Features & Benefits:-
* With 4in. Muffler.
* Supplied with Louvered Vortex Baffle.
* Stepped Header System for Increased Torque & Horsepower.
* Includes Heat Shields, Exhaust Gaskets & Bolt Kit.
* Works with 12mm & 18mm O2 Sensor.
* Will Not Fit with the Harley Cool Flow Fan.
* End Cap DD604-11ECAPS Must be Purchased Separatly.
* Ghost Pipe also available # DD630N-31TG + another end cap
* Deep Throaty Sound.
* Fuel Mixture Calibration is Advised.
Proudly Made in the USA by D&D Performance !