CATBACK EXHAUST SYSTEM - UN-RESONATED - 11-14 WRX, 08-14 STI HATCHBACK CATBACK EXHAUST SYSTEM - UN-RESONATED - 11-14 WRX, 08-14 STI HATCHBACK Click image to enlarge Description Custom GrimmSpeed muffler – the design offers a deeper, more refined tone over OEM Quad 3.5" double-wall, angle-cut tips - our most commonly requested configuration Resonated or Un-resonated options - the choice is yours! 304 Stainless Steel construction - genuine American 304SS material to withstand the elements and abuse 1/2in thick flanges - all flanges are laser cut from 1/2in thick stainless plate for perfect sealing, easy installation and extreme durability Flex section - your motor and mufflers are both mounted using rubber or poly mounts and can move independent of one another - if there isn't a flex section or donut gasket allowing relative movement, there's a much greater likelihood of damage to your exhaust or turbo Custom adjustable polyurethane hangers - these hangers keep your exhaust where it needs to be, adding ground clearance, freeing you from rattles, melted bumpers and so on TIG welded - each catback is hand TIG-welded just across the hall from the engineering offices that they were designed in, ensuring craftsmanship that does our Lifetime Warranty justice GrimmSpeed Lifetime Warranty - buy knowing that we stand behind our products and customers 100% Get images that make Supersized seem small.Tailor your products with Auctiva's Listing Templates! THE simple solution for eCRATER sellers. Track Page Views WithAuctiva's FREE Counter