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Stainless Steel Aggressive To Moderate Sound Flowmaster\u0022 class=\u0022img-fluid image-style-product-page\u0022 \/\u003E\n\n\n\u003C\/div\u003E\n          \u003C\/div\u003E\n  \n  \u003C\/div\u003E\n\u003Cdiv  class=\u0022col-md-6 col-sm-12\u0022\u003E\n    \n            \u003Cdiv class=\u0022product--variation-field--variation_title__37679 field field--name-title field--type-string field--label-hidden field__item\u0022\u003EAmerican Thunder Cat-Back Exhaust System 1999-2007* (2007 Classic Only) Silverado\/Sierra 1500 4.3L, 4.8L, 5.3L Engine, Extended Cab\/Short Bed. 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The American Thunder system is heavy 16-gauge mandrel-bent stainless steel tubing for durability and maximum performance.\u003C\/p\u003E\n\u003Cp\u003EIncludes a stainless steel Super 40 Series performance muffler for that perfect blend of a deep aggressive exterior sound, with a moderate interior tone that won\u0027t drive you out of the cab when having a conversation. The dual 2.50-inch tailpipes clear the factory spare tire and give you two choices of exit locations. Straight out the back for that true dual look, or exiting out each side behind the rear wheels, which is ideal for towing. The system is finished off with a pair of highly polished 304 stainless steel tips embossed with the Flowmaster name. Designed for an easy fit, these systems include all necessary parts, hardware and instructions for an easy installation you can do at home.\u003C\/p\u003E\n\u003Cul\u003E\n  \u003Cli\u003EIncludes Hangers and Hardware for an Easy Installation\u003C\/li\u003E\n  \u003Cli\u003EMandrel-bent 16-gauge Stainless Steel Tubing\u003C\/li\u003E\n  \u003Cli\u003EModerate to Aggressive Exterior Exhaust Tone\u003C\/li\u003E\n  \u003Cli\u003EConnects After Factory Catalytic Converter\u003C\/li\u003E\n  \u003Cli\u003ESuper 40 Series Performance Muffler\u003C\/li\u003E\n  \u003Cli\u003EUses the Factory Hanger Locations\u003C\/li\u003E\n  \u003Cli\u003ELifetime Limited Warranty\u003C\/li\u003E\n  \u003Cli\u003EEasy Installation\u003C\/li\u003E\n\u003C\/ul\u003E\u003C\/div\u003E\n      \u003C\/article\u003E\n","dialogOptions":{"width":"80%","buttons":[],"modal":true,"title":"American Thunder Cat-Back Exhaust System 1999-2007* (2007 Classic Only) Silverado\/Sierra 1500 4.3L, 4.8L, 5.3L Engine, Extended Cab\/Short Bed. 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