Cobra 6303 909 Twins 4" Slip-On Mufflers Chrome

The Cobra 909 Twins slip-on mufflers deliver premium sound, styling, and performance at an exceptional value. These chrome 4-inch slip-on mufflers are specifically designed for trike applications and feature Cobra's signature twin-tip design that provides an elegant, upscale appearance.

Key Features:

• 4-inch diameter with unique scalloped and smooth rolled outer tip matched with a scalloped inner tip
• Clean twin-tip design with no visible external screws for a smooth, undisturbed finish from front to back
• 2.25-inch louvered perforated core delivers the traditional, recognizable Harley V-twin sound
• Constant velocity tuned core provides excellent sound quality and improved performance
• Chrome finish with high-quality construction
• Sold as a pair (both left and right mufflers included)
• Made in the USA with limited lifetime warranty

These slip-on mufflers offer straightforward installation with basic hand tools and provide a noticeable improvement in sound and throttle response over stock exhaust. The 909 Twins deliver a deep, throaty rumble without excessive volume, making them ideal for riders who want enhanced performance and authentic Harley sound without ear-splitting noise levels.