Heat Sink Power Steering Cooler Kit – Jeep JL / JT
Heat Sink Power Steering Cooler Kit – Jeep JL / JT
Part Number: CK227
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This heat sink power steering cooler kit is built specifically for Jeep JL and JT models equipped with the ESP5201 electric‑hydraulic power steering pump. These systems generate consistent heat, and this kit is designed to manage it without relying on airflow or oversized coolers.
Each version is tailored to match the engine configuration, with the correct mounting bracket, hose routing, and fitting sizes to keep the install clean and predictable. The single‑pass heat sink cooler helps stabilize fluid temperature and keeps steering feel consistent when the system is working hard.
This is a purpose‑built solution for ESP5201‑equipped Jeeps, designed to fit right and work the way it should.

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About:
Why you’ll love it
- Designed specifically for ESP5201 power steering pumps
- Heat sink cooler manages temperature without airflow dependency
- Vehicle‑specific brackets and hose routing
- Compact layout with ‑6 AN fittings
- Keeps steering response consistent under sustained use
Tech Info
Heads‑up for installers
- Verify ESP5201 pump before ordering
- Engine configuration matters — select the proper variant
- Hose routing should be checked at full suspension travel
- System should be flushed before installation using PSC‑approved fluid
Fitment
- Jeep Wrangler JL / JLU (ESP5201 equipped)
- Jeep Gladiator JT (ESP5201 equipped)
Variant selection depends on:
- eTorque vs non‑eTorque engine configuration
Ideal for
- JL and JT owners with ESP5201 steering systems
- Managing steering fluid heat in factory EHPS setups
- Trail‑use Jeeps needing stable steering feel
- Clean, compact cooler installations
What’s included
CK226
Heat Sink Power Steering Cooler Kit – JL / JT eTorque
(ESP5201 Pump)
Included Components:
- 16.392P – Jeep JL 392 Cooler Bracket (factory bumper & Warn winch compatible,
plated black) - C212S‑ANO – 12" High‑Flow Heat Sink Fluid Cooler, Single Pass, Black Anodized
- CMK212S‑6TN – Cooler Master Kit for C212S/C214S, ‑6 AN fittings
- HA‑L128 – Hose Assembly, Steering Gear to Cooler (JL/JLU 392)
- HA‑L165 – Hose Assembly, Cooler to ESP5201 Pump
Designed specifically for eTorque‑equipped ESP5201
systems.
CK227
Heat Sink Power Steering Cooler Kit – JL / JT Non‑eTorque
(ESP5201 Pump)
Included Components:
- 16.302P – Fluid Cooler Mounting Bracket, Jeep JL/JT
- C212S‑6 – 12" Super‑Flow Single Pass Heat Sink Cooler, ‑6 AN
- HA‑L130 – Hose Assembly, Cooler to Steering Gear (EHPS equipped)
- HA‑L165 – Hose Assembly, Cooler to ESP5201 Pump
- HWK‑CK220 – Cooler Kit Hardware
Designed for non‑eTorque ESP5201 systems.
California Prop 65 Warning
This product can expose you to chemicals including lead and di (2-ethylhexyl) phthalate, which are known to the State of California to cause cancer, birth defects or other reproductive harm.
For more information, go to www.P65Warnings.ca.gov