C4 Fabrication

C4 Fabrication

C4 Fabrication is a U.S.-based manufacturer specializing in high-quality off-road and overland products for Toyota vehicles. Founded by Caleb Rupp, C4 leverages over 15 years of industry experience to design and build durable, functional, and visually appealing components that enhance both performance and style. Every product is 100% designed and manufactured in the USA, rigorously tested for fit and reliability, and delivered on time, making C4 a trusted choice for off-road enthusiasts, overlanders, and weekend adventurers alike.

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PRODUCT TYPE

  • Armor & protection
  • Body mount relocation
  • Bumper cap
  • Camera relocation kit
  • Differential skid plate
  • Engine bay accessory tray
  • Fender liners
  • Frame support brackets
  • Front bumper
  • Front bumper side wings
  • Front bumper wings
  • Front skid plate
  • Fuel tank skid plate
  • Full skid plate
  • Gas can carrier
  • Ham antenna bracket
  • Hi lift mount
  • Ladder
  • Ladder accessory
  • Latch
  • License plate bracket
  • Light bracket
  • Molle panel
  • Options hidden product
  • Oversized tire fitment kit
  • Rear bumper
  • Rear skid plate
  • Rock sliders
  • Roof rack
  • Rotopax mount
  • Spare battery tray
  • Swingout accessory
  • Trd pro skid plate
  • Tss relocation kit
  • Washer tank skid plate
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  • Cover photo of the C4 RotopaX mount for the Summit Hatch Ladder with the background faded out and emphasis on the mount itself.
    Tan 4Runner equipped with the Summit hatch ladder, accessory side steps and RotopaX mount with RotopaX pack mount and fuel container.
  • 6th Gen 4Runner Exterior MOLLE Panel for C4 Roof Rack
    RotopaX mounted to the 6th Gen 4Runner Exterior MOLLE Panel
  • 6th Gen 4Runner MOLLE Panel Shelf for Rear Window Molle Panels
    Detail of the 6th Gen 4Runner MOLLE Panel Shelf for Rear Window Molle Panels
  • 6th Gen 4Runner MOLLE Panel for Rear Window
    Black tactical pouch with a knife on 6th Gen 4Runner MOLLE Panel for Rear Window
  • Cover photo of the 4th Gen Tacoma rear skid with the background faded out and emphasis on the rear skid.
    C4 Skid Plates for the 6th Gen 4Runner
  • C4 Front Skid Plate for the 6th Gen 4Runner
    C4 Front Skid Plate for the 6th Gen 4Runner, rear skid visible as well.
  • 4Runner Full Skid Plates / 6th Gen / 2025+
    View from below showing the transmission/transfer case protection provided by the C4 skid plate kit.
  • 6th Gen 4Runner Summit Hatch Ladder
    6th Gen 4Runner Summit Hatch Ladder with Rotopax & Steps
  • 6th Gen 4Runner Roof Rack, Render, Flat Fairing
    6th Gen 4Runner Roof Rack with 40" lightbar fairing
  • 6th Gen 4Runner Lo Pro Front Bumper
    Front angle of the 6th Gen 4Runner Lo Pro Front Bumper
  • Cover photo featuring the C4 Hybrid bumper for the late 2nd Gen Tundra with the background faded out and emphasis on the truck and bumper.
    Collection of digital renderings showing the three bull bar variations available for the C4 Hybrid front winch bumper – no bull bar, mid-height bull bar and full-height bull bar with tube gussets.
  • Cover photo of the C4 Rock Runner front bumper for the 2nd Gen Tacoma with emphasis on the vehicle and bumper and the background faded out.
    Collection of digital renderings showing the tube side and bull bar options for the late 2nd Gen Tacoma Rock Runner bumper from C4 Fabrication – tube side with no bull bar, tube side with low bull bar, plate side with no bull bar and plate side with low bull bar.