LML Denali, order you some Meguiars All Purpose Cleaner Plus from autogeek.net. It is super concentrated so order the measuring system that is optional. It will last forever and should get your stain out!!
White 2012 CC LTZ Z71 Duramax, Cognito UCA's, Cognito Torsion Keys, H&S Mini Max, AFE Intake, 4" AFE Race Exhaust, 6" AFE Exhaust Tip, Air Dog II 165, 33.12.50.R20 Toyo MT's on 20x9 BMF Stealth Novakane's, ADP Sump, AMP Research Steps, Pioneer AVH-B5500 7" in dash, front and rear custom painted bumpers/grille, 5% tint all the way around including windshield, 6k HID's in fog lights and regulars, clear bra'd the entire front of the truck, rear inner fender inserts, Rigid Industries 20" Light Bar, Diamond Eye Down Pipe, ADP 3" Charge Pipe.