329. GL1800 Cobra Tri-Flo Slip-On Mufflers Chrome

Tri-Flo Slip-On Mufflers

• Increase horsepower and torque with a deeper, more aggressive exhaust note
• Welded from mild steel, then bathed in a four-step chrome-plating process
• Tri-Flo muffler begins as a 4" muffler at the front and morphs into a 4" x 5-3/4" oval at the rear
• All necessary mounting hardware and instruction included, ensuring problem-free installation
• Made in the U.S.A.