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Underdog Diesel line up of quality products
UDD Gauge A-Pillar Mount - 2024-Current Chevy/GMC
UDD Intake Air Heater Delete - 2006-2010 LBZ/LMM Duramax
UDD CTS2/CTS3 A-Pillar Monitor Mount - 2020-2023 GM 2500/3500HD
UDD Cold Side Charge Pipe Boot Adapter - 2011-2016 GM 6.6L LML Duramax
UnderDog Diesel EPC Solenoid Fooler Plug - 2011-2019 GM 6.6L Duramax
UnderDog Diesel Coolant Bypass Kit - 2011-2016 GM 6.6L LML Duramax
UnderDog Diesel Billet Coolant Block-Off Plate - 2001-2024 GM 6.6L Duramax
UnderDog Diesel CP3 Conversion Kit 2011-2016 LML
2011-2016 Duramax EFI Live Custom Calibrations
2011-2016 Duramax TCM Tuning Calibration Ez lynk
2017–2019 L5P CAN Bus Plugs
2020-2023 L5P CAN Bus Plugs