No one knows transmissions & torque converters like


No one knows transmissions & torque converters like 2008-sonnax-logo-white



Torque Converter

Torque Converter

High Performance

High Performance



Heavy Duty Input Shafts

Heavy Duty Input Shafts
The perfect upgrades for any GM 4L60-series high-horsepower street or strip application.


Sonnax offers the industry affordable, high-quality performance Slip Yokes

Clutch Drum

Powerglide® 10-Clutch Drum Kits
New and improved kits provide racers with the absolute best in value and performance!

Cash for Solenoid Cores

Start a core return online, or call (800) 843-2600, Ext. 379

Vacuum test guides

Vacuum Test Guides are a great tool for Valve Body Vacuum Testing

Remanufacured Solenoid Kit

Aisin AW 55-50SN, 55-51SN Remanufactured Linear Solenoid Kits

Zip Kit®

GM 6L45, 6L50, 6L80, 6L90 Zip Kit®

U660E, U660F Zip Kit

Toyota/Lexus U660E, U660F Zip KiT®

Steel Plate

Aisin AW TR-60SN (VW 09D) Steel Plate

Thrust Washer

Toyota U440E (AW 80/81-40LE), U341E Thrust Washer

Impeller Hub

VW 09A, Jatco JF506E Impeller Hub

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