Update your semi with a secure transfer of essential fluids throughout the cooling system, with the Tru-Flex 5" x 25' 409 Stainless Steel Flex Tubing that ensures you're Ready for the Road Ahead™. This replacement hose tubing ensures proper flexibility and durability within the exhaust system, optimizing motor performance. Engineered with incredible durability and improved bending strength to deliver a long service life. FleetPride is your First Click in Heavy Duty®.