Westin HDX Xtreme Nerf Bars 07-19 GM 2500HD/3500HD Crew/Double/Extended Cab Select Cab Style:Crew Cab offered in three performance levels:

offered in three performance levels: 140 GPH

SunCoast noticed factory defueling during shifts essentially pulling power between shifts

Fold back two sections for easy loading while keeping part of the bed covered and secure

this innovative pump eliminates the need for any ECU calibration

This is called "Pumping" or "Surge"

Westin HDX Xtreme Nerf Bars 07-19 GM 2500HD/3500HD Crew/Double/Extended Cab Select Cab Style:Crew Cab offered in three performance levels:Climbing into a tall truck should feel natural, not like stepping up a ladder every time! HDX Xtreme Nerf Bars provide a solid stepping surface with oversized textured step pads that help your boots find stable footing. Whether you are getting in before a long day on the job, loading tools and gear, or heading out for a weekend trip, these truck side steps make entering and exiting the cab easier and more comfortable. Built from heavy duty one piece