Is Liqui Moly DOT 4 brake fluid good for a Mazda RX-8 R3?
Yes. Liqui Moly DOT 4 meets the RX-8’s factory DOT 3 requirement and exceeds it. It’s a synthetic glycol-based fluid rated for ABS systems, and the R3’s bigger rotors and stiffer suspension make the extra thermal margin worth having. It’s not overkill, and it’s not the wrong spec. It’s a straightforward upgrade over the fluid … Read more