Top 10 Companies for DIY Camper Van Conversion in California and Where to Find Them

Top 10 Companies for DIY Camper Van Conversion in California and Where to Find Them

Big Bear Vans

Dreaming of hitting the open road with your own personalized DIY camper van conversion? Whether you're envisioning cozy weekends by the coast or embarking on a full-time van life adventure, one thing’s for sure—building your dream camper van is all about the journey. The van life movement is thriving, and if you're ready to roll up your sleeves and create a mobile haven, California is the perfect place to get started.

In this blog, we’re diving into the top van conversion companies that can help make your DIY van build a reality. From modular bed systems and sleek storage solutions to rugged roof racks and off-grid solar setups, these brands offer everything you need to turn your van into the ultimate adventure rig. So grab your tools, get inspired, and let’s explore where you can find the best van conversion products in California!

1. Adventure Wagon – For the Modular Enthusiast

What They Offer: If you're looking for a flexible, no-fuss way to convert your van, Adventure Wagon has your back. Their modular interior kits are designed to make your van build as customizable as possible. Whether you're an experienced DIYer or a first-timer, their kits make it simple to install bed systems, storage, and more without complex woodworking skills.
Top Picks: Bed systems, wall panels, storage solutions, and electrical components.
Where to Buy: Online or at their shop in Oregon with shipping available to California.
Website: https://adventurewagon.com

2. Vanlife Outfitters – Your One-Stop Shop for All Things Van Life

What They Offer: From electrical setups to insulation and ventilation, Vanlife Outfitters has everything you need to tackle your DIY van conversion. They focus on providing high-quality van conversion products that will help you live comfortably in your van, whether you're parked in the mountains or by the beach.
Top Picks: Victron electrical components, roof fans, marine-grade insulation, and window vents.
Where to Buy: Visit their Los Angeles warehouse or shop online for nationwide shipping.
Website: https://www.vanlifeoutfitters.com

3. Big Bear Vans – Custom Craftsmanship Meets DIY

What They Offer: Big Bear Vans, based in Southern California, specializes in custom van builds with a focus on craftsmanship. They also provide a range of DIY van conversion parts for those who want to take on their own conversions. Whether you’re looking to deck out your van with a new electrical system or install sleek cabinetry, Big Bear Vans offers quality components to get your van road-ready.
Top Picks: Electrical systems, roof fans, storage solutions, and custom cabinetry.
Where to Buy: Located in Big Bear Lake, CA, you can visit their workshop for consultations, or browse their selection online for shipping across California.
Website: https://bigbearvans.com/home/

4. DIYvan – Simplifying Sprinter, Transit, and Promaster Builds

What They Offer: Specializing in the big three—Sprinter, Transit, and Promaster—DIYvan offers a variety of products designed to make van conversions as straightforward as possible. They focus on durable parts like insulation kits, roof racks, and bed systems that will stand up to the rigors of the road.
Top Picks: Roof racks, windows, insulation kits, and bed platforms.
Where to Buy: Shop online and get your items delivered to California.
Website: https://diyvan.com

5. Roam Built – For the Off-Road Adventurer

What They Offer: If you’re all about rugged terrain and off-grid adventures, Roam Built is your go-to. Their heavy-duty exterior components—like roof racks and bumpers—are designed to withstand rough conditions, making your van ready for any adventure.
Top Picks: Roof racks, bumpers, ladders, and skid plates.
Where to Buy: Order online or visit their Portland location, with shipping to California.
Website: https://www.roambuilt.com

6. VanKea – Scandinavian Simplicity for Your Van Build

What They Offer: VanKea brings a touch of Scandinavian design to the camper van world, focusing on sleek, minimalist interiors that maximize space and comfort. Their DIY van kits are known for their modularity and ease of installation, making them a great choice for first-time builders or anyone looking for a modern aesthetic.
Top Picks: Modular kitchen systems, convertible bed-dining setups, and smart storage solutions.
Where to Buy: VanKea operates online and offers shipping to California. They also offer virtual consultations to help guide your DIY build.
Website: https://vankea.com

7. VanMade Gear – Cozy and Insulated

What They Offer: Nothing ruins a night on the road like waking up freezing cold or sweating in the sun. VanMade Gear specializes in thermal window covers that keep your van comfortable and private. Their magnetic covers are easy to install and perfect for both privacy and insulation.
Top Picks: Magnetic window covers, thermal insulation, and windshield covers.
Where to Buy: Based in Portland but ships throughout California. Shop online!
Website: https://vanmadegear.com

8. Flatline Van Co. – Minimalist Design, Maximum Functionality

What They Offer: Flatline Van Co. brings clean, modern design to the van life scene with their sleek, functional products. From bed systems to storage solutions, they focus on making your van feel spacious and efficient while looking sharp.
Top Picks: Bed systems, roof racks, side steps, and interior accessories.
Where to Buy: Available online with shipping directly to California.
Website: https://flatlinevanco.com

9. RB Components – Southern California’s Van Conversion Hub

What They Offer: Right in the heart of Southern California, RB Components offers a vast array of parts for van conversions. If you're looking for durable, functional products like shelving, ceiling systems, and cabinetry, RB Components has you covered. They're especially great for organizational storage, which is key in small spaces like vans.
Top Picks: Shelving, wall paneling, ceiling systems, and cabinets.
Where to Buy: Visit their shop in Santa Fe Springs, CA, or order online for shipping.
Website: https://rbcomponents.com

10. Canyon Adventure Vans – Custom-Made, Modular Masterpieces

What They Offer: If you want your van to look as good as it functions, Canyon Adventure Vans has premium bamboo cabinetry and kitchen pods that make the interior both stylish and practical. Their furniture is designed for easy installation and maximum space efficiency.
Top Picks: Kitchen pods, bamboo shelving, storage cabinets, and bed systems.
Where to Buy: Check out their workshop in Simi Valley, CA, or order online with delivery.
Website: https://canyonadventurevans.com

11. Freedom Vans – Sustainable Van Living

What They Offer: Freedom Vans offers complete van conversion kits as well as individual parts like solar panels, cabinetry, and bed platforms. They focus on creating sustainable van living spaces that are efficient, comfortable, and easy to maintain.
Top Picks: Solar panels, electrical systems, cabinetry, and bed platforms.
Where to Buy: Though based in Washington, they ship to California, and all products are available online.
Website: https://www.freedomvans.co

12. Vanspeed Shop – Custom Builds and DIY Parts

What They Offer: Vanspeed Shop specializes in custom van builds but also offers an impressive range of DIY van conversion products. Whether you're looking for functional upgrades like roof racks or aesthetic additions like sleek lighting, Vanspeed has plenty to offer.
Top Picks: Roof racks, lighting, bumpers, and roof fans.
Where to Buy: Visit their location in Laguna Hills, CA, or shop online for shipping to your door.
Website: https://www.vanspeedshop.com

Ready to Hit the Road?
Converting a van into your perfect home on wheels can be one of the most rewarding DIY projects out there. Whether you’re crafting a cozy weekend getaway van or preparing for full-time van life, these companies will help make your dream a reality. From sleek, minimalist designs to off

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