---
product_id: 812395004
title: "Automotive Filler Primer Custom Spray 5-in-1, 12 oz, Gray"
brand: "rust-oleum"
price: "€ 39.62"
currency: EUR
in_stock: true
reviews_count: 8
category: "Rust Oleum"
url: https://www.desertcart.hr/products/812395004-automotive-filler-primer-custom-spray-5-in-1-12-oz
store_origin: HR
region: Croatia
---

# Dries in just 10 minutes 5 spray patterns for precision Rust-preventive oil-based formula Automotive Filler Primer Custom Spray 5-in-1, 12 oz, Gray

**Brand:** rust-oleum
**Price:** € 39.62
**Availability:** ✅ In Stock

## Summary

> 🛠️ Spray Smart, Finish Strong: The Primer Pros Trust

## Quick Answers

- **What is this?** Automotive Filler Primer Custom Spray 5-in-1, 12 oz, Gray by rust-oleum
- **How much does it cost?** € 39.62 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/812395004-automotive-filler-primer-custom-spray-5-in-1-12-oz)

## Best For

- rust-oleum enthusiasts

## Why This Product

- Trusted rust-oleum brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Rust-Resistant Armor:** Stops Rust technology creates a durable, corrosion-resistant base that protects metal, wood, and fiberglass surfaces from decay.
- • **Ultimate Spray Control:** Custom Spray 5-in-1 dial lets you switch between high output, low output, vertical & horizontal fan, and standard spray patterns for flawless coverage on every angle.
- • **Fast-Track Your Project:** Recoat in just 10 minutes and cover up to 12 sq ft per can—perfect for busy pros who value speed without sacrificing quality.
- • **Flawless Surface Filler:** High-build formula fills minor imperfections and scratches, reducing sanding time and delivering a smooth, professional finish every time.
- • **Spray Anywhere, Anytime:** 360° any-angle spray technology means no awkward positions or missed spots—get consistent results even on hard-to-reach areas.

## Overview

Rust-Oleum Automotive Filler Primer Custom Spray 5-in-1 is a fast-drying, oil-based primer designed for automotive and multi-surface use. Featuring a unique 5-pattern spray dial and 360° any-angle spray, it offers superior control and coverage up to 12 sq ft per 12 oz can. Its high-build formula fills imperfections while providing a rust-resistant base compatible with most automotive topcoats, making it ideal for professionals and DIYers seeking a smooth, durable finish with quick turnaround.

## Description

Rust-Oleum Automotive Filler Primer spray paint is a durable base coat suitable for use on auto body surfaces and more. Stops Rust technology provides rust protection and corrosion resistance while unique formula fills minor surface imperfections. Comfort tip and any angle spray reduce finger fatigue and allow painting of hard to reach areas. Custom Spray 5-in-1 allows you to choose between five different spray patterns for better control when completing paint projects.

