Walker 49049 2-1/2" Diameter x 10' Length Straight Aluminized Steel 14-Gauge Exhaust Tube Aluminized steel construction for corrosion resistance and durability Manufactured with a state-of-the-art distortion free tube cutting process OD sized tubing Ships in 13', 10', or 7'6" lengths, cut to fit Quality material and construction for easy bending and welding