Best High Build Auto Primer for 2023: Our Top 15 Picks

Sometimes it might be quite difficult to find the best high build auto primer. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this high build auto primer buying guide.

Our 15 Favorites:

The 15 Best High Build Auto Primer Reviews:

Bestseller No. 1
U-Pol 1 Gallon (4.2 Voc) High Solids High Build Urethane Primer Kit With Standard (60 To 95 F) Temperature Hardener
  • Hs High Build Urethane Primer With A 4 To 1 Mixing Ratio
  • Offers Excellent Opacity And Hiding Power.
  • Has Excellent Film Build And Surface Levelling Properties.
  • Can Be Air Dried, Low Baked Or I.R. Cured.
Bestseller No. 4
U-POL 2.1 Urethane High Build DTM Primer-Auto-Car Paint
  • (2.1 VOC) High Solids High Build Urethane Primer Kit
  • with Standard (60 to 95ºF) Temperature Hardener
  • European Style Multi-Function 3 in 1 Direct-To-Metal Primer
  • HS High Build Urethane Primer with a 4 to 1 Mixing Ratio
Bestseller No. 6
Custom Shop Premium High Build Acrylic Lacquer Primer Surfacer, 1 Gallon - Fast Filling, Drying, Easy Sanding, Excellent Adhesion - Apply Over Metal Steel, Body Filler Putties, Automotive Industrial
  • 1 Gallon (3.8 Liters) Can of Custom Shop Premium High Build 2.1 VOC Acrylic Lacquer Primer Surfacer. Gray primer color. Mix Ratio is 1 to 1 with RSP XR Reducers for 2.1 VOC California Compliance or RSP LT70 Lacquer Thinner for National Rule Compliance.
  • High Build 2.1 VOC Acrylic Lacquer Primer Surfacer is a premium, lead-free primer surfacer that provides outstanding build for fast filling without shrinkage when used as directed. It can be easily sanded, wet or dry, to a fine feather-edge and offers excellent adhesion and color holdout.
  • It provides excellent adhesion over properly prepared substrates: metal, steel, aluminum, fiberglass, previously painted surfaces, epoxy, and self-etch primers, body filler, glazing putties, and more. It’s an ideal primer for automotive vehicles, fleet, industrial products, and OEM manufacturers.
  • Restoration Shop and Custom Shop have been providing innovative Premium Quality products you can trust in the Automotive Paint Industry since 1974. Our products are proudly Made in the U.S.A., and we formulate, manufacture, and distribute our products throughout the USA, unlike many competitors.
  • Our superior coating products only use the highest quality ingredients, which allows our customers to consistently achieve high-quality professional results on their Painting Projects!
Bestseller No. 7
SEM 42043 White High Build Primer - 16 oz.
  • Fits: Primer Primer
  • Works on automotive metal, aluminum, urethane and plastic
  • Sold each
  • 42043 SEM High Build Primer Surfacer White - Part#42043
  • Part#42043
Bestseller No. 9
U-POL 1 Liter (Aprox. 1 Quart) (4.2 Voc) High Solids High Build Urethane Primer Kit with Standard (60 to 95 F) Temperature Hardener
  • Offers Excellent Opacity And Hiding Power.
  • Has Excellent Film Build And Surface Levelling Properties.
  • Can Be Air Dried, Low Baked Or I.R. Cured.
  • Is Easy To Sand And Gives Perfect Gloss Holdout.
Bestseller No. 10
POR-15 High Build Primer, Sand able Bonding Coat, Fills in Minor Imperfections, 128 Fluid Ounces
  • ✅ POR-15 HIGH BUILD PRIMER - Provides sandable and buildable coating that can be applied over cured POR-15 Rust Preventive Coating and all POR-15 topcoats to enable quick refinishing and recoating of these products. Single component formula that fills in minor Imperfections and adheres well to steel, aluminum, stainless steel, brass, and other primed and painted surfaces.
  • ✅ INTERLOCKING PRIMER - Formulated with special adhesion characteristics that make POR-15 High Build Primer perfect for most painted surfaces especially POR-15 Rust Preventive Coating. Our High Build Primer Provides sandable and buildable coating that can be applied over cured POR-15 Rust Preventive Coating and all POR-15 topcoats to enable quick refinishing and recoating of these products.
