5 Best Cargo Boxes for Subaru Outback: A Detailed Review

Have you ever reached your destination only to realize you left half your camping gear on your living room floor? The Subaru Outback is a legendary adventure vehicle, but even its spacious trunk has limits when you pack for a long road trip. Adding a cargo box turns your reliable wagon into a true gear-hauling machine, giving you the extra room you need for skis, tents, and bulky luggage.

However, finding the perfect fit is not always easy. With so many brands, sizes, and mounting systems on the market, it is easy to feel overwhelmed. You want a box that is aerodynamic, secure, and compatible with your specific roof rack setup. Choosing the wrong one can lead to annoying wind noise, poor fuel economy, or even a box that blocks your trunk from opening fully. Nobody wants to deal with those headaches while trying to start a vacation.

In this guide, we will clear up the confusion and help you select the best cargo box for your Subaru Outback. We have researched the top models to ensure you get the right balance of style and function. You will learn exactly what features matter most and how to avoid common installation mistakes. Read on to discover how to maximize your storage space and get your gear ready for your next big outdoor journey.

Top Cargo Box For Subaru Outback Recommendations

No. 1
SportRack Vista XL Rear Opening Cargo Box,Black
  • 18 cubic foot (510 L) internal cargo capacity
  • Made from durable UV-resistant ABS material
  • Rear opening for easy access away from traffic
  • Tool-free mounting hardware for easy installation and removal
  • Includes key and lock to secure contents in the box, and the box to your rack
No. 2
Garvee Rooftop Cargo Box Carrier, Dual-Side Opening Roof Mount Travel Luggage Storage Capacity, 165Lbs Weight Capacity with Secure Straps&Keys, Vehicle Hard-Shell Carriers,Black(12 Cubic)
  • 【DURABLE CONSTRUCTION】Crafted from high-quality ABS material, the hard shell rooftop cargo box ensures long-lasting durability. Its waterproof and UV-resistant design protects luggage from various weather conditions, making it ideal for road trips. The aerodynamic shape also reduces fuel consumption and noise for a smoother ride
  • 【SPACIOUS 12/14 CUBIC FEET STORAGE】With dimensions of 54.3"L x 31.5"W x 13.4"H/62.2"L x 31.5"W x 13.4"H, the rooftop cargo box offers 12 cubic feet (340L) of extra storage space. With a maximum capacity of 165 lbs, it significantly increases storage capacity for your belongings
  • 【UNIVERSAL FIT】Compatible with all vehicles equipped with a roof rack, including cars, vans, and SUVs. Prior to purchase, please verify compatibility by checking the roof rack fitting guidelines
  • 【CONVENIENT DUAL-SIDED OPENING】The dual-sided opening system allows easy access from both sides of the cargo box. Includes 2 keys and 2 straps for added security. Ensure one side is locked when opening the other side
  • 【RELIABLE WARRANTY】Roof cargo carrier is committed to delivering high-quality products and meeting customer expectations. Enjoy a one-year warranty for added peace of mind. For any inquiries, our team is available to assist you within 24 hours
No. 3
SportRack SR7016 Horizon Cargo Box, 16-Cubic Feet, Black
  • 16 cubic foot (453 L) cargo capacity
  • Made from rugged, impact resistant ABS material
  • Passenger side opening for easy access away from traffic
  • Easy to install or remove using the quick release attachment kit
  • Holds 4-6 pairs of skis (up to 178 cm) or 3-4 snowboards
No. 4
Auto Dynasty Heavy Duty Hard Shell Roof Top Mount Car Storage Travel Luggage Box Cargo Carrier with Security Keys, 53 (L) x 34 (W) x 15 (H) Inches, Capacity 110 Pounds 11 Cubic Feet Tool-Free Install
  • Universal Fit - This roof top storage box is universal fit for mounting to max 13 inches wide cross bar, please check the dimension before purchase.
  • Spacious Capacity - Expand your vehicle's cargo capability significantly with 11 cubic feet of spacious storage and a robust 110 lb weight limit. Designed with a 14-inch wide opening for easy loading of large gear, this box provides ample room for luggage and essentials while keeping your passenger area comfortable and uncluttered. It's perfect for families, road trippers, or outdoor adventurers.
  • Secure Lock, Stable Travel - The key lock system keeps your valuables safe. You can only remove the key after all lock points are fully secured. The belongings and luckages stay firmly in place inside during your drive, even on bumpy roads – no shifting or falling out. Open it from the passenger side for easy loading and unloading.
  • Impact-Resistant Protection - Built with UV-protected, weather-resistant ABS, the cargo box shields contents from rain, sun, snow, and impacts while maintaining structural integrity in all conditions for reliable long-term performance.
  • Overall Dimensions - 53" L x 34" W x 15" H | Capacity: 11 Cubic Feet and up to 110 LBS. Package includes [1] 53 inches length storage box, [2] security lock key, and [4] heavy duty tool free installation mounting brackets.
