COBRA 4-1/2" NH Series Mufflers - Black 6289RB Powerport Dual Headpipes for Trikes These have the classic megaphone

These have the classic megaphone shape capped with a large machined aluminum tip that has the Cobra logo engraved on top Delivers a deep sonic thump that keeps that powerful V-Twin rhythm going for miles and miles Internally

Larger 1-1/2" diameter tubing

5" inch muffler bodies include a quiet baffle with additional silencing material

Efficiently draws air but also smooths airflow over (and from the side) of the helmet

COBRA 4-1/2" NH Series Mufflers - Black 6289RB Powerport Dual Headpipes for Trikes These have the classic megaphone50 state legal (declared manufacturer replacement parts) Black 4 1 2" body, rolled end tip with gloss black inner tip Upper Cut design where the angle matches the line of the stockbags Fits extended stock bags Made in the U. S. A.