This MST boost pipe kit replaces the restrictive factory-fitted components to provide an upgrade which combines high-quality materials with superior design, to bring you increased performance and enhanced engine bay appeal.Improved throttle responseBlack powder coated and silicone inlet pipeDyno results: max gains 5-7bhp (this may vary depending on vehicle)This boost pipe kit from MST features larger and smoother internal bores, that deliver increased airflow over the standard restrictive factory part.MST uses a black powder coating on their high-quality hard pipes that increases life, provides a durable hardwearing anti-corrosion protection and offers an aesthetically pleasing look to your engine bay. Their multi-ply, stainless steel reinforced silicone hoses offer increased durability and performance over stock parts and look amazing.Whether this kit is installed on a standard vehicle or an already tuned vehicle, you can be sure of the positive performance gains this will deliver.