• R-77 exhaust features a trapezoid-shaped muffler sleeve that maximzes muffler flow volume and a sharp silhouette that flows with the new Hayabusa body design
• Shape of the end cap is an evolution of our R-55 exhaust
• 4-into-1 design with a right-hand exit muffler
• Maximizes torque and useable power for optimum gains throughout the entire powerband
  
  Not all products are legal for sale or use on pollution controlled vehicles, Check your local laws and the manufacturers information
  
  Installation of a new exhaust system may change your motorcycle's fuel-air mixture requirements. Please consult the exhaust manufacturer directly with questions regarding any modifications that may need to be made during, or after, installation of their product. If a jet kit or EFI controller is recommended, see the Intake & Fuel section
  
  Exhaust discoloration (blueing) is caused by engine conditions such as cam timing, fuel-air mixture, operating temperature, etc. It s not the result of defective manufacturing; therefore is not covered by any warranty. See Chems & Lubes section for products that will help prevent or remove blueing

(4) Stainless steel manifolds

(4) Stainless steel flanges

(10) Small race springs

(4) Medium race springs

(1) Chrome aluminum header

(1) Stainless steel muffler clamp W/heat insulator

(1) Tailpipe

(1) Stainless steel muffler 

(1) 8mm Nut

(1) 8mm Flat washer

(1) Spring puller tool

(1) Low volume insert

Instructions

The Air Resources Board (ARB) does not permit the use of aftermarket emission-related parts that alter the air/fuel ratio of an emission-controlled vehicle. Due to these legal restrictions this part cannot be shipped to California.