Year:1995-2005Make:Harley Davidson1995-2005 Harley Dyna Fat CatDetails:

• 2:1 Fat Cat is a stepped header system at the head is 1 3/4″ to 1 7/8″ 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.
• All of our testing is done with Harley SE Tuner. Every pipe is designed to increase low-end torque and horsepower. Performance increases are about 8 to 10 percent with the proper tune on the bike.
• 525-31-32 does have 18mm 02Bungs in the header pipe
• All Dyna’s have to be tuned with the full system.

Baffles

• Louvered baffles are for 80″ to Stock 103″ motors
• Perforated Wrapped baffles are for Stage 4 103″ to 113″ motors
• The inter core of the Louvered baffle is 2 1/4″
• The inter core of the Perforated Wrapped baffle is 2 1/2″

Notes:

• Using Woods cams for best performance use Perforated Wrapped Baffle.
• 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 are designed for close course racing applications only. Not for use on pollution controlled vehicles.