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Looking for aftermarket parts to modify or upgrade your 2011 GMC Sierra 2500 HD with transmission internals? At Tunersports.com we carry a huge selection of the top name brand performance transmission internal parts and accessories for your Sierra 2500 HD.
Whether you have a 2011 GMC Sierra 2500 HD in Denali to WT trim we have you covered. We have 1 transmission internals available parts to mod your Sierra 2500 HD. All parts have free shipping to the Continental US 48 States.
 IN STOCK - DROPSHIPS 103131525% 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 dynami... BD Diesel Allison Pressure Controller - 2011-2016 Chevy Duramax 6.6L 2011-2014 GMC Sierra 2500 HD WT 2011-2016 GMC Sierra 2500 HD Denali / SLE / SLT $335.95 |