A downpipe would actually only become a gain that has a tune. An APR stage II as well as the downpipe would provide you with a really nice acquire without needing to improve the stock turbo/intercooler/motor mounts/tires etcetera. John – Downpipes are generally a good idea for turbocharged automobiles, as https://catlessvscatteddownpipe86420.jasperwiki.com/6037034/not_known_details_about_catless_vs_catted_downpipe