Everything you need for a successful torque converter rebuild.

Sonnax is the world's leading, full product line supplier of aftermarket torque converter components for domestic, import, industrial, racing and heavy-duty converters. From popular OE replacement parts to unique performance kits and fixes, our extensive selection of products combines the latest in automotive technology with outstanding reliability, performance and durability for long-lasting, trouble-free rebuilds.

With more than 50 torque converter part types available, our powerful search filters make it easy to find exactly what you’re looking for. You can search by unit, size and many of the part types are displayed in sortable, detailed charts.