DandD Performance Exhaust

D&D Boss Fat Cat 2:1 Full Exhaust System for Harley Touring 2009-2016

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  • Regular price $1,099.00

FITMENT: 2009-2016 Harley-Davidson FLH / FLT Bagger Motorcycles
D&D 2 into 1 Boss Fat Cat Exhaust pipe.
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 our facilities. All of our 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 wrapped baffle is the medium sound baffle for motors 96" to 113"
The Perforated baffle is the very very loud baffle for motors 96" to 113"
Note: 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.
Note: Slant Cut Muffler work best on the CVO extended bag models.
Note: Blueing and Discoloration are caused by Improper Tuning and will not be covered under Warranty.