Forge Motorsport set of five boost/intercooler hoses for the Audi TT RS and Audi RS3. Replaces all of the OEM rubber hoses in the boost system. These are the turbo outlet, intercooler inlet and outlet, and throttle body inlet. Forge Motorsport design these silicone hoses so they can withstand pressures that can be experienced on tuned and remapped engines. They will long outlast the original hoses and with our limited lifetime warranty on all Forge products, you can be sure these hoses won't let you down.