Top 5 Epoxy Primers for Cars in 2023

Are you looking for an epoxy primer that can provide superior protection and shine for your car in 2023? If so, then look no further!

In this blog post, we’ll be uncovering the top 5 epoxy primers on the market this year. Whether it’s a custom paint job or just to refresh your ride, these 5 premium primers have got your back when it comes to protecting and preserving the beauty of your car. They offer durability and coverage like never before so that you don’t have to worry about chips, scratches or rust for quite a while.

Before we get into our list, let’s discuss – why is auto epoxy primer even necessary?

Why epoxy primer is necessary for cars

Epoxy primer is essential for cars as it provides a protective layer that prevents rust and ensures a long-lasting paint job. Applying an epoxy primer before painting your vehicle can extend the life of your paint and prevent costly repairs down the line. Epoxy primer is particularly effective in preventing rust from forming on metal surfaces, which is especially important for cars that are exposed to moisture and other harsh weather conditions. Additionally, epoxy primer creates a smooth surface that helps to prevent scratches and chips from occurring. Similar to using an inflatable paint booth for protection, an epoxy primer is a wise investment that can keep your car looking like new for years to come.

Difference between regular primer and epoxy primer

Epoxy primer has gained immense popularity among car enthusiasts and professionals for the benefits it offers compared to regular primers. While regular primers are used to create an even surface and better adhesion for paint, epoxy primers take it one step further by providing a protective layer that prevents rust and ensures a long-lasting paint job.

Auto primers minimize rust buildup

When it comes to cars, it is essential to use an auto epoxy primer as it can extend the life of the paintjob and prevent costly repairs down the line. The thinner nature of regular primers does not suffice for the protection needed for automobiles. Regular primers cannot provide full coverage and may expose your vehicle to rust and other damaging effects of moisture and harsh weather conditions. Epoxy primers, on the other hand, are particularly effective in preventing rust from forming on metal surfaces. It creates a barrier which prevents moisture from reaching the metals hence preventing oxidation.

Smooths surfaces

Additionally, epoxy primers create a smooth surface that helps prevent scratches and chips from occurring. Scratches and chips to the paintjob are inevitable, but with epoxy primers, they can be minimized. Once applied, it creates a strong bond ensuring that moisture and dirt cannot penetrate through the surface, which reduces corrosion and other causes of rust.


Moreover, epoxy primers are more durable than regular primers, making them perfect for withstanding the daily wear and tear that comes with driving a car. If you’re planning on painting your car, an epoxy primer is an essential part of the process. It can create a surface that is far more resistant to scratches, chips, and fading. It also provides a great foundation for paint adhesion, resulting in a higher quality and longer-lasting paintjob.

Top 6 epoxy primers for cars in 2023

Now that we have a basis of understanding of why auto primers are important, let’s get into our list of the top 5 primers for cars this year.

Speedokote Epoxy Fast Dry 2.1 Primer (Gray)

If you’re in need of a durable and efficient primer for your next painting project, this sale is for you. The package includes a gallon of fast dry grey 2.1 lbs/gallon low-VOC epoxy primer (SMR-260G) and a quart can of epoxy catalyst (SMR-261), which is compliant everywhere.

This fast-drying, easy-to-sand 2K epoxy primer not only provides excellent color and gloss holdout, but it can also be topcoated in as little as 30 minutes per coat. To ensure proper application, it’s important to start with a clean surface using Wax and Grease Remover and 180-220 grit sandpaper before applying medium wet coats with a 1.3-1.6 mm fluid tip HVLP gun at 8-10 psi.

With one to two coats, you’ll achieve the desired dry film thickness and be well on your way to a flawless finish.

Eastwood 2K Sprayable Epoxy Primer (Gray)

If you’re looking for a reliable and long-lasting primer for your car’s body panels, Eastwood’s 2K Epoxy Primer Aerosol is definitely worth considering.

This gray primer can be sprayed on a variety of materials including aluminum, steel, and fiberglass to prevent rust and create a durable finish. Its 2-component formula with proprietary technology ensures excellent adhesion and easy application with the specially engineered nozzle, which sprays in a wide fan pattern. Plus, with a shelf life of 3 years and a pot life of 48 hours once activated, you don’t have to worry about the product going to waste. Just be sure to use it in a well-ventilated area and wear protective gear for safety.

And with a 60-day limited warranty and 90-day return policy, you can trust that Eastwood stands behind their product.

RAPTOR 4:1 Anti-Corrosive Epoxy Primer Kit (Gray)

If you’re in the market for a primer that can protect against corrosion, look no further than RAPTOR Anti-Corrosive Epoxy Primer. This high-performance primer not only improves adhesion to bare metal and prepared surfaces, but also inhibits rust and corrosion. The best part? It can be directly applied over surface rust, making it an excellent choice for tough and industrial environments.

And when paired with RAPTOR Tough and Tintable Protective Coating, you’ll have a durable and long-lasting protective system that can withstand even harsh conditions. Applying it is a breeze, too. Just mix the hardener with the liner base, and you’re good to go. For more information on this game-changing product, head over to the Raptor website.

Eastwood Direct to Metal (DTM) Epoxy Primer 1:1 – Part A & Part B (Gray)

Looking for a user-friendly and efficient primer/sealer for your next project? Look no further than Eastwood DTM (Direct to Metal) Epoxy Primer 1:1.

With fast drying times, excellent adhesion, and corrosion resistance, this 2-component primer can be applied over a variety of surfaces, including steel, aluminum, fiberglass, body fillers, and existing finishes. Mixing is simple with a 1:1 ratio and a separate catalyst, and typically one to two coats will do the trick to achieve your desired film thickness. Plus, with the freedom to top-coat within a few minutes up to five days and sanding options, this product gives you plenty of flexibility to get the job done right.

Best of all, it’s made in the USA and free of harmful substances like lead and chromate. .

How to choose the best epoxy primer for your car

If you’re in the market for an epoxy primer for your car, there are several factors to consider when making your selection. One important factor is the type of surface you’ll be working with.

For example, if you’re working with bare metal or rusted surfaces, you’ll want to opt for a primer like the RAPTOR Anti-Corrosive Epoxy Primer, which is designed specifically to inhibit rust and corrosion. On the other hand, if you’re working with a variety of materials, including steel, aluminum, and fiberglass, the Eastwood DTM Epoxy Primer may be a better option for its versatility.

Another factor to consider when choosing an epoxy primer is the application process. Some products, like the Eastwood 2K Epoxy Primer Aerosol, are designed for easy application with a specially engineered nozzle that sprays in a wide fan pattern. Others, like the Eastwood DTM Epoxy Primer, require mixing with a separate catalyst and may require a specific spray gun for application. Obviously, for those with less tools, an aerosol that you can spray makes a lot more sense to buy.

Other factors to consider when selecting an epoxy primer include drying time, adhesion, and durability. All of the products on our list offer fast-drying times and excellent adhesion for a smooth and even finish. Ultimately, the best epoxy primer for your car will depend on your specific needs and preferences. Consider the type of surface you’re working with, your preferred application method, and the desired level of protection before making your final selection.

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