D&D Performance Exhaust

D&D Performance Exhaust Boss Fat Cat 2:1 Full System - Chrome - Back Cut - Fits 09-16 Touring Models

556Z-32B

Regular price $1,099.00 Save $-1,099.00

D&D exhaust systems are designed around stock configurations. If your motorcycle has modifications such as Lowered Suspension, Shocks, or Aftermarket Saddlebags, the exhaust system may not work as intended.


Year: 2009-2016
Make: Harley Davidson
2009-2016 Harley-Davidson FLH / FLT
Bagger Motorcycles
D&D 2 into 1 Boss Fat Cat Exhaust pipe.

Details:

 

    • 2:1 Boss Fat Cat is a stepped header system at the head 1 5/8" to 1 3/4" to 1 7/8" at collector and and 2 1/2" where the muffler goes to the header. 
    • All Boss Fat Cat full systems a equipped with heat shields, exhaust gaskets, bolt kit and a baffle.
    • Each exhaust system is designed and dyno tested at D&D facilities. All of their testing is done with that Harley SE Race Tuner.
    • Every exhaust is designed to increase low-end torque and horsepower.
    • Performance increases are about up to 15% with the proper tune on the bike.
    • The Louvered wrapped baffle is the quitest baffle for motors 96" to 103"
    • The Perforated baffle is the very very loud baffle for motors 96" to 113"

 


Notes:
  • When using Woods Cams the best baffle to use is either of the Perforated Baffles.
  • The Boss Fat Cat's starting in May 2014 comes with both 12mm and 18mm 02 bungs to fit bikes 2009-2015. The new part # has a Z in it for both size 02 bungs.
  • Slant Cut Muffler work best on the CVO extended bag models.
  • At idle,the motorbike is deep,boomy and full of character. Not only does the pipe look good, it is a wonderfully sounding experience for the rider.
  • Blueing and Discoloration are caused by Improper Tuning and will not be covered under Warranty.
  • D&D Performance Exhaust Systems as designed for close course racing applications only. Not for use on pollution controlled vehicles.

How to install or remove a baffle

556Z Install Sheet

556Z and 549N Info Sheet

D&D Performance Exhaust Boss Fat Cat 2:1 Full System - Chrome - Back Cut - Fits 09-16 Touring Models
D&D Performance Exhaust Boss Fat Cat 2:1 Full System - Chrome - Back Cut - Fits 09-16 Touring Models
D&D Performance Exhaust Boss Fat Cat 2:1 Full System - Chrome - Back Cut - Fits 09-16 Touring Models