No. 5
DNA Motoring Universal Heavy Duty Roof Storage Box Rooftop Cargo Carrier Luggage Case w/Keys,12.7 cu. ft. / 360L, PT-ZTL-8293-BK
  • CAPACITY - 12.7 cu. ft. / 360L; Maximum Storage Capacity of 110lbs when Evenly Distributed
  • OVERALL DIMENSIONS - 55" X 34.5" X 14" (L x W x H); Opens to 14" Wide to Store Bulky Items
  • FITMENT - Universal, Attaches to Vehicles with Cross Bars Only; It can Open from the Side and Stays Open Til you Close It
  • HEAVY DUTY CONSTRUCTION - Constructed of Rugged, Impact-Resistant ABS Material, Black Textured Finish for Long-Lasting Durability
  • EASY INSTALLATION Comes with Security Locking System and Keys; No Tool Assembly & Installation
No. 6
Envelope Style Cargo Net Compatible with Subaru Outback New 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016-2000 Trunk Car Rear Tailgate Touring Netting
  • Custom Fit for Model: compatible with Subaru Outback New 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016-2000
  • Upgraded Leak-proof Bottom: The upgraded nylon bottom completely prevents small or irregular items from falling
  • Durable Material: Made of high elastic fiber, the cargo net is can be easily pulled without being torn when storing large items; The bottom of the cargo net is made of high-quality nylon, which is durable and washable
  • Double-layer Thickened Mesh: The double-layer cargo net effectively increases the storage space, and all items will fit tightly and be fixed in the retractable cargo net without worrying about falling
  • Two Ways of Use: You can put your items in the middle of the double-stretch cargo net (it is recommended to put all small items at the bottom); You can also put the cargo directly in the trunk and install the cargo net to intercept them from drogging
No. 7
Car Trunk Organizer for Subaru Outback Crosstrek Forester Ascent Impreza WRX Legacy Accessories, Car Trunk SUV Accessories for Men & Women, 600D Oxford Polyester Trunk Storage Organizer Box (ORANGE)
  • For Subaru Box Sturdy Material: Car trunk organizer is made of black fabric with each panel made of high-quality 600D Oxford polyester material, ensuring waterproof effect and easy to clean. car organizers and storage more durable and wear-resistant in actual use. Design unique LOGO for Subaru Outback Crosstrek Forester Ascent Impreza WRX Legacy trunk organizer
  • Spacious Storage: Car organizers and storage expands fully to dimensions of 20.2''x12.5''x10.2''; four side pockets, a mesh bag, and two large compartments provide ample space for neatly storing items, car box organizer keeping your trunk organized
  • Portable & Space-saving: Car storage organizer box features a foldable design, which can be folded when not in use for easy carrying and not taking up space; it comes with a shoulder strap, for subaru trunk organizer allowing you to free your hands when out and about
  • Thoughtful Design: for subaru outback accessories car trunk organizer suv bottom is equipped with a magic tape anti-slip design, and 2mm hard cardboard is added to the bottom of the 2 large compartments to better fix the storage box, ensuring that the vehicle will not move around during driving and keep nothing items sliding around or spills
  • Multi-functional: Car trunk storage organizer can't only be used as a large truck, SUV or sedan organizer, but also as a daily storage box, suitable for books, clothing, shopping bags, camping supplies, office papers and stationery. Car trunk organizer for sedan an ideal gift for family and friends during holidays
No. 8
MIKKUPPA Car Trunk Organizer - 65L Collapsible Trunk Organizer with Lid, Sturdy Car Storage for SUV Auto Truck Van with Adjustable Straps and Non Slip Bottom (Black)
  • [STURDY & DURABLE]: This car trunk organizer is made of durable oxford polyester fabric, can be used for a long time. It measures 22.8" L x 15.7" W x 11" H when fully unfolded. You can use this car organizer and storage to store enough groceries
  • [DIVERSIFIED STORAGE]: This SUV trunk organizer can be folded or unfolded into three sizes. You can change the size you want according to the car space or the loaded items. It also has multiple pockets for easy storage of various items
  • [MULTI-FUNCTION USE]: You can use the trunk organizer for car in different scenarios, bringing more convenience to your life. It can be used to store your clothes or daily necessities or it can play a key role in your picnic or camping, and more
  • [FIXED IN PLACE]: The trunk organizer with lid prevents items from leaking, the non-slip bottom and two adjustable securing straps fixes it in place to prevent your cargo from moving during driving. Let your trunk no longer be as messy as before
  • [BRAND PROMISE]: We hope that MIKKUPPA can make your shopping experience enjoyable. Feel free to contact us if you have any problems(missing parts, quality issues, transportation and more)

