Hey F-150 Raptor and Limited owners from 2017-2019! This Borla resonator is exactly what you need to upgrade your exhaust system. It's a 2.75 inch resonator that works perfectly with Borla's PN60637 and PN60638 systems. Borla has been making premium stainless steel exhaust parts for decades - they started with Rolls-Royce and Ferrari, so you know they know their stuff! This resonator comes with their famous million-mile warranty, which is pretty much unheard of in the automotive world. The quality is just top-notch - we're talking professional-grade construction that's built to handle whatever you throw at it. Whether you're looking to improve your exhaust sound, boost performance, or just replace a worn-out part, this resonator delivers. It's specifically designed to fit your truck perfectly, no weird modifications needed. If you want that deep, aggressive Borla sound without being obnoxiously loud, this is the way to go. Perfect for daily driving or off-road adventures, this resonator will make your Raptor sound as tough as it looks!