Its always best practice to replace torque converter bolts once they are removed. These short bolts are designed to work with both OE and aftermarket torque converters. Trucks over 1000HP should consider ARP or Chromoly hardware.
(6) Grade 9.8 Flange Bolts
Works with most Aftermarket Performance Torque Converters such as Goerend and Suncoast
Each bolt comes with Patchloc Threadlocker Installed
Works with BD Diesel Flexplate
Works with Billet Flexplate
M10 x 1.5 Thread works on most 2001-2021 GM Duramax Applications