Features & Benefits:-
* Stepped Headers.
* Improvided Low, Mid & High End Torque with Horsepower Increases.
* Works with 12mm & 18mm O2 Sensor.
* Fuel Mixture Calibration is Advised.
* 2012up models running stock Narrow Band 12mm O2 Sensors require 18mm>12mm reducer Part Number FPE-AC00153.
Proudly Made in the USA by Rinehart Racing !