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Direct Replacement for DOT 3, DOT 4, and DOT 5.1; Quart
ESI6 is the next generation brake fluid designed for today's modern braking systems. Designed by the industry's leader in braking technology for vehicles using DOT 3, DOT 4, and DOT 5.1 brake fluid.

Features & Benefits:
  • High compatibility. Use with or direct replacement for DOT 3, DOT 4, and DOT 5.1 brake fluid
  • Extended Service Interval (ESI): Lasts 100% longer than DOT 3, 50% longer than DOT 4, and 10% longer than DOT 5.1
  • Exceeds all DOT 3, DOT 4, and DOT 5.1 standards
  • Wet boiling point ~ 365F / Viscosity at -40 C ~ 670mm2/s

Brake Fluid Comparison Chart

Fluid Type Compatible With Quality Chemical Composition Minimum Dry Boiling Point Minimum Wet Boiling Point
DOT 3 Brake Systems Good Glycol Ether 401F 284F
DOT 3 & DOT 4 Brake Systems Better Glycol Ether, Borate Ester 446F 311F
DOT 5.1
DOT 3, DOT 4 & DOT 5.1 Brake Systems Best Glycol Ether, Borate Ester 518F 374F
DOT 5 Brake Systems ONLY Specialty Silicone 500F 356F

How do I know if my brake fluid needs to be changed?
  • Brake fluid is typically clear or translucent. If your brake fluid is dirty or rust-colored, your fluid needs to be changed
  • If your brakes feel mushy or require a lot of pressure to engage, your brake fluid may need to be flushed or changed
  • Consult your owners manual The manufacturer may recommend changing brake fluid when your vehicle reaches a certain number miles or years

Not returnable once opened.

Attention California Customers - WARNING: This product can expose you to chemicals including Ethylene Oxide, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

Material Safety Data Sheet (MSDS)
Alternate/OEM Part Number(s): ESI632N

Warranty Information:
No Warranty
Warranty Details