100% structural stainless steel construction3X the life expectancy vs. typical aluminized mufflersOE-style louvered tube technology lowers noise level for premium OE-style sound compared to straight perf. tubesPrecise OE-style routing & hanger positions for quick & easy installationComprehensive internal drainage system for corrosion resistanceWalker is the only aftermarket exhaust manufacturer in North America with the capability to combine industry-leading coverage with a direct fit OE-style replacement, 100% structural stainless steel muffler, which provides over three times the average lifespan of competitors' aluminized replacement mufflers. Walker Quiet-FlowSS is available for a vast majority of top-selling domestic and foreign-nameplate applications. In addition to Walker's renowned precision fit, superior flow, and OE-style sound, these mufflers feature 409 stainless steel heads, shell, bushings, louvered tubes and partitions. Walker Quiet-FlowSS mufflers have a limited lifetime warranty and a 90-day Safe and Sound guarantee. See www.walkerexhaust.com for warranty and guarantee details.