A friend of mine sent me this link: http://www.optauto.com/webstore/product_information.asp?number=TP-10121551&v ariation=&aitem=3&mitem=5&back=yes&dept=1405 I couldn't find any opinions on this website. Has anyone ever dealt with them before? Paul Kieca 99 Sentra SE Limited 5spd with a quiet stock exhaust