This MBRP exhaust system is great for daily driving and occasional off - road adventures. It's perfect for car enthusiasts on a budget who want to enhance their vehicle's performance and sound. The tubing is made of heavy - gauge aluminized steel. While specific size and weight aren't given, you can expect it to be a solid, well - built addition to your 2009 - 2014 Chev/GMC Yukon or Chev Tahoe with a 5.3L engine.