These hoses are suitable for intercooler systems, intakes, water lines or similar. They can withstand up to 1 bar / 14.5 PSI of pressure and temperatures up to 220°C / 430°F. The silicone is highly durable and flexible, stable and retains its color even after many years of use. That's why many motorsports teams trust in BOOST Products hoses. Note: Silicone hose should not be used as fuel line, oil line or vacuum line for power brake systems.