This MBRP exhaust system is designed for Ford F - 150 owners from 2015 to 2020 who want to boost their truck's performance and sound. Whether you're cruising on the highway or doing some off - road adventures, this exhaust system will make your driving experience more exciting. It's ideal for those living in dry climates and on a budget. The tubing is 3 inches in diameter, made of heavy - gauge aluminized steel, and mandrel - bent for maximum exhaust flow.