Rocker Box / Cylinder Head Breathers. Fits Twin Cam 1999-2017. - Feuling RR Shocks - XL'04up Black * Height from hood at

* Height from hood at flip: 10

Proudly made in the USA by Sawicki Speed

* 2006-2007 Regulator is the same & does not require change for this modification

* Our MLX Gasket (Multi-Layer-Xtreme) features an extra ‘stopper’ fold-over layer providing a torque limiting surface that prevents yielding of the combustion seal

Rocker Box / Cylinder Head Breathers. Fits Twin Cam 1999-2017. - Feuling RR Shocks - XL'04up Black * Height from hood atFeatures & Benefits: * Optimises Engine Breathing on Twin Cam Engines * Properly sized breather holes provide enhanced breather performance * Machined from billet 6061 aluminium with square surfaces promoting excellent gasket and breather system sealing. * Includes billet breather housings, gaskets, breather filter elements, umbrella valves and ARP hardware. * Replaces OEM # 17025 03A * MADE IN THE USA