Mustang Wilwood rear stainless steel brake line kits are manufactured to high quality standards. These premium grade flexline kits have been designed for application specific kits. These kits are specifically designed to be “plug and play” for your vintage car to your Wilwood brake kit. These lines are 14″ long and and are a great length to adapt to your hard lines on your rear end housing. The outboard fitting ( 90 degree 1/8-27 NPT) will adapt to Wilwood rear brake kits to hardlines with 3/8-24 IF fitting.