ASSIST STEPS POWER-RETRACTABLE BLACK WITH LED LIGHTING, POWER SUNROOF, DURAMAX 6.6L V8 TURBO DIESEL, DARK ESSENTIALS PACKAGE, 3 YEARS SIRIUSXM. TERMS AT SIRIUSXM.CA/TERMS, HIGH IDLE SWITCH, REAR UNDER SEAT STORAGE, TRI-FOLD HARD TONNEAU COVER, GOOSENECK/5TH WHEEL PREP PKG, SPLASH GUARDS FRONT & REAR, WINDOW TINT