Name: Rust-Oleum Stops Rust Automotive Flat Light Gray Oil-based Spray primer ( NET WT. 12-oz )
Brand: Rust-Oleum
SKU: 3544058
Price: 8.98 USD
Availability: InStock
Rating: 4.5 (165 reviews)

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Rust-Oleum Stops Rust Automobile Primer provides a durable rust-inhibitive base for most automotive lacquers and enamels. For maximum protection, topcoat with a Rust-Oleum Stops Rust Enamel. If using an auto lacquer, a test application for compatibility is recommended.

Can be used on metal, wood, concrete and masonry
Oil-based formula provides superior rust-prevention and excellent adhesion
Dries to the touch in 15 minutes, and covers up to 12 square feet
Provides a smooth flat finish that can be wet sanded in as little as 15 minutes
Offers a tough, corrosion-resistant base coat for premium protection
Prevents chipping, cracking and peeling for long lasting durability
Comfort tip eliminates finger fatigue and offers 360-degree, any-angle spray technology
Use of Stops Rust primers eliminates the need for multiple coats of enamel finish

General
Color/Finish Family	Gray	Package Quantity	1
Manufacturer Color/Finish	Light Gray	Use Location	Interior/Exterior
Sub-Brand	Stops Rust Automotive	Maximum Working Temperature (Fahrenheit)	90
Type	Spray primer	Transparency	Opaque
Sheen	Flat	Clean-up Method	Mineral spirits
Base Material	Oil-based	Actual Net Contents (oz.)	12

Dimensions
Maximum Coverage Area (Sq. Feet)	12

Features
Combustible	Yes	Minimum Working Temperature (Fahrenheit)	50
Dry to Recoat (Minutes)	60	Moisture Resistant	No
Dry to Touch	15 minutes	Paint and Primer in One	No
Fade Resistant	Yes	Primer Required	No
Flammable	Yes	Rust Preventative	Yes
High Heat	No	UV Resistant	No
Inverted Spray Ability	Yes	Water Resistant	No
Low Odor	No	Professional Artist Spray Paint	No
Mildew Resistant	No	Interchangeable Spray Cap	No

Certifications
CA Residents: Prop 65 Warning(s)	Prop 65 WARNING(S) -

Warranty
Warranty	None

Compatibility
For Use on Plastic	No	For Use on Vinyl	No
For Use on Stone	No	For Use on Automotive	Yes
For Use on Metal	Yes	For Use on Fabric	No
For Use on Wood	No	For Use on Appliances	No
For Use on Concrete	No	For Use on Styrofoam	No
For Use on Glass	No	For Use on Farm Equipment	Yes

Miscellaneous
UNSPSC	31211500

Check out the Best Selling Spray Paint on Lowes.com

Review

4.5 out of 5

165 Reviews

87% Recommend this product

Ratings may include incentivized customer reviews.

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What Customers Are Saying

Customers overwhelmingly praise this primer for excellent coverage, smooth application, and reliable rust prevention. Most note it applies evenly in one or two coats, sprays without splattering, and creates a paint-ready finish. Many appreciate the quick drying time and easy sandability, with reviewers reporting strong rust inhibition on outdoor metal items and automotive parts. Several mention it eliminates extra prep steps, streamlining projects significantly. A few report occasional nozzle clogging or longer topcoat wait times, though most consider these minor. Overall, customers strongly recommend it for effective, user-friendly surface preparation.

Customer review summary generated by AI, including incentivized reviews.

165 Customer Reviews

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Who did you allow to take my order ???

Would Not Recommend

I didn’t pick this up

AngryJune 28, 2026
Verified Purchaser

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Response from Rust-OleumSupport

Thank you for reaching out. For concerns regarding your order of Rust-Oleum Automotive Primer Spray we ask that you contact Lowe's directly at (8...

Rust-OleumSupportJune 30, 2026

Rustoleum

Price is not correct !

Would Recommend

Website shows $6.47 per can. Store price is $7.98 per can as of 6/2026

MikeJune 26, 2026

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COMPARE PRODUCTS

		Name	Current Item Rust-OleumStops Rust Automotive Flat Light Gray Oil-based Spray primer ( NET WT. 12-oz )
		Ratings	165
		Sheen	Flat
		Type	Spray primer
		For Use on Metal
Rust-OleumStops Rust Flat Rusty Metal Oil-based Spray primer ( NET WT. 12-oz )	Rust-OleumAutomotive Primer 2 in 1 Filler and Sandable Flat Gray Oil-based Spray primer ( NET WT. 12.0-oz )	Rust-OleumAutomotive Self Etching Flat Gray Oil-based Spray primer ( NET WT. 12.0-oz )	Rust-OleumProfessional High Performance Flat Gray Oil-based Spray primer ( NET WT. 15-oz )	Rust-OleumStops Rust, Rust Reformer Flat Black Oil-based Spray primer ( NET WT. 10.25-oz )	Rust-OleumProfessional Flat Cold Gray Galvanizing Compound Oil-based Spray paint ( NET WT. 20-oz )	Rust-OleumAutomotive Flat Gray Oil-based High Heat Spray primer ( NET WT. 12.0-oz )	Rust-OleumAutomotive Stops Rust Flat Black Textured Oil-based Spray paint ( NET WT. 15.0-oz )	Rust-OleumAutomotive Stops Rust Flat Black Oil-based High Heat Spray paint ( NET WT. 12-oz )
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Flat	Flat	Flat	Flat	Flat	Flat	Flat	Flat	Flat
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