Rev up your Mustang GT with our precision-crafted 2015-26 header system, meticulously engineered to unleash maximum horsepower from your 5-liter engine. Don't compromise on performance—choose the pinnacle of header systems available in the market. Renowned for unparalleled quality and unmatched performance, our products elevate your driving experience. Features: * 2” Primary Tubes * 3” Collector with Integrated Merge Spike * Factory Connection - Fits to Stock Exhaust - 2-1/4” * Add horsepower and torque with this bolt-on upgrade * 304 Stainless construction will last a lifetime * Smooth mandrel bends optimize exhaust flow * Fully TIG welded for strength and beauty * Multiple connection options to match your build