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TrailFX 190361 Underbody Truck Tool Box - Aluminum Diamond Plate 36x17.5x18

Manufacturer

TrailFX

<h3>About TrailFX</h3><p>Whether you're heading deep into backcountry trails or hauling gear across town, <strong>TrailFX</strong> has built a reputation as one of the most trusted names in truck and Jeep accessories. The brand's philosophy is straightforward: your vehicle powers your lifestyle, and the right accessories should help you work hard and play harder. From rugged off-road recovery gear to precision-fit bed protection, TrailFX covers the full spectrum of truck customization with an emphasis on quality, function, and innovation.</p><p>TrailFX products are engineered for real-world use. The brand designs accessories for a wide range of popular trucks and Jeeps, ensuring vehicle-specific fitment rather than one-size-fits-all solutions. This commitment to proper fitment is evident across every product category — from protective exterior add-ons to cargo management systems built for demanding work environments.</p><h3>Exterior Protection & Aerodynamics</h3><p>One of TrailFX's top-performing product lines is its <a href="/1847-trailfx-hood-deflector-10669">hood deflectors</a>. Also known as bug shields or hood protectors, these aerodynamically designed shields deflect road debris, bugs, and road spray away from the hood and windshield, helping preserve your truck's finish mile after mile. TrailFX's hood deflectors are crafted to complement the factory styling of specific truck models, so they look like they belong there.</p><p>For drivers who haul regularly, protecting the truck bed is just as important as protecting the hood. TrailFX offers purpose-built <a href="/1847-trailfx-truck-bed-liner-1008">truck bed liners</a> manufactured from model-specific molds for a perfect, gap-free fit. The thick, ribbed construction shields the bed floor from scratches, dents, and corrosive chemicals, while promoting airflow and moisture evaporation between the liner and the bed surface — a smart detail that prevents long-term rust damage.</p><h3>Bed & Tailgate Accessories</h3><p>Complementing the bed liner lineup, TrailFX <a href="/1847-trailfx-tailgate-liner-1172">tailgate liners</a> deliver direct-fit protection for one of the most vulnerable and frequently used surfaces on any pickup. Designed with reinforced corners and a non-skid surface, TrailFX tailgate liners safeguard the tailgate's finish against scrapes, cargo slides, and the daily abuse of loading and unloading. These liners are engineered to resist oil, gasoline, and other corrosive chemicals commonly found on job sites.</p><h3>Bumpers & Structural Accessories</h3><p>TrailFX is also recognized as a manufacturer of heavy-duty <a href="/1847-trailfx-bumper-1340">bumpers</a>, offering both front and rear replacements designed to enhance the aggressive styling and protective capability of trucks and Jeeps. The brand's Cattleman&reg; bumper line is a standout, providing full replacement bumpers built to handle the structural demands of off-road environments while giving your build a bold, purposeful look.</p><h3>Cargo & Hauling Solutions</h3><p>For contractors, tradespeople, and outdoor adventurers who need to transport large gear or equipment, TrailFX <a href="/1847-trailfx-ladder-rack-10600">ladder racks</a> deliver heavy-duty hauling capability in a practical, adjustable design. Built for full-size trucks, these racks provide a reliable overhead platform for ladders, lumber, kayaks, and other oversized cargo — keeping the truck bed clear for additional payload.</p><h3>A Brand Built for Trucks & Jeeps</h3><p>TrailFX stands out by balancing durability with everyday usability across a broad product lineup that includes steps and nerf bars, lighting, winches, lift and leveling kits, toolboxes, awnings, and much more. Whether you're outfitting a daily driver or a dedicated off-road machine, TrailFX brings the same engineering focus to every product: fit it right, build it tough, and make it last.</p>

Part Number

190361
09/12/2036 12:07 AM
Sale Price

$534.31

In Stock (10+)

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The TrailFX 190361 is a heavy-duty underbody truck tool box designed for secure storage beneath your vehicle. This professional-grade storage solution features a durable 16-gauge aluminum construction with a bright polished diamond plate finish that resists rust and corrosion while maintaining a sleek appearance.

Key Features:

  • 16-gauge aluminum construction for maximum strength and durability
  • Bright polished diamond plate finish for corrosion resistance and style
  • Single lid design for easy access to contents
  • 6.8 cubic foot storage capacity
  • Compact dimensions: 36" L x 17.5" W x 18" H
  • Underbody mounting design maximizes truck bed space
  • Weather-resistant construction protects tools and equipment

TrailFX aluminum tool boxes are engineered to provide reliable storage solutions for trucks and commercial vehicles. The underbody design allows you to keep essential tools and equipment secure and organized without sacrificing valuable bed space. The polished aluminum finish not only looks professional but also stands up to the elements, making this an ideal choice for contractors, fleet vehicles, and work trucks.

Products specifications

Color/ Finish

Polished

Type

Underbody

Material

16 Gauge Aluminum

Width (in)

17-1/2 Inch

Height (in)

18 Inch

Handle Type

T-Handle

Length (in)

36 Inch

With Tray

No

Height (Bed Rail Down)

Not Applicable

Surface Design

Diamond Tread

Lockable Lid

Yes

Width (Bed Width)

Not Applicable

Drilling Required

No

Number Of Lids/Storage Box Doors

1 Lid

With Lid Shocks

No

Volume (CU FT)

6.8 Cubic Feet

Title

TOOL BOX Trail FX BED BOX CROSS OVER CONTRACTOR

Prop 65 Y/N

N

Received exact item ordered and received it quicker than expected. Great service!!

Fast shipping

Best service from start to finish would highly recommend

Prompt shipping

fast

This was my first time. The seller keeps his promise. Delivery is really quick.

Perfect

Great customer service

Extremely simple ordering process with no petty passwords to remember

Great company..Great communication..Fast shipping. A+++++++++++++++.<br>Will do business again.

First time that I have tried Autoplicity. Best price on the brand/part that I really wanted. Fast turnaround, and they have great customer service. Will use again. Highly recomend!

I ordered a Jet Powr-Flo, SKU: JET-69190, from Autoplicity and it was at least 40% off the regular JET price. The site was off on all the vehicles the component fits, but I knew what part to get and I'm completely satisfied. My 2008 Mustang is running smoother than ever and wasting less fuel. So for any performance parts I'll search the maker sites first but I'll purchase from Autoplicity first.

Fast shipping , product just as described, and quality product.

fast and easy website to use. Also had the best price on the part I ordered

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