- Roadworks 7 Inch Stove Top Exhaust Kit With 90 Degree Elbows For Peterbilt 379 And 389 GliderStarting at $2,921.99RWKITPB17ST96-GRoadworks 8 Inch Slash Cut Exhaust Kit With 90 Degree Elbows For Peterbilt 379 And 389 GliderStarting at $3,374.99RWKITPB18S96-GDiscover the ultimate upgrade for your semi truck with the Roadworks Exhaust 8 Inch, designed to deliver unparalleled performance and style. Perfect for Peterbilt 379 and Peterbilt 389 Glider models, this exhaust system is engineered for durability and efficiency. Explore our range of related products, including the Roadworks 7 Inch Stove Top Exhaust Kit with 90 Degree Elbows, the Roadworks 8 Inch Slash Cut Exhaust Kit with 90 Degree Elbows, the Roadworks 8 Inch Boilermaker Cut Exhaust Kit with 60 Degree Elbows, and the Roadworks 8 Inch Slash Cut Exhaust Kit with 60 Degree Elbows. Each kit is meticulously crafted to enhance your truck's performance while providing a sleek, custom look. Whether you're driving a Peterbilt 589, Kenworth T800, or need a flexible exhaust pipe, our products are designed to meet your needs. Don't forget to check out our Walker exhaust options and exhaust clamps, including sizes like 33mm to inches and 735/88. Upgrade your exhaust system today and experience the Roadworks difference!