2021 GMC AT4 – Unleash Adventure with Style!

Looking to upgrade or customize your GMC truck? TRUXX Outfitters installs all modifications on site with professional certified mechanics. With our proven reputation as an expert in GMC AT4 modifications, you can expect top quality installations with industry backed lifetime warranties. Your GMC AT4 was built for more than just everyday driving. Upgrade today to a complete BDS Suspension Lift Kit and modification from TRUXX Outfitters.

BDS Suspension Lift Kit

If you’re looking for one of the highest quality lift kits on the market, as well as the best looking, BDS Suspension is where it’s at. BDS offers lift kits designed with AT4 enthusiasts in mind that want more out of their trucks both on and off the trail. This 3 inch lift suspension systems feature the same core components that have earned them such a loyal following among GMC AT4 owners.

This top-of-the-line BDS suspension lift kit is constructed with Fox 2.5 remote reservoir coilovers for superior on and off road performance. It includes high clearance one-piece front & rear crossmembers, ductile iron steering knuckles, differential relocation and a heavy duty skid plate as well.

BDS offers a pair of Performance Series Upper Control Arms (UCA) for the rear to improve suspension travel and strength over factory style arms. Constructed from 1.5″ OD heavy wall tubing, fully welded, these arms boast OE style rubber bushings and a MOOG ball joint for improved ride and longevity.

BDS Suspension Lift Kit comes with the security of knowing you purchased the finest lift kit in the aftermarket industry. And with a “No BS Hardcore Lifetime Warranty,” it’s hard to beat.

TRUXX Outfitters is a certified distributor of all BDS products, so our customers can benefit from quality work from professional and experienced mechanics who know BDS suspension kits inside and out. TRUXX Outfitters guarantee labor with a lifetime warranty. That’s how much we believe in BDS products.

AMP Research Power Steps

Entering your truck should never feel like climbing Mount Everest, that’s why AMP Research designed the PowerStep(tm), an automatic electric-powered running board that extends when you

open your doors and retracts out of sight when closed – for improved ground clearance, aerodynamics and aesthetic appeal. This rugged, bold running board is made in the USA with aircraft-quality aluminum that’s black anodized and PTFE coated to resist corrosion and provide lasting strength. Precision stainless-steel hinge points and bearings guarantee rock-solid stability.

This Xtreme running board is built for extreme conditions with dual electric motors for superior traction. Installed quickly and backed by a 5-year warranty, this tough device boasts 600 lb weight capacity per side as well as an OBD-II plug-and-play harness for simple setup. TRUXX Outfitters installs AMP Research Steps in all 2023 Chevy Silverados with a lifetime labor warranty.

UnderCover Ultra Flex Bed Cover

This top-of-the-line truck bed cover from UnderCover comes with exceptional new features and is topped with a matte finish. Drive with confidence knowing your truck bed is covered with a weather resistant UnderCover Ultra Flex Tonneau Cover.

The UnderCover Ultra Flex Bed Cover features are practically endless! Always have quick access to your truck bed with easy to lift panels. Plus there are three secure positions to choose from to ensure your load is secure. Fully open, fully closed, or partially open position.

TRUXX Outfitters installs these made in the USA UnderCover Ultra Flex Bed Cover on site in Lewisville TX. This tonneau cover from UnderCover comes with a 5 year warranty while TRUXX Outfitters provides a lifetime labor warranty.

Wheels and Tires

For offroad driving, three essential upgrades to consider are a suspension system, offroad tires, and wheels. A suspension system offers comfort and durability, but your tires maintain maximum traction on rough terrain. The 34″ Toyo Tires Open CountryA/T tires are a must have for back country mud roads and off terrain adventures. This mud terrain tire features over the shoulder treads for improved handling, deep sipping in tread blocks, constructed from heavy duty 3-ply polyester, and brawny scalloped shoulders. Paired with 17″ Black Rhino wheels, your truck will have style and function.


Window Tint

The finishing touch is window tint. TRUXX Outfitters’ experienced technicians use advanced forming techniques to transform flat glass into the tailored film of your dreams. Equipped with cutting-edge technologies and industry leading brands, we provide premium window tinting solutions that are guaranteed to make your ride a better place to be.


Spray In Bedliner on

At Truxx Outfitters we take pride in being able to offer our customers the Best Spray on truck bed liners in the Business! We have been doing this longer than any other company in the DFW Metroplex area.

Our Patented Bed Liner recipe has been spraying flawlessly since 2009. We guarantee you will not find a better product. And with a lifetime warranty, it’s just one more reason why you should choose Truxx Outfitters to spray your next Sprayed in Bed liner.

If you’re in the market for a GMC AT4 then checkout our local dealerships here.

Contact us if you are ready to embark on the new look of your GMC AT4




Make and Model

Lift Size


Wheel Diameter


Tire size 315/70-17