Heat Sink Power Steering Cooler Kit – Jeep JK / JKU Custom 0" diameter serpentine pulley is

0" diameter serpentine pulley is built for CBR‑style power steering pumps using a 5⁄8" press‑fit shaft

this bracket is double shear and built to take a beating

double-acting

this is the hardware kit you’ll want in your hands

Heat Sink Power Steering Cooler Kit – Jeep JK / JKU Custom 0" diameter serpentine pulley isThis heat sink power steering cooler kit is built for Jeep JK and JKU owners who want better temperature control without adding unnecessary complexity. Its a directfit solution designed to manage steering fluid heat during trail use, towing, or long days behind the wheel. Each version is built around a vehiclespecific layout, using proper hose lengths, singlepass heat sink coolers, and brackets designed to mount cleanly. The result is a cooler that