PSC CK221 Heat Sink Cooler Kit, Jeep JL/JT 3.0L Diesel (20-24), ESP5200 Pump, Single Pass

This heat sink power steering cooler kit is built specifically for Jeep JL and JT models equipped with the 3.0L diesel engine and factory EHPS pump. Diesel applications generate steady heat, and this kit is designed to manage it without adding unnecessary complexity.

The single-pass heat sink cooler sheds heat efficiently while keeping fluid movement stable. PSC hose assemblies are sized and routed for the diesel layout, and the JL/JT-specific mounting bracket keeps everything secure and protected where it belongs.

This is a purpose-built solution for diesel trucks that see real use and need their steering system to stay consistent mile after mile.

Features

• Designed strictly for JL/JT 3.0L diesel applications
• Heat sink cooler controls fluid temperature without airflow dependency
• PSC-built hose assemblies ensure proper fit and routing
• Mounts cleanly using vehicle-specific brackets
• Keeps EHPS steering systems operating consistently under load

Specifications

• Part Number: CK221
• Single-pass heat sink style cooler
• Cooler length: 12in
• Hose fitting size: -6 AN
• Vehicle-specific mounting location
• Designed for EHPS steering systems

Installation Notes

• Ideal for: JL and JT diesel owners seeing sustained steering load, Daily-driven or trail-used diesel Jeeps, Replacing factory or aftermarket coolers, Keeping EHPS systems stable in hot operating conditions

Fitment

• Jeep Wrangler JL 3.0L Diesel (2020-2024)
• Jeep Gladiator JT 3.0L Diesel (2021-2024)
• Factory EHPS power steering pump

What’s Included

• 16.302P - JL/JT Fluid Cooler Mounting Bracket
• C212S-6 - 12in Super-Flow Single Pass Heat Sink Cooler, -6 AN
• HA-L130 - Hose Assembly, Cooler to Steering Gear (EHPS)
• HA-L153 - Hose Assembly, Cooler to PSC EHPS Pump (24in)
• HWK-CK220 - Cooler Kit Hardware