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1984-2017 Harley Softail Boarzilla 2:1 Full Exhaust System

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Product Code: 576Z
Availability: In Stock

Available Options

How to install or Remove a Baffle
How to care for Black D&D Exhaust
576Z-31-32 Part Numbers and Insturtions and Bolt Kit

Year: 1984-2017
Make: Harley Davidson

As you can see the system is upswept and does not work on bikes with bags.

1984-2017 Harley-Davidson Softail motorcycles
D&D 2 into 1 Boarzilla Exhaust pipe.

2:1 Boarzilla is a stepped header system at the head is 1 7/8" to 2" at collector and 2 1/2" where the muffler goes to the header.

  • All D&D full systems are equipped with heat shields,exhaust gaskets, bolt kit and baffles.  
  • Each exhaust system is designed and dyno tested in our facilities.
  • Our testing is done with the Harley Tuner's.
  • Every pipe is designed to increase low-end torque and horsepower.
  • Performance increases are about 8 to 10 percent on stock motors but may very with built motors with the proper tune on the bike.

Perforated Wrapped baffles 
are for 116" to 131" motors
Perforated baffles 
are for 116" to 131" motors
Baffles come in a Wrapped version to make them a little quieter.

The inter core of the perforated baffle is 2 1/2"

 1984-2017 Boarzilla comes with 12mm and 18mm O2 bungs for the stock 02 sensors that comes on the bike.

All 1984-2017 Softail model are required to use a tuner with our exhaust.

Will not fit any of the Rockers and Breakout Softail because of the oil tank.

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.
Dave Rash, Pope of Pipe

Blueing and Discoloration are caused by Improper Tuning and will not be covered under Warranty

D&D Performance Exhaust Systems  are designed for close course racing applications only.  Not for use on pollution controlled vehicles.

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