CONCEPT: Buddy Club Spec IV Exhaust ITEM DESCRIPTION: Our RACING SPEC IV exhaust systems adheres to the same basic principles used in all of our RACING SPEC mufflers - straight through design and light-weight for efficient exhaust flow. Our RACING SPEC IV muffler has additional built in silencing cavities in the muffler, making it substantially quieter than our Spec III and and Spec III Pro systems without having to use a separate bolt-in silencer. Our RACING SPEC IV Exhaust systems strikes a perfect balance between efficiency and adequate noise supression. Other available systems employ noise supressing techniques that has a high level of exhaust resistance such as chambers and restrictive fiberglass exhaust padding. All of our exhaust systems are designed with a straight through design. There simply is no other alternative that will yield the least amount of exhaust flow resistance. Our key to our SPEC IV design is in the silencer... Buddy Club has a resounding reputation for having the very best build quality available on the market today. Aside from our build quality, we are also known for employing some of the most unique methods of manufacturing that can only be found on our products. For the RACING SPEC IV exhaust system, special press manufacturing methods are used to build our silencers without having to weld anything. This method makes our silencers lighter and stronger. Our SPEC IV exhaust system features an angle cut and rolled tip with our racing insignia proudly placed on the silencer making this something you can be truly be proud to own. Super Light weight and 0.8 mm thick SUS 304 highly polished stainless steel ] Main piping from the cat end all the way to the muffler uses 1mm thick SUS 304 polished stainless steel. 0.8mm thick SUS 304 polished stainless steel is used for the construction of the main silencer.