The Ultimate Buying Guide: Choosing the Best Cargo Box for Your Subaru Outback

The Subaru Outback is built for adventure. However, even the largest SUV runs out of trunk space quickly. A roof-mounted cargo box solves this problem. It keeps your gear dry and secure while you travel. Use this guide to find the perfect fit for your vehicle.

1. Key Features to Look For

When shopping for a cargo box, look for a dual-side opening feature. This allows you to access your gear from either the driver’s side or the passenger’s side. Also, consider the locking system. A secure, multi-point lock protects your items from theft. Finally, check the mounting hardware. Quick-mount systems let you attach the box to your roof rails in minutes without tools.

2. Important Materials

Most high-quality boxes use ABS plastic. This material is strong, lightweight, and resistant to UV rays. It prevents the box from cracking under the hot sun. Some premium models use reinforced fiberglass or multi-layer plastics. These materials offer extra rigidity and strength for heavy loads. Always choose a material that can handle extreme weather conditions.

3. Factors That Affect Quality

Aerodynamics play a huge role in quality. A sleek, low-profile design reduces wind noise and drag. This saves you money on fuel. Another factor is the hinge system. High-quality boxes use heavy-duty struts to hold the lid open. This prevents the lid from slamming shut while you load your bags. Lastly, check the weather seals. A good seal keeps out rain, snow, and road dust.

4. User Experience and Use Cases

Think about what you plan to haul. If you are a skier, you need a long, narrow box to fit your skis. If you are a camper, a wider and taller box is better for tents and coolers. Most users find that a medium-sized box fits the Subaru Outback roof perfectly. It leaves room for other accessories like bike racks. Always remember that a full box changes how your car handles corners. Drive slowly and be careful with low-clearance parking garages.

Frequently Asked Questions

Q: Will a cargo box fit all Subaru Outback models?

A: Most modern Outbacks come with integrated roof rails. You will need crossbars to mount the box. Always check your specific model year to ensure the crossbars are compatible.

Q: Does a cargo box hurt my gas mileage?

A: Yes, it will slightly lower your fuel efficiency due to wind resistance. Choosing an aerodynamic, low-profile box helps minimize this impact.

Q: Can I install the box by myself?

A: You can, but it is much easier with two people. The boxes are large and awkward to lift onto the roof alone.

Q: How much weight can I put in the box?

A: Check your Subaru’s roof weight limit. Most Outback roofs hold about 150 pounds. Remember to subtract the weight of the box itself from that total.

Q: Are these boxes waterproof?

A: Most are weather-resistant. They keep rain and snow out, but they are rarely 100% submersible. Use dry bags for items that must stay perfectly dry.

Q: Should I remove the box when I am not using it?

A: You should remove it if you want the best gas mileage. However, if you travel often, leaving it on is fine.

Q: Do I need a specific brand for my Subaru?

A: No. Major brands like Thule, Yakima, and Rhino-Rack all make models that fit the Subaru Outback perfectly.

Q: How do I clean my cargo box?

A: Use mild soap and water. Avoid harsh chemicals or abrasive scrubbers, as these can damage the plastic finish.

Q: Will the box block my sunroof?

A: Most boxes will not block the sunroof. However, you should check the clearance between the box and the glass to avoid rattling.

Q: Is the box secure from thieves?

A: Yes. Most boxes come with high-quality locks. Never leave valuables like electronics or passports in the box overnight.

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