4-1/2" GNX Slip-On Mufflers - Guardian Black
Muffler bodies measure a full 4-1/2" outer diameter
Unique louvered baffle delivers a more aggressive tone, even with stock head pipes
S&S racing heritage-styled end caps with a tuxedo black finish
SAE J2825 sound level compliant (with included dB installed); dB reducer is removable
Made in U.S.A.