Fit For Audi S4 RS4 Biturbo A6 B5 2.7L Silicone Induction Intake Hose PERFORMANCE: providing good performance, high temperature resistance, and long lifespan. Designed for versatility, this hose can be used in various environments, making it an ideal choice for different needs. Enhanced Turbo Function: This charge air hose is crucial for optimal turbocharger and intercooler operation, helping maintain proper boost pressure and engine efficiency. the intercooler turbo hose can increase the engines oxygen supply, improve combustion efficiency, and thus increase power and torque output, reduce fuel consumption and improve fuel economy, Manufacturer: maoyuruk