Race Car Gauge Accessories to build or improve your race car's gauges. Sometimes it is the littlest thing that takes you from leading the pack to being towed in. A braided oil pressure line will certainly be more reliable than the nylon tubing that came with the gauge kit. Do you have a high revving engine and have intermittent readings? Those harmonics may be giving false readings on your old sending unit. We carry all the items needed for the building, maintenance, and repair of your race cars gauges.