Chrome. Comes with a 4" diameter body that bells out to 4.5". These are perforated core slip-on mufflers that are; some say; too loud and nickname them ''Neighbor Haters''. But for the Loud Crowd these are the slip-ons that will truly bring life to the bike! The sound is loud & low and fully different from the shrill sound of drag pipes due to the 2" constant velocity baffle design with stainless mesh and high/density bonded fiberglass wrap. Note: Very loud.

Satin black with a black tip. Slip-ons inspired by the El Diablo 2-1. Internally; the spun-louvered core provides the bark and horsepower increase you expect from Cobra. It starts as a 2 and 3/4-inch piece of tube; and morphs into 4-inches at the rear. To finish it all off; Cobra machined a beveled tip to complement the lines of the megaphone; and etched the Cobra logo on top.

Chrome. Comes with a 3" diameter body that bells out to 3.5". These are perforated core slip-on mufflers that are; some say; too loud and nickname them ''Neighbor Haters''. But for the Loud Crowd these are the slip-ons that will truly bring life to the bike! The sound is loud & low and fully different from the shrill sound of drag pipes due to the 2" constant velocity baffle design with stainless mesh and high/density bonded fiberglass wrap. Note: Very loud.

Chrome. Comes with a 3" diameter body that bells out to 3.5". These are perforated core slip-on mufflers that are; some say; too loud and nickname them ''Neighbor Haters''. But for the Loud Crowd these are the slip-ons that will truly bring life to the bike! The sound is loud & low and fully different from the shrill sound of drag pipes due to the 2" constant velocity baffle design with stainless mesh and high/density bonded fiberglass wrap. Note: Very loud.

Black. Comes with a 3" diameter body that bells out to 3.5". These are perforated core slip-on mufflers that are; some say; too loud and nickname them ''Neighbor Haters''. But for the Loud Crowd these are the slip-ons that will truly bring life to the bike! The sound is loud & low and fully different from the shrill sound of drag pipes due to the 2" constant velocity baffle design with stainless mesh and high/density bonded fiberglass wrap. Note: Very loud.

Black with billet chrome slash tip. Price; performance increase and sound. These are the key ingredients that gave birth to this quality performance muffler; without breaking the bank. Comes with removable baffles with a 2" inner core; providing more power than most. Note: See 915563 for the standard replacement 2" baffle; see 915564 for the optional 1 3/4" baffle. Note: Will fit 10-16 European Dyna models; but will require separate purchase of OEM mounting bracket 65946-07. This bracket is not available through Motorcycle Storehouse. Note: Will not fit the thinner head pipes of 2017 HDI/EU models.

Satin black with clear coated billet tips. RPTs (Race Pro Tips) come with a 3" OD muffler bodies that expand to 3 1/2". The core technique is far beyond the louvered metal tubes; which enabled Cobra to engineer and use high frequency sound chattering technique in the high-flow core to enhance the lower mellow tones. The results are is a muffler system that will perform without ear shattering noise. Note: Will not fit thinner end head pipes of 2017 HDI/EU models.

Satin black with clear coated billet tips. RPTs (Race Pro Tips) come with a 3" OD muffler bodies that expand to 3 1/2". The core technique is far beyond the louvered metal tubes; which enabled Cobra to engineer and use high frequency sound chattering technique in the high-flow core to enhance the lower mellow tones. The results are is a muffler system that will perform without ear shattering noise. Note: Will not fit thinner head pipes of 2017 HDI/EU models.