Using this turbo inlet hose is easy. First, make sure your car engine is turned off and cooled down. Then, carefully remove the old hose and replace it with this new Perrin one. Ensure it's properly connected and secured. As for maintenance, regularly check the hose for any signs of wear or damage, like cracks or leaks. If you notice any issues, replace the hose right away. And always keep it clean to ensure optimal performance.