Features & Benefits:-* Suits all 2:2 separate straight pipe sets & Sharktail Exhausts/Mufflers* Sold as a pairTech Tips:- * Supersedes FPE-AC00008 & FPE-AC00009* Re-tuning of EFI System or re-jetting of carby is recommended due to the reduction in exhaust flow. May cause the bike to run hot if not re-tuned.