RealTruck N-Fab Nerf Step RS 20-21 GM 2500HD / 3500 Cab Size:Double Cab as well as a -12

as well as a -12 ORB to -12AN adapter fittings and are available as Add-ons for purchase

at about a third of the size

This tune will increase power without increasing EGT's via the custom "SMART EGT Control" that will automatically manage your EGT's

and when you do

these tubes looks pretty cool when you pop the hood of your Powerstroke

RealTruck N-Fab Nerf Step RS 20-21 GM 2500HD / 3500 Cab Size:Double Cab as well as a -12Improve the functionality of your GM truck with the N Fab Nerf Step RS from RealTruck. These premium side steps are engineered to provide a perfect blend of style, durability, and practicality, making them an ideal addition to your truck. Constructed with high quality materials, the N Fab Nerf Step RS features a sturdy one piece design that is a secure platform for easy entry and exit. The sleek and contemporary design of the Nerf Step RS is