AMP Research Replacement CRH 2 Motor Kit Engine Components>EGR Coolers RockJock's rear coil spring shim

RockJock's rear coil spring shim for JL Wrangler is 3/16 in

while delivering a clean and crisp sound

die-cast aluminum housing and non-yellowing

higher performance sway bar

This is a full-floating axle

AMP Research Replacement CRH 2 Motor Kit Engine Components>EGR Coolers RockJock's rear coil spring shimThe AMP Research POWERSTEPXL automatic electric powered running board is designed for lifted trucks. The board has been integrated into a custom rocker rail and creates a seamless look while providing a 3 in. lower stepping surface than the original POWERSTEP. This allows easier access to and from the vehicle's cab. Learn about the POWERSTEPXL and its features and benefits in this new video.