but when it comes down to it, a tiny coolant hose can make the difference between going for the first drive and a frustrating night of waiting for the parts store to open. Save yourself the frustration and be prepared with this 6-ft Mishimoto 3/4-inch EPDM hose.----Suitable for coolant, water, and brake fluid, this versatile hose can be used in many systems from cooling and braking to air-to-water intercooling. The included worm-gear clamps mean no extra trips to the parts store and our Mishimoto Lifetime Warranty protects you from future frustration.