EVIL ENERGY 2.5" Exhaust Muffler, 2.5" Inlet (OD) 4" Outlet Stainless Steel Universal Straight Through N1 Style Exhaust Tip, Deep Tone for Modern Trucks, Muscle Cars & Daily Drivers

Premium Acoustic Control: EVIL ENERGY muffler is densely packed with excellent, sound-absorbing cotton, giving a low, deep tone that is reverberated to increase sound; Easy to install, bolts on in minutes. Size and Construction: 2.5 inch inlet, 4 inch outlet, 18.5 inch overall length, polished stainless steel; It is universal, please measure your car's inlet before purchasing. Working Principle: The walls of the muffler are made of two layers of stainless steel, which help reduce vibration and absorb sound. Material: The production process of stainless steel is sturdy and stable. Installation: Three methods to install this universal exhaust muffler, just choose as you need (1. Welding 2. U bolt or muffler seal clamp 3. Lap/butt joint clamp). Professional intallation is highly recommended (no instruction included)