IE Aluminum Charge Pipe Kit For Audi B9 S4, S5, SQ5, & C8 A6, A7NOT COMPATIBLE WITH GAS OMEGA INTERCOOLER KIT The IE Aluminum Charge Pipe Kit for Audi B9 S4, S5, A6, A7, & SQ5 eliminates factory bottlenecks and weak plastic materials for increased flow and strength. Our TIG welded individual billet hose ends provide a reliable crush proof base with grip lock ribbing to keep boost hoses securely in place in even the most demanding performance and hybrid turbo builds.