  • ✅ APPLICATION - For maximum adhesion sand surfaces to be painted with 320 grit sandpaper. Clean painted and bare metal surfaces with POR-15 Cleaner Degreaser. Bare metal surfaces should be treated with POR-15 Metal Prep for maximum adhesion. Spray or brush on one or two covering coats of POR-15 High Build Primer and allow 10 to 15 minutes between coats. POR-15 High Build Primer can be topcoated after 24 hours of cure.
  • ✅ WHEN DO I NEED THIS? - POR-15 High Build Primer is highly resistant to penetrating topcoats, like lacquers, enamels, and two-component finishes. It sands very smoothly, as well. Try some on your next project!
  • ✅ OUR SATISFACTION COMMITMENT – At POR-15 we strive to bring the ultimate in rust prevention. Known for the unbeatable 3-step stop rust system, POR-15 is trusted by DIY & Professionals. We are committed to innovation, quality control, and excellent customer service.
Bestseller No. 11
SEM 42003 Black High Build Primer - 16 oz.
  • Applications : Steel, Aluminum, Plastic, SMC, Fiberglass
  • 20 oz. Aerosol. Coverage: 11 sq. ft. at 2 mil DFT
  • Coats: 2-3 medium wet
  • Dry time: 1 hr. Flash time: 5-10 min between coats
Bestseller No. 12
SEM 42013 Grey High Build Acrylic Primer - 16 oz.
  • Fits: Primer Primer
  • Works on automotive metal, aluminum, urethane and plastic
  • Sold each
  • 42013 SEM High Build Primer Surfacer Gray - Part#42013
Bestseller No. 13
Evercoat Dura Build Acrylic Primer Surfacer for Body Filler, Putty, Fiberglass and More - 128 Fl Oz
  • Convenient Primer: Easily fills grind marks, sand scratches, and other minor surface imperfections
  • Easily Applicable Primer: Use a primer gun with a 1.4 to 1.8 fluid nozzle or air cap
  • Easy Sanding: Use 80, 180, 220 & 320 grit sandpaper on an orbital sander, depending on the surface
  • Versatile Surfaces Application: Our products are applicable on steel, aluminum, fiberglass, and more
  • Automotive Body Repair: We provide high-quality putty, primer, and body filler formulations
Bestseller No. 14
TCP Global Brand Professional New 2.5mm HVLP Spray Gun- Great for High Build Auto Paint Primer - Metal Flake application and any heavy bodied paint or Primer Material -with Air Regulator
  • TCP Global Brand High Performance HVLP Spray Gun with a 2.5 mm Fluid Tip, 1 Liter Aluminum Cup and a Air Regulator
  • The 2.5 mm Fluid Tip Enables You to Spray Really Thick Materials such as Extreme High Build or Polyester Primers, Thick Enamels, Latex Paints, Chip Guard, Metal Flakes, Gel Coats, Etc...
  • Spray Gun has Control Knobs for Full Adjustment over Spray Pattern, Fluid Control and Air Pressure. Contains a Stainless Steel Needle and Nozzle Set.
  • Gun has a full baffle head assembly that enables it to produce a Fully Atomized and Consistent Spray Pattern for a Smooth Professional Finish!
  • Full One Year Warranty

Last update on 2023-06-10 / Affiliate links / Images from Amazon Product Advertising API

How to find the best high build auto primer?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best high build auto primer for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good high build auto primer recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

  • What features does the high build auto primer need to have to be perfect for my needs?
  • What is my budget?
  • Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for high build auto primer to find what you’re looking for:


In some cases, the brand of high build auto primer is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.


The features in any given high build auto primer are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.


Customer reviews about high build auto primer are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.


Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare high build auto primer quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.


Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.


The quest to find the best high build auto primer can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.