‘19-23 Skidoo ACE 900 Turbo we found that the stock mid-pipe was too restrictive. So, we redesigned our line of stainless-steel Ski-doo turbo cans and added a performance Mid-pipe with a Flex joint, for the best fit and finish. With this combination of a free-flowing manifold pipe and stainless-steel powder light muffler, we gain 5 HP while we drop 10 lbs.