This Flowmaster® American Thunder® cat-back exhaust system for the 2024-2025 Toyota Tacoma with the 2.4-liter engine is manufactured using durable 409 stainless steel throughout and features 3-inch and 2.5-inch mandrel bent pipes for better exhaust gas flow. A 50 HD series muffler is used for maximum performance and delivers a moderate sound inside and out. This system offers dual out the rear or side exit options with 4-inch polished stainless steel tips for a custom look. Max dyno gains of 14 hp and 21 lb-ft at the rear wheels. The system uses factory style hangers and includes installation instructions and all necessary hardware for an easy installation that you can do at home. Backed by Flowmaster's Lifetime Limited Warranty.