14mm Duramax Gorilla Girdle Kit (LML)
The ½” thick Gorilla Girdle is the strongest girdle on the market. It utilizes the XXL ARP 14mm main studs. This 14mm girdle only fits the LML Engines from 2011 – 2017.
Core charge on the upper oil pan $250.00
Core charge is added to part price. We will credit the core charge back when we receive the old upper oil pan.