The D&D Exhaust BOSS 548-11/12 slip-on mufflers are designed exclusively for the 2009 Harley-Davidson touring models. These mufflers straighten out the stock pipe that comes slanted-in from the factory.

COMPONENTS
D&D Exhaust provides mufflers, all necessary hardware and inlet heat shields.


EXHAUST
Exhaust sound quality is improved while still maintaining a civil tone. See and hear the dyno run here.

PART NUMBERS (Select your option above)
Black Pipes
    * 548-11B - With back cut tip
    * 548-11L - With slant cut tip

Chrome Pipes
    * 548-12B - With back cut tip
    * 548-12L - With slant cut tip

PERFORMANCE KIT (Select above)
The performance kit from D&D Performance Enterprises includes all the above plus the Zipper's Hi-Flow Air Cleaner. This kit produces as much as 10% HP for improved performance performance and fuel economy across the RPM range. The Zipper's and D&D slip-on is the best 1-2 punch for increased performance.

NOTE: ZIpper's high performance air cleaner requires and additional investment. Will not work on the Street Glide or Road Glide with factory 2:1 system 2010   NO other Baffle.