100% Aluminized Inside and Out.
Reversible for Versatile Installation. Made in USA Type Of Muffler: Straight Through;Inlet Location: Center;Outlet Location: Center;Muffler Material: Stainless Steel;Number of Inlets: 1;Number of Outlets: 1;Muffler Shape: Oval;California Residents: WARNING Dynomax Ultra-Flo Welded Muffler - 17220 Aggressive Sound Level with a True Performance Tone and Minimal Resonation. Lifetime Warranty. Straight Through Design for Maximum Flow.