DU-BRO Super Blue Silicone Tubing – Premium Fuel Line for Glow & Nitro RC Engines

For Glo-Fuel ONLY. Won't crack or harden and fits securely on fuel fitting. TUBING SIZE I.D. O.D. Small 1/16" (1.5 mm) 9/64" (3.57 mm) Medium 3/32" (2.3 mm)   7/32" (5.56 mm) Large 1/8" (3 mm)   1/4" (6.35 mm) X-Large 5/32" (4 mm)   9/32" (7.14 mm) DU-BRO Super Blue Silicone Tubing is one of the most trusted fuel lines in the RC hobby, offering exceptional durability, flexibility, and fuel resistance for glow and nitro-powered models. Whether you fly RC airplanes, run nitro trucks, race boats, or maintain a fleet of model engines, this tubing delivers the reliable fuel flow your engine needs for smooth, consistent performance. Made from high-grade silicone, Super Blue Tubing stays soft and flexible in all weather conditions—it won’t harden, crack, or become brittle over time like lower-quality lines. This makes it ideal for installations that require tight routing, sharp bends, or repeated engine vibration. The tubing fits snugly over standard fuel fittings to prevent