Headers are very simple bolt-on components employed to improve an motor's efficiency. Headers help it become less difficult for that motor to push exhaust fumes out on the exhaust system. They connect to one or more cylinder heads and evacuate gas exiting from that cylinder head by your automobile's muffler. https://downpipes-audi-rs6-c8-bro21976.bimmwiki.com/10370919/the_greatest_guide_to_downpipes