Day Motor Sports will be closed for the Thanksgiving Holiday on Thursday November 26th, Friday the 27th and Saturday the 28th. Any orders submitted after closing on the 25th will be shipped on Monday the 30th.



  • Size

  • Bolt Pattern

  • Configuration

  • Type

  • Application

  • Volume

  • Length


From the initial concept to the finished piece, every product that we make undergoes exhaustive quality control testing to ensure that it will put the power to the dirt without failure - every time. Our fully furnished Research and Development and Engineering facilities contain state-of-the-art equipment staffed by passionate and highly trained employees. With dedicated test vehicles, specialized measuring equipment, multiple dynos and cutting edge design software, TCI Automotive is able to produce innovative racing torque converters and other drivetrain products that set the industry standard for performance and reliability. Browse TCI torque converters and more below.

Sort by: