Transform your ride with a butterfly door conversion kit that adds dramatic, upward-opening flair. This guide highlights five top options that fit a broad range of vehicles and budgets. Each kit focuses on a 90-degree vertical opening with sturdy gas struts and bolt-on installation. Explore models designed for popular brands and learn what to consider when choosing the right kit for your car.
| Product | Brand | Notable Feature |
|---|---|---|
| TOWIUOA Butterfly Door Kit | TOWIUOA | Universal fit, 90° vertical operation |
| Universal Lambo Door Bolt Kit | FALUSHAN | Adjustable universal hinge, wide compatibility |
| CAIHAOA Universal Car Door Opener Kit | CAIHAOA | Two 90° structures, four 150PSI gas struts |
| Vertical Doors Inc VDCCHEVYCORC820 | Generic | Direct bolt-on for modern Chevrolet Corvette C8 |
| VDCCHEVYCORC820 For Corvette C8 | Vertical Doors, Inc | Authentic VDI kit with comprehensive hardware |
The following sections detail five butterfly door kits with key features, installation notes, and fitment considerations. Each product is evaluated for universal compatibility, ease of installation, and the quality of the gas-charged struts that power the 90-degree lift.
TOWIUOA Butterfly Door Kit For A Wide Range Of Cars
The TOWIUOA kit converts standard outward-swing doors to dramatic 90° vertical butterfly doors. It is designed for a broad range of vehicles, including Audi, Dodge, Ford, Honda, Toyota, Nissan, and Chevrolet. The system relies on four gas-charged struts rated at 150 PSI to provide a smooth and reliable lift. This bolt-on kit aims to deliver a high-impact look without extensive structural work, making it appealing for enthusiasts seeking a supercar-inspired upgrade.
Key considerations include ensuring compatibility with your vehicle’s door shell and clearance in tight spaces. While designed for universal use, verify mounting points and fender clearance before installation. The kit’s emphasis on a stable vertical lift helps minimize the risk of door contact with nearby objects when opening in confined areas.
FALUSHAN Universal Lambo Door Bolt Kit
The FALUSHAN kit markets itself as an adjustable universal hinge system designed to convert most cars to vertical, two-door opens. It claims compatibility with a broad set of models including Chevrolet, Nissan, Mazda, Ford, Subaru, Toyota, and more. The kit emphasizes durability with steel construction and a design that allows opening in narrow spaces, reducing pedestrian risk and door damage. It’s positioned as a mid-range option suitable for enthusiasts who want broad applicability.
Users should confirm exact model compatibility and assess whether the hinge mounting points align with their door structure. The kit’s claim of withstanding high opening cycles suggests robust hardware, but installation may require precise measurements to avoid interference with window regulators or window tracks.
CAIHAOA Universal Car Door Opener Kit
The CAIHAOA kit provides two 90-degree door structures and four 150 PSI gas-charged struts for vertical door operation. It targets universal usage with bolt-on installation, allowing most vehicles to convert to vertical doors. The kit emphasizes simple installation and improved clearance in narrow spaces, which helps prevent contact with pedestrians and surrounding obstacles during opening. The kit’s two-structure design aims for consistent hinge geometry with standard door patterns.
Before purchasing, verify the vehicle’s door bolt pattern and clearance. CAIHAOA emphasizes universal fit, but precise alignment and potential trimming of inner fenders or splash panels may be necessary on certain models. The kit’s value proposition rests on straightforward installation and reversible design.
Vertical Doors Inc VDCCHEVYCORC820 For Corvette C8
This kit from Vertical Doors Inc. is tailored for Chevrolet Corvette C8 models from 2020 onward. It includes two gas shocks, two VDIs hinges, and all necessary mounting hardware for a bolt-on installation. The product is marketed as a direct bolt-on solution that preserves the stock door pattern, with the option to reverse the modification if needed. The brand emphasizes domestic steel construction and US patenting for design and utility, signaling a focus on durability and compliance with safety considerations.
Potential buyers should ensure proper fit with their Corvette’s door trims and fender architecture. Some trimming or fender modification may be required, and OEM door hinges can typically be reinstalled later. Professional installation is often suggested to achieve precise alignment and reliable operation.
VDCCHEVYCORC820 Corvette C8 Compatibility Kit — Vertical Doors
Another Corvette-focused option, this VDCCHEVYCORC820 listing details compatibility with the 2020-2023 Corvette C8 (non-Z06). It reiterates the two-gas-shock, two-hinge configuration and emphasizes manufacturing by Vertical Doors Inc. in the USA, with robust steel construction. The listing highlights professional installation as advisable and notes potential fender tab adjustments or inner fender rolling, while maintaining that OEM hinges can be reinstalled later if needed.
Prospective buyers should confirm precise fitment for their specific C8 variant and consider the total retrofit scope, including space for the open door arc. Evaluating return policies and support from the seller can be helpful for complex projects on modern sports cars.
Buying Guide: Key Purchase Considerations And Comparisons
When selecting a butterfly door kit, consider fitment, installation complexity, and long-term durability. Universal kits offer broad compatibility but may require more custom tailoring for optimal alignment. Vehicle-specific kits can provide a cleaner install but limit applicability to certain models. Check for the number and rating of gas-charged struts, as higher PSI units generally deliver smoother operation and better resistance to manual sagging over time.
Ease of installation matters, especially for first-time installers. Bolt-on systems that preserve stock hinges and use existing bolt patterns reduce modification needs. Some kits mention potential fender trimming or inner fender rolling; plan for time and tools to complete these steps without compromising vehicle structure.
Material quality influences long-term performance. Steel hinges with corrosion resistance and hardened components contribute to reliability across thousands of lift cycles. Manufacturer support, warranty terms, and return policies should be weighed, particularly for universal kits that may require more adaptation work.
Consider safety and legality in your region. While many upgrades are cosmetic, ensure that the modification complies with local vehicle codes and does not interfere with airbag sensors, sensors, or crash structures. A professional installation is often recommended to minimize risk and maximize the durability of the system.
Summary: The selected products provide a spectrum from universal bolt-on kits to vehicle-specific solutions. Each option emphasizes a 90-degree vertical opening and steel construction with gas-charged struts. Review compatibility with your make and model, confirm mounting points, and plan for potential fender adjustments or interior trimming as needed. This approach helps ensure a dramatic upgrade that remains reliable and road-legal.