Complete Sandwich Adapter Kits

3.0L Duramax Sandwich Plate & Thread Extension Kit

Ford 7.3 Godzilla | 6.8 Mini-Zilla Sandwich Plate & Thread Extension Kit

Ford 5.4 Triton Sandwich Plate & Thread Extension Kit

GM 5.7L, 5.0L, 7.4L V8 Sandwich Plate & Thread Extension Kit

Duramax 6.6 2001-2019 Sandwich Plate & Thread Extension Kit

GM 6.2 V8 2007-Present Sandwich Plate & Thread Extension Kit

Duramax 6.6 2020-Newer Sandwich Plate & Thread Extension Kit