IF YOU ARE SWAPPING A KOHLER 5400 SERIES ENGINE INTO A TRACTOR OR ZEROTURN YOU WILL NEED THIS PIPE. EVERYTHING ADAPTS FROM A COURAGE ENGINE EXCEPT THE EXHAUST PIPE. The item "NEW TRACTOR EXHAUST PIPE FOR 18hp Kohler 5400 Series Engine PA-KS540-3012" is in sale since Monday, May 24, 2021. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Lawn Mowers, Parts & Accessories\Lawn Mower Parts".The seller is "things2sell2you" and is located in Plainfield, Illinois. This item can be shipped worldwide.