Wikiページ 'RACING cat back system with selectable tail pipes, without homologation' の削除は元に戻せません。 続行しますか?
Aftermarket custom cat back exhaust systems increase the efficiency of an exhaust system because of the mandrel-bent turns and reduction in back pressure. They are the popular choice when it comes to aftermarket exhaust systems as they offer reliable performance and sound without having to buy a new catalytic converter. They are also well-suited to those who like to handle their own installation!
Adding a dual exhaust to your vehicle can have a number of advantages. Functionally, two exhausts can improve engine performance and reduce emissions. Aesthetically, it has the sporty look that some people search for in a vehicle. Catalytic converters require a temperature of 400 
Wikiページ 'RACING cat back system with selectable tail pipes, without homologation' の削除は元に戻せません。 続行しますか?