All flanges machined flat enough. This exhaust system comes with muffler and Decat. Good fitment and easy installation.The item "S/S Exhaust system catback for Landcruiser 100 series UZJ100 V8 4.7L Petrol" is in sale since Tuesday, April 30, 2019. This item is in the category "Vehicle Parts & Accessories\Car & Truck Parts\Exhausts\Exhaust Systems". The seller is "powerplus-pro" and is located in Mulgrave. This item can be shipped to Australia, North, South, or Latin America, all countries in Europe, all countries in continental Asia, New Zealand.