Review: Excellent Filler Primer for Smooth Paint Prep - I used this Rust-Oleum Automotive Filler Primer on a car project about 7 years ago, and it performed really well. I picked up another can because I have to touch up the paint where someone hit the car. Overall, this is a very effective automotive primer that performs as expected and can make a big difference in paint prep work. It’s a solid and reliable choice for DIY automotive paint jobs (At $12.82 at the time of this review). The key to getting great results with this product is proper surface prep, but once that’s done, this primer really shines. It lays down evenly and does a good job of filling in small imperfections, which can save a lot of time compared to trying to get every surface perfectly smooth with body filler alone. One of the standout features is how well it sands. After it cures, it can be wet sanded to a very smooth finish, and it doesn’t crumble or remain soft. The “filler” characteristic is noticeable—it creates a solid, slightly thicker coat that helps level out minor surface defects and scratches. Once sanded, it provides a great base for topcoat paint, helping achieve a more professional-looking finish. It also holds up well once fully cured and doesn’t feel brittle or weak.
Review: It gives you a surface you can work with. - There’s always that moment with 3D prints, especially FDM, where you realize the print is only halfway done when it comes off the bed. The layer lines are still there, the surface still carries that stepped memory of how it was made. Used on prints, it’s less about color and more about erasing evidence. The filler part actually does something. It lays down a thicker coat than standard primer, settling into those micro gaps between layers. Not perfectly, not in one pass, but enough that after a couple coats and a light sanding, the surface begins to shift from “printed object” to something closer to finished. It’s incremental, but noticeable. The spray system is surprisingly useful. The adjustable patterns aren’t just a gimmick, you can go wider for coverage or tighter for detail, especially when you’re working on irregular shapes or smaller parts. And being able to spray at any angle is one of those things you don’t think about until you’re trying to hit an awkward underside and realize you’re not fighting the can. Dry time is fast enough to keep momentum. You’re not waiting hours between coats, which makes the whole sanding/priming cycle less tedious, because this process is already repetitive by nature. Deep layer lines or rough prints will still need sanding. But yeah, keep in mind this doesn’t replace prep, but it makes the finish stage more forgiving. And like most rattle cans, control is everything. Too close, too heavy, and you’ll get buildup or runs that set you back instead of forward and the last thing you know, you’re days behind because now you have to print a new slice. But at least this bridges the gap between raw print and something that has a better finish. It doesn’t transform the object on its own, but it gives you a surface you can work with. Disclosure: This review is part of desertcart’s Vine Program, which provides products at a reduced cost in exchange for honest reviews (taxed as income). I personally test all products, and my opinions are my own and uninfluenced. I hope this review helps with your purchase decision.

## Features

- CREATES A STRONG, RUST PREVENTIVE BASE: Compatible with most brands of automotive lacquers and enamels; ideal for metal, wood and fiberglass surfaces
- HIGH BUILD FORMULA FILLS IMPERFECTIONS: Oil based paint with Stops Rust formula provides rust resistant base coat for cars, trucks and other vehicles
- CUSTOM SPRAY 5-IN-1 DIAL: Offers five spray paint patterns for ultimate control and superior results
- QUICK DRY AND EXCELLENT COVERAGE: Recoat after 10 minutes and covers up to 12 square feet per can
- SPRAYS FROM ANY ANGLE: Choose from high output, standard, low output, vertical fan, and horizontal fan spray patterns with 360° any-angle spray technology

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0GN4RBDHJ |
| Best Sellers Rank | #71,554 in Automotive ( See Top 100 in Automotive ) #48 in Automotive Primers |
| Brand | Rust-Oleum |
| Brand Name | Rust-Oleum |
| Color | Gray |
| Color Code | Gray |
| Container Type | Can |
| Coverage | 10-12 Square Feet per Can |
| Customer Reviews | 4.7 out of 5 stars 23 Reviews |
| Dry Time In Hours | 0.17 |
| Finish Type | Matte |
| Included Components | 1 Can of Spray Paint |
| Indoor Outdoor Usage | Indoor, Outdoor |
| Item Form | Aerosol |
| Item Volume | 12 Fluid Ounces |
| Manufacturer | Rust-Oleum |
| Model Name | Automotive Filler Primer Custom Spray 5-in-1 |
| Model Number | 399967 |
| Paint Type | Oil |
| Part Number | 399967 |
| Size | 12 Ounce (Pack of 1) |
| Special Feature | Fast-Drying, Rust Resistant |
| Special Features | Fast-Drying, Rust Resistant |
| Specific Uses For Product | Interior/Exterior |
| Surface Recommendation | Fiberglass,Metal,Wood |
| UPC | 020066054175 |
| Unit Count | 12.0 Ounce |

## Product Details

- **Brand:** Rust-Oleum
- **Color:** Gray
- **Finish Type:** Matte
- **Item Volume:** 12 Fluid Ounces
- **Paint Type:** Oil
- **Size:** 12 Ounce (Pack of 1)
- **Special Feature:** Fast-Drying, Rust Resistant
- **Specific Uses For Product:** Interior/Exterior
- **Surface Recommendation:** Fiberglass,Metal,Wood
- **Unit Count:** 12.0 Ounce

## Images

![Automotive Filler Primer Custom Spray 5-in-1, 12 oz, Gray - Image 1](https://m.media-amazon.com/images/I/71hVUaBDlbL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent Filler Primer for Smooth Paint Prep
*by K***T on May 31, 2026*

