Knucklehead Muffler & Pipes Extension

1-7/8"-DIAMETER TAIL PIPE EXTENSIONS Fit over 1." diameter pipes, but have no slider channels or baffles.
607S-KNU* 18"-long Slash Cut
607G-KNU* 18"-long Goose Cut
605S-KNU* 31"-long Slash Cut
605F-KNU* 31"-long Flared Tip
605G-KNU* 31"-long Goose Cut

UNIVERSAL MUFFLERS
599-KNU* 2."-diameter Super Slash Cut muffler with slider channel on left-side (19"-long)
614-KNU* 3"-diameter Rocket muffler (31"-long)
615-KNU* 3"-diameter Rocket muffler (28"-long)
615A-KNU* 3"-diameter Rocket muffler (22."-long)
613-KNU* Slash Cut turnout megaphone with slider channel on left-side (29"-long)
606HR-KNU* 2."-diameter right-side High-Sweep muffler 
606HL-KNU* 2."-diameter left-side High-Sweep muffler 
616-KNU* 3"-diameter Turnout or Turndown muffler (22"-long)
617-KNU* 3"-diameter Turnout or Turndown muffler (31"-long)

* NOT LEGAL FOR SALE OR USE IN CALIFORNIA