FMF Factory Fatty Pipe for Yamaha

FEATURES

• Based on the successful exhaust pipe used by pro riders 
• Cone selection is shaped like the original Fatty, but with new features 
• Constructed with two thicknesses of steel 
• 19-gauge steel used on the header portion for optimum strength and durability; 20 gauge steel on body and rear section for increased weight savings 
• Seams are hand pounded after stamping process for that factory look 
• Comes in a raw, unplated, oiled finish