TC Sportline Burnout MU-UN002DP Spun-locked Universal Oval Muffler Exhaust 3.5" Double Wall Dual Slant Tip 2.5" Inlet (Polished) Stainless steel muffler Heavy duty double walled tip Spun-Locked end caps, ensuring protection against rupture, providing the strongest resistance to back fire Deep exhaust tone Professional installation is recommended, may require welding