Autoloc Billet Brake Fluid Reservoir. Add the custom look of billet to your street rod !! Autoloc’s remote brake fluid reservoirs are more just a pretty cans. Our brake reservoirs are CNC machined from billet stock and add an incredible touch to your engine bay. The O-ring sealed cap keeps your fluid locked inside so no fluid will leak out. Adds the finishing touches to you engine compartment. For optimal performance always mount the reservoir higher than the master cylinder. Featured on several TV shows including Monster Garage, and Pimp My Ride AutoLoc kits deliver where all others fails. Insist on the best, and insist on AutoLoc and you be glad you did.