulator Valve Kit for 6L45, 6L50, 6L80, 6L90 The Sonnax 104520-15K pressure regulator valve kit is designed to resolve common hyd...

Sonnax Center Support Seal Kit for 6L45, 6L50, 6L80, 6L90 In GM 6L45, 6L50, 6L80, and 6L90 transmissions, the rubber seals between the center suppo...

Sonnax TCC Regulator & Isolator Valve Kit for 4L60E, 4L65E, 4L70E The Sonnax TCC Regulator and Isolator Valve Kit 77754-04K is designed to addr...

TransGo Shift Kit Valve Body Repair for GEN2 6T30, 6T40, 6T45 (2013–2017) This TransGo GEN2 6T40 SHIFT KIT Valve Body Repair Kit is designed for 20...

Transgo Shift Kit Valve Body Repair for 6T70, 6T75, 6T80 GEN2 (2013 & Up) This TransGo 6T70-G2 SHIFT KIT® is designed for 2013+ GM vehicles wit...

Transgo Oversized Actuator Feed Limit Valve for 4L60E, 4L65E, 4L70E, 4L75E (1993-2018) General Motors vehicles from 1993 to 2018, equipped with 4L6...