Castrol SRF synthetic racing brake fluid is another high performance option on our list and it is also one of the most expensive. This fluid is engineered to replace DOT 3 and DOT 4 fluids, but it ...

A I think much of the confusion over brake fluids is whether "synthetic" is the same as "silicone" -- and it's not. All DOT 3, DOT 4 and DOT 5.1 fluids ...

Overall, we highly recommend the Prestone Synthetic Hi-Temp Brake Fluid for its exceptional safety features and performance. It is an excellent choice for ABS, disc, and drum brake systems. 4.

DOT 5: This synthetic blend brake fluid has a silicone base. It does not absorb moisture and, as a result, can cause corrosion in your brake line if not properly monitored.

Brake fluids come in many types, but the most commercially available ones are DOT 3, DOT 4, DOT 5, and DOT 5.1. The type of brake fluid depends on your vehicle, but most cars require DOT 3 or DOT 4.

So just how different are the Dot 4 and Dot 4 formulas for brake fluid? Let's take a look at the chemical composition of these components to find out.

Learn How To Choose Brake Fluid And Bleed Brakes - Mustang Monthly Magazine. ... The advantage of DOT 4 is its boiling point and synthetic makeup, making it less prone to moisture absorption.

Prestone Prestone DOT 4 Synthetic Brake Fluid. Now 14% Off. $12 $10 at Amazon. $48 $6 at Walmart $6 at Lowe's. As pads wear down, it takes more fluid to press them onto the braking surface.

If you add DOT 3 to a system designed for DOT 4, you're essentially watering down the good stuff. The boiling point of your brake fluid cocktail will consequently drop, negating the performance ...