Upgrade Kits – B3 Customs Skip to content
  • HOME
  • SHOP
    • STORAGE SYSTEMS
      • STANDARD DRAWER SYSTEM
      • KITCHEN DRAWER SYSTEM
      • UTILITY DRAWER SYSTEM
      • SEAT DELETE ENCLOSURE
    • ELECTRICAL
      • LIGHT KITS
      • POWER PANELS
      • HARNESSES
    • SUB BOXES
      • MOUNTING KITS
      • CUSTOM SUB BOXES
    • ACCESSORIES
      • UPGRADE KITS
      • MOUNTING BRACKETS
      • KITCHEN ACCESSORIES
      • ON BOARD AIR
    • THE GOODS
      • MERCH
      • SLEEP ACCESSORIES
  • RESOURCES
    • BUILD GALLERY
    • PRODUCT SPECS
    • TROUBLESHOOTING
    • INSTALLATION VIDEOS
    • EVENT SCHEDULE
  • ABOUT US
  • CONTACT
Log in

Country/region

  • AUD $ | Australia
  • CAD $ | Canada
  • USD $ | United States
  • Instagram
B3 Customs
  • HOME
  • SHOP
    • STORAGE SYSTEMS
      • STANDARD DRAWER SYSTEM
      • KITCHEN DRAWER SYSTEM
      • UTILITY DRAWER SYSTEM
      • SEAT DELETE ENCLOSURE
    • ELECTRICAL
      • LIGHT KITS
      • POWER PANELS
      • HARNESSES
    • SUB BOXES
      • MOUNTING KITS
      • CUSTOM SUB BOXES
    • ACCESSORIES
      • UPGRADE KITS
      • MOUNTING BRACKETS
      • KITCHEN ACCESSORIES
      • ON BOARD AIR
    • THE GOODS
      • MERCH
      • SLEEP ACCESSORIES
  • RESOURCES
    • BUILD GALLERY
    • PRODUCT SPECS
    • TROUBLESHOOTING
    • INSTALLATION VIDEOS
    • EVENT SCHEDULE
  • ABOUT US
  • CONTACT

Country/region

  • AUD $ | Australia
  • CAD $ | Canada
  • USD $ | United States
Log in Cart

Item added to your cart

View cart

Have a question? Shoot us a call and we can help you out!  (760)463-0292

VEHICLE SPECIFIC POWER PANELS

  • Lockout Upgrade

    Lockout Upgrade

    Lockout Upgrade

    Regular price From $2.00
    Regular price Sale price From $2.00
    Unit price /  per 
  • Drawer Upgrade Kit

    Drawer Upgrade Kit

    Drawer Upgrade Kit

    Regular price $45.00
    Regular price Sale price $45.00
    Unit price /  per 
  • Kitchen Drawer Upgrade

    Kitchen Drawer Upgrade

    Kitchen Drawer Upgrade

    Regular price $1,400.00
    Regular price Sale price $1,400.00
    Unit price /  per 
  • 3rd Gen 4Runner Sub Box Mounting Kit

    3rd Gen 4Runner Sub Box Mounting Kit

    3rd Gen 4Runner Sub Box Mounting Kit

    Regular price $45.00
    Regular price Sale price $45.00
    Unit price /  per 
  • 4th Gen 4Runner Sub Box Mounting Kit

    4th Gen 4Runner Sub Box Mounting Kit

    4th Gen 4Runner Sub Box Mounting Kit

    Regular price From $40.00
    Regular price Sale price From $40.00
    Unit price /  per 
  • Power Panel Upgrade Kit

    Power Panel Upgrade Kit

    Power Panel Upgrade Kit

    Regular price From $8.00
    Regular price Sale price From $8.00
    Unit price /  per 

SUBSCRIBE TO OUR EMAILS

Be the first to know about new collections and exclusive offers.

WELCOME TO B3 CUSTOMS

Follow us as we bring your unique overlanding visions to life!

Located at 4035 Oceanside Blvd Unit D28 Oceanside, CA

Quick links

  • ABOUT US
  • CONTACT

Policies

  • REFUND POLICY
  • SHIPPING POLICY
  • PRIVACY POLICY
  • TERMS OF SERVICE
  • Instagram

Country/region

  • AUD $ | Australia
  • CAD $ | Canada
  • USD $ | United States
Payment methods
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Mastercard
  • Shop Pay
  • Visa
© 2026, B3 Customs Powered by Shopify
  • Choosing a selection results in a full page refresh.
  • Opens in a new window.