Red Line Full Synthetic V-Twin Transmission Oil with ShockProof All Pinlock® prepared shield (Pinlock® insert

Pinlock® prepared shield (Pinlock® insert sold separately)

This subwoofer system was designed to work with your Rockford Fosgate aftermarket audio system

9813 requires no brackets

Precision machined from billet aluminum

Red Line Full Synthetic V-Twin Transmission Oil with ShockProof All Pinlock® prepared shield (Pinlock® insertThis product dampens transmission noise (reducing the notorious shifting clunk found in these gearboxes), dramatically reduces temperature, provides thicker oil films between gear teeth and resists throw off For all aftermarket versions like Baker, JIMS, S&S, etc. For all H D trans including with Milwaukee Eight engines, Evolution engines, Twin Cam engines and latest 6 speed Cruise Drive Same fluid as our unique Heavy ShockProof Gear Oil