Custom Performance Torque Converters

Street, racing, and diesel torque converters custom built for any application.

We offer a full repair or refresh service on converters from any manufacturer.

Free shipping on all diesel and competition torque converters!

Ready to have us build a converter for you? Fill out the Pro-Tech Form!

Or call us at (314) 521-5811 or 1-800-874-9643.

You can also e-mail us at

We are now on Facebook and LinkedIn!

Andy Closkey

Andy Closkey
2010 NHRA Division 6 Pro ET Champion and TPI Converters Customer

“If you are serious about kicking some ass, the custom built racing
torque converters made by TPI are second to none!”