I used this Rust-Oleum Automotive Filler Primer on a car project about 7 years ago, and it performed really well. I picked up another can because I have to touch up the paint where someone hit the car. Overall, this is a very effective automotive primer that performs as expected and can make a big difference in paint prep work. It’s a solid and reliable choice for DIY automotive paint jobs (At $12.82 at the time of this review). The key to getting great results with this product is proper surface prep, but once that’s done, this primer really shines. It lays down evenly and does a good job of filling in small imperfections, which can save a lot of time compared to trying to get every surface perfectly smooth with body filler alone. One of the standout features is how well it sands. After it cures, it can be wet sanded to a very smooth finish, and it doesn’t crumble or remain soft. The “filler” characteristic is noticeable—it creates a solid, slightly thicker coat that helps level out minor surface defects and scratches. Once sanded, it provides a great base for topcoat paint, helping achieve a more professional-looking finish. It also holds up well once fully cured and doesn’t feel brittle or weak.

### ⭐⭐⭐⭐⭐ It gives you a surface you can work with.
*by M***R on March 31, 2026*

There’s always that moment with 3D prints, especially FDM, where you realize the print is only halfway done when it comes off the bed. The layer lines are still there, the surface still carries that stepped memory of how it was made. Used on prints, it’s less about color and more about erasing evidence. The filler part actually does something. It lays down a thicker coat than standard primer, settling into those micro gaps between layers. Not perfectly, not in one pass, but enough that after a couple coats and a light sanding, the surface begins to shift from “printed object” to something closer to finished. It’s incremental, but noticeable. The spray system is surprisingly useful. The adjustable patterns aren’t just a gimmick, you can go wider for coverage or tighter for detail, especially when you’re working on irregular shapes or smaller parts. And being able to spray at any angle is one of those things you don’t think about until you’re trying to hit an awkward underside and realize you’re not fighting the can. Dry time is fast enough to keep momentum. You’re not waiting hours between coats, which makes the whole sanding/priming cycle less tedious, because this process is already repetitive by nature. Deep layer lines or rough prints will still need sanding. But yeah, keep in mind this doesn’t replace prep, but it makes the finish stage more forgiving. And like most rattle cans, control is everything. Too close, too heavy, and you’ll get buildup or runs that set you back instead of forward and the last thing you know, you’re days behind because now you have to print a new slice. But at least this bridges the gap between raw print and something that has a better finish. It doesn’t transform the object on its own, but it gives you a surface you can work with. Disclosure: This review is part of Amazon’s Vine Program, which provides products at a reduced cost in exchange for honest reviews (taxed as income). I personally test all products, and my opinions are my own and uninfluenced. I hope this review helps with your purchase decision.

### ⭐⭐⭐⭐⭐ Great for 3D Prints
*by H***N on April 27, 2026*

I've recent gotten into painting 3D printed parts, and the consensus online was to use rust-oleum automotive filler and primer. I've used Rust-Oleum automotive filler and primer to prime and smooth the prints. I gave it a go once before with a standard spray nozzle, and it worked well, but the coverage was too broad. When I saw this new adjustable nozzle was available on new bottles, I was excited to try it. The product comes in a standard well labeled spray can. Rather than a traditional cap, you have the new nozzle. It comes locked, and you rotate it to different settings (high output, standard output, low output, vertical fan, horizontal fan). Instructions tell you to set the nozzle, shake the can, spray in a back and forth motion over a target at about 12" away, and apply 2 (or more) coats a few minutes apart. It dries to the touch in about 10 minutes (ready to wet sand), and in a few hours (depending on the coat), you can dry sand. Overall, I was pleasantly surprised to find the nozzles really help in controlling coverage, and the product does a great job covering layer lines and the remains of support scars. It bonds well to PLA and PETG, and the color makes it easy to see imperfections that need to be sanded. At $15, it's about twice the price of the standard nozzle at my local hardware store, but the improvement in control results in better performance and minimized waste, and I'll be buying it again for smaller objects.

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-07-14*