Name: Alvarez Muffler Services. Descripton:we do performance mufflers, flex pipes , from super 10 to super 44, all 40, 50, 60, 70, 80 series as well DBX, HP2 and PRO series. If you need a catalytic we have the one you need. We warranty all our jobs. You can set an appointment or just walk in. We have the best prices in Ogden.