11-16 Duramax LML BD Diesel Allison Pressure Controller Differential All anzo Taillights are a

All anzo Taillights are a plug and play fit

** With Speaker Hole**

Severe engine damage will result

designed with the average driver in mind

When this happens

11-16 Duramax LML BD Diesel Allison Pressure Controller Differential All anzo Taillights are a25% to 115% more theoretical holding power Delivers up to 275psi line pressure at WOT Only active when boost over 15psi, unlike solenoid foolers or plugs which are active all the time Does not create parasitic load or extra heat when inactive Does not cause clunky or unusual shifts due to dynamic activation No transmission relearn required Installs in under an hour Warranty Parts 12 Months