Firebrand Upstarts
descriptionFirebrand Upstarts
Fits 2004-Present Sportster Models
Feature 1-3/4" head pipes stepped up to 2-1/2" Quadradical up-slash muffler bodies to deliver cutting edge styling, increased performance and deep race sound
Race inspired 2" baffles, featuring stainless perforated cores and dual layer packing
Baffles are removable and repackable
Compatible with 12mm, 18mm and 18mm wideband oxygen sensors
Made in the U.S.A.
Fits 2004-Present Sportster Models
Feature 1-3/4" head pipes stepped up to 2-1/2" Quadradical up-slash muffler bodies to deliver cutting edge styling, increased performance and deep race sound
Race inspired 2" baffles, featuring stainless perforated cores and dual layer packing
Baffles are removable and repackable
Compatible with 12mm, 18mm and 18mm wideband oxygen sensors
Made in the U.S.A.