Custom Semi Box
Design an underbody box exactly to your specs
Other HPI Semi Boxes: Semi Step Box | Side Open Semi Box | Drop Door Semi Box | Double Door Semi Box | Custom Semi Box
Semi Boxes Semi Step Box \ Side Open Semi Box \ Drop Door Semi Box \ Double Door Semi Box \ Custom Semi Box
Custom Semi Box
Customize your next Semi Underbody Box, and make it perfect for you.
- Work with a custom specialist to bring your idea to life
- An Engineer dedicated to your project will create a 3D Model
- Review and approve the design before production
- Only the best materials and components will be used
- American Made
- Built to Last Forever
Highway Products is best known for our million-mile semi boxes. Even an underbody box that is customized for you will still stand up to the longest hauls.
WHY AN HPI™ Custom Semi Box
Modify your box
Customized organization
Unique finishes
What ideas do you have?
It’s how we build it
Built to Last Forever
Have our engineers design your Underbody Box with the exact measurements you need with the door configuration that works best for you
Add drawers, dividers, bulkheads, shelves, trays, chain hangers and more. Save time every day.
Enhance the appearance of your Under Body Box by choosing from a variety of finishes and custom colors.
Work with our custom product specialists and engineers to come up with a design that is perfect for you.
Over-engineered and over-built is the only way we do it. No shortcuts taken anywhere, from thick gauge premium aluminum to the best components we can source.
Everything built at Highway Products comes with our Lifetime Warranty
WHY AN HPI™ Custom Semi Box
Modify your box
Have our engineers design your Underbody Box with the exact measurements you need with the door configuration that works best for you
Customized organization
Add drawers, dividers, bulkheads, shelves, trays, chain hangers and more. Save time every day.
Unique finishes
Enhance the appearance of your Under Body Box by choosing from a variety of finishes and custom colors.
What ideas do you have?
Work with our custom product specialists and engineers to come up with a design that is perfect for you.
It’s how we build it
Over-engineered and over-built is the only way we do it. No shortcuts taken anywhere, from thick gauge premium aluminum to the best components we can source.
Built to Last Forever
Everything built at Highway Products comes with our Lifetime Warranty