Features & Benefits:-
* Stepped Headers.
* Improvided Low, Mid & High End Torque with Horsepower Increases.
* When used in conjunction with Arlen Ness Monster Sucker Air Cleaner & Maximus Tuner, Rollies achieved an increase of 9.3 Horse Power & 8.5 ft-lbs of Torque.
* 2012up models running stock Narrow Band 12mm O2 Sensors require 18mm>12mm reducer Part Number FPE-AC00153
* Fuel Mixture Calibration is Advised.
Proudly Made in the USA by Rinehart Racing !