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Unlock the Potential of Your Pickup with Fiberglass Truck Caps

with black tinted glass

Fiberglass truck caps are not just accessories; they are essential upgrades for any pickup truck owner looking to enhance their vehicle’s utility and appearance. These caps provide a secure, weatherproof space for cargo, while also improving the truck’s aerodynamics and fuel efficiency. In this article, we’ll dive deep into the world of fiberglass truck caps, exploring their benefits, how to select the right one, their lifespan, replacement tips, and cost considerations.

Table of Contents:
– What is a fiberglass truck cap?
– What does a fiberglass truck cap do?
– How to choose a fiberglass truck cap
– How long do fiberglass truck caps last?
– How to replace a fiberglass truck cap
– How much are fiberglass truck caps?

What is a fiberglass truck cap?

A white flat top roof cap with black windows for an trucks

Fiberglass truck caps, also known as toppers or canopies, are hard shell accessories designed to fit over the bed of a pickup truck. Made from fiberglass reinforced plastic (FRP), these caps are renowned for their durability, strength, and lightweight properties. The manufacturing process of fiberglass allows for a high degree of customization in terms of shapes, sizes, and colors, making it possible to match the cap perfectly with the truck’s design. Moreover, the smooth finish of fiberglass caps not only adds a sleek, aesthetic appeal to the vehicle but also contributes to its aerodynamic efficiency.

What does a fiberglass truck cap do?

The rear window of the car is mounted on top

The primary function of a fiberglass truck cap is to provide a secure and weatherproof enclosure for the cargo area of a pickup truck. This protection from the elements and potential theft adds a layer of utility and safety for truck owners. Additionally, these caps can be equipped with various features such as windows, locks, interior lighting, and roof racks, further enhancing their functionality. Beyond practical benefits, fiberglass truck caps also improve a truck’s aerodynamics, potentially leading to better fuel efficiency by reducing air drag over the bed.

How to choose a fiberglass truck cap

A Black Truck canopy

Selecting the right fiberglass truck cap involves considering several factors to ensure it meets your specific needs. Firstly, the cap must be compatible with your truck’s make, model, and bed size. Next, think about the intended use: whether it’s for recreational purposes, commercial use, or both. This will determine the necessary features, such as side access windows, toolboxes, or commercial-grade locks. Additionally, consider the cap’s color and style to ensure it complements your truck’s appearance. Lastly, assess the quality of the fiberglass, hardware, and installation options to guarantee a durable and secure fit.

How long do fiberglass truck caps last?

truck accessories

Fiberglass truck caps are designed for longevity, with many units lasting as long as the trucks they’re mounted on. The lifespan of a fiberglass cap can exceed 10 years if properly maintained. Factors that contribute to their durability include UV-resistant gel coats, which prevent fading and fiber bloom, and sturdy construction that can withstand daily wear and tear. Regular cleaning, timely repairs of minor damages, and proper installation can extend the life of a fiberglass truck cap, making it a long-term investment for your pickup.

How to replace a fiberglass truck cap

The roof cap cover can be folded down to make it easy to load luggage

Replacing a fiberglass truck cap can be necessary due to damage or the desire for an upgrade. The process involves carefully removing the old cap, which is typically bolted onto the truck’s bed rails, and disconnecting any integrated wiring for lights or accessories. Once removed, selecting a new cap follows the same criteria as the initial purchase: compatibility, functionality, aesthetics, and quality. Installation of the new cap should ideally be done by professionals to ensure a secure and watertight fit, although DIY enthusiasts can tackle the project with the right tools and instructions.

How much are fiberglass truck caps?

with black accents and an off road rack on the roof

The cost of fiberglass truck caps varies widely based on size, features, and brand. Basic models can start around $1,000, while custom-designed caps with advanced features such as interior lighting, reinforced roof racks, and custom windows can exceed $3,000. When considering the price, it’s important to factor in the value of the added security, cargo protection, and potential fuel savings over time. Additionally, investing in a higher quality cap can reduce the need for replacements and repairs, ultimately saving money in the long run.


Fiberglass truck caps are versatile, durable accessories that add significant value and functionality to pickup trucks. Whether you’re looking to secure your cargo, enhance your truck’s appearance, or improve fuel efficiency, a fiberglass truck cap is a worthy investment. By considering your needs, choosing the right model, and maintaining it properly, you can enjoy the benefits of your cap for many years. Remember, the key to maximizing the potential of your fiberglass truck cap lies in selecting the right one for your truck and lifestyle.

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