

🛑 Stop at nothing—brake fluid that outperforms the heat and the rest!
Prestone AS401 DOT 3 Synthetic Brake Fluid offers superior boiling point protection with 460°F dry and 284°F wet ratings, ensuring reliable braking under extreme conditions. Compatible with ABS, disc, and drum brakes, it prevents spongy pedals and protects brake system metals with a comprehensive inhibitor package. Trusted by professionals and rated 4.8 stars, this 32 oz bottle delivers consistent, high-performance braking for modern vehicles.
| ASIN | B004AHDCB8 |
| Best Sellers Rank | #783 in Automotive ( See Top 100 in Automotive ) #2 in Brake Fluids |
| Brand | Prestone |
| Customer Reviews | 4.8 4.8 out of 5 stars (2,765) |
| Date First Available | November 2, 2010 |
| Flash Point | 93 Degrees Celsius |
| Global Trade Identification Number | 00797496876461 |
| Is Discontinued By Manufacturer | No |
| Item Form | Liquid |
| Item Weight | 2 pounds |
| Item model number | PRESTONE - AS401Y - 32oz |
| Liquid Volume | 32 Fluid Ounces |
| Manufacturer | Prestone |
| Manufacturer Part Number | AS401 |
| Material | Abs |
| Model | AS401 |
| Number of Items | 1 |
| Package Information | Bottle |
| Product Dimensions | 15 x 11 x 10 inches |
| Recommended Uses For Product | Automotive |
| Specific Uses For Product | Standard vehicle braking systems, extreme conditions, protecting vital brake system metals |
| UPC | 797496876461 |
| Unit Count | 32.0 Ounce |
| Upper Temperature Rating | 238 Degrees Celsius |
L**L
Clean, consistent DOT 3 brake fluid from a trusted brand
This brake fluid is exactly what you expect from Prestone. Fresh, clear fluid with no contamination and consistent viscosity. Poured cleanly with no residue or debris in the bottle. Meets DOT 3 specs without issues and works as intended for flushes or top-offs. Pedal feel remains firm after bleeding, with no signs of aeration or performance drop under normal driving conditions. Packaging is solid and easy to handle, and the 32 oz size is practical without being excessive. This is basic maintenance fluid done right—no surprises, no compromises.
B**R
playertime
Great product, great price, worked perfectly! AAA
I**I
Great price for excellent name and Synthetic
Excellent, change every 1-2 yrs
J**I
quality brake fluid
It's good brake fluid...the bottle is full...not sure what else to tell you guys...works in most vehicles.
D**S
Good quality
This is good stuff. I’ve always used Prestone and never had any issues
D**E
Great value, I use them in all my cars
These are great. I use them in all of my cars—Lexus, Scion, and Acura—and they work perfectly. They’re also cheaper than buying the same items at O’Reilly’s by 3 bucks, which makes them an even better value. Highly recommended.
T**.
Will purchase again when needed
My son used this product to service my car . He is familiar with this product States it was a good price .
J**E
Full synthetic DOT 3 Brake fluid. 👍
High quality, DOT 3 full synthetic brake fluid. (Notice DOT 4 and 5 are for different brake systems than those using DOT 3.)
M**O
Very Good
S**X
premium brake fluid!
T**N
Great synthetic fluid to flush your whole brake system.
C**L
De l'huile... c'est de l'huile ! Bouteille protégée contre les fuites
D**K
I think very good….time will tell, but I think no issues will come
Trustpilot
3 days ago
2 weeks ago