Direct Replacement: Specifically designed as a direct replacement for the fish tuner switch for LB7 duramax
SOTF Convenience: Gain ultimate control by changing power levels directly from your dash-mounted switch while driving .no need to stop or reprogram your tuner
Reliable Operation: Constructed with high-quality materials for durability and long-term reliability
Installation Instructions: Designed for a straightforward installation process, includes clear instructions to help you install