Investing in an aftermarket exhaust kit for your Peterbilt 379 semi truck can dramatically elevate its performance and style. Each semi truck exhaust kit package is built for performance, style, and a perfect fit. Whether you're running peterbilt 379 straight pipes or going for a mitered, curved, or flat turnout, we carry a full variety of exhaust configurations, including Peterbilt 379 chrome stack tops, to match your build. Looking for an exhaust makeover that's big and bold? We ve got full systems like the 7 inch exhaust kit in 304 or 409 stainless steel, with options from top brand names like Lincoln Chrome. Inside each kit, you'll find the essentials: - Stacks in multiple styles and heights - Spools (center sections) and Y pipes - Mufflers, elbows, clamps, and hardware - Flexible connectors like flex hose, grommets, and brackets Want to narrow results by finish? Choose from polished chrome, brushed stainless steel, or blacked-out looks that stand out on the road. While you're upgrading, consider taking a look at your charge air cooler (CAC) and radiator to further enhance your engine's performance alongside your new exhaust kit. An aftermarket Peterbilt 379 charge air cooler can cool your compressed air more efficiently before it reaches your engine, giving you better airflow, fewer leaks, and long-term reliability when running new stacks. Installing an aftermarket Pete 379 radiator further reduces engine heat, boosting your performance during long hauls. If you're serious about upgrading your rig with new exhaust kits, these are important factors to consider. Our extensive Peterbilt 379 truck exhaust system collection features straightforward installation and long-term, warranty-backed durability. And yes most of our kits come with free shipping right here on the site. So go ahead browse this page, pick your exhaust kit, and get your Peterbilt 379 sounding exactly the way it should. Loud. Clean. And all yours.