Horsepower Automotive Group Acquires C4 Fabrication
Strategic partnership will expand C4’s capabilities to produce & deliver high-quality off-road armor & accessories for trucks & SUVs…

Horsepower Automotive Group (HPAG) has announced the acquisition of C4 Fabrication, manufacturer of high-quality off-road armor and accessories for Toyota 4Runner, Tacoma, Tundra, Land Cruiser and more. HPAG says this strategic acquisition marks the beginning of a strong partnership designed to enhance production, streamline service and expand market reach—all while staying true to the core values and craftsmanship that have made C4 a trusted brand among off-road enthusiasts.
Under this new partnership, C4 Fabrication will continue to deliver its full lineup of premium products, with the same quality and commitment to customer service that enthusiasts have come to expect, noted company officials in a press release. With the support of Horsepower Automotive Group, C4 Fabrication says it will accelerate the new product development cycle, ensuring that it continues to set the standard in off-road engineering.
C4 Fabrication Will Continue to Innovate & Deliver Value
Horsepower Automotive Group says that with its support, C4 Fabrication is now positioned to deliver even more value to customers, including:
- Increased production capability for shorter lead times.
- Direct-to-door shipping to eliminate the terminal pickups.
- Powder-coated final products, ready for installation, coming soon.
C4 founder Caleb Rupp will remain actively involved in new product development and marketing, ensuring that the brand stays rooted in its original vision and continues to evolve with the off-road community in mind.
“This partnership allows us to grow without compromising what makes C4 special. I’m staying hands-on with new product development and marketing to stay true to the C4 Fabrication brand you know and love, just better delivery, shorter lead times and more innovation on the way. Thank you for helping us reach this next chapter—we’re just getting started,” said Caleb.

HPAG says that it shares C4 Fabrication’s passion for performance, precision and the off-road lifestyle, and this acquisition reflects a shared commitment to pushing the boundaries of what’s possible.