Note: This article contains affiliate links. If you click on these links and make a purchase, I may earn a small commission at no extra cost to you. This helps support my research and content. Read my full affiliate disclosure here.
If you push your Jeep Gladiator hard on trails or tow frequently, the steering system can run hotter than intended. Selecting the right Jeep Gladiator power steering cooler helps manage fluid temperature, which protects seals and steering components and keeps steering effort consistent under load. This guide highlights seven shortlisted options that excel in cooling performance, fitment practicality, and durability. We evaluated each pick for cooling capacity and ease of installation, plus materials and routing practicality to help you pick the best option for your driving habits.
Looking for other parts? See all Jeep Gladiator parts & accessories.
Top Picks at a Glance
| Best Overall The best all-around choice for most situations | Derale 4-Pass Power Steering Cooler Kit |  |
| Best Value The sweet spot between price and what you get | Derale 13309 Power Steering Cooler Kit (Black) |  |
| Best Budget The cheapest option that still gets the job done reliably | Hayden 1009 Power Steering Oil Cooler (9 inch) |  |
| Highest Rated A top-rated pick with lots of positive feedback | Derale 13200 Power Steering Cooler Kit |  |
| Most Popular A crowd favorite that many people choose with confidence | Dorman 918-340 Power Steering Cooler for Select Dodge and Jeep Models |  |
| Best Seller A high-volume bestseller chosen again and again | Hayden Automotive 1011 Power Steering Oil Cooler |  |
1. Derale 4-Pass Power Steering Cooler Kit
| Model | 4-Pass Power Steering Cooler |
|---|---|
| Manufacturer | Derale |
| Item model number | 13212 |
The Derale 4-Pass Power Steering Cooler Kit is a compact add-on cooler that uses 1/2 inch copper tubing expanded into aluminum fins to lower steering fluid temperature. It installs inline with the power steering hose using 11/32 inch hose barb inlets and is typically mounted where airflow can pass through the fins. In normal driving it reduces heat-related wear on the pump and seals, which can prolong component life during towing, spirited driving, or extended city traffic. The cooler’s 4-pass design increases fluid exposure to the fins for more efficient cooling than single-pass units while remaining lightweight and unobtrusive. Limitations include a basic kit-level fitment that may require custom hose routing or clamps for a clean installation on some vehicles and the need to locate the cooler where it receives adequate airflow to be effective. It is a straightforward, practical upgrade for reducing steering system temperatures without major modifications.
Best for: Balanced, all-round buyers who want a practical reliability upgrade to reduce power steering temperatures and extend component life without heavy modification.
Less Ideal for: Drivers looking for a bolt-in, vehicle-specific plumbing kit with dedicated brackets and fittings or those who cannot provide an airflow location for the cooler.
- 4-pass tubing design increases fluid exposure to cooling fins for better heat dissipation
- Copper tubing expanded into aluminum fins provides good thermal transfer
- Compact, lightweight kit that is easy to tuck into tight engine bays
- Helps extend pump and seal life by reducing fluid temperature during heavy use
- May require custom hose routing or additional fittings for a clean install on some vehicles
- Effectiveness depends on mounting location and available airflow
Verdict: A compact 4-pass cooler that lowers steering fluid temperatures to help extend pump and seal life with minimal space impact.
2. Derale 13309 Power Steering Cooler Kit (Black)
| Model | Power Steering Cooler (-6AN) |
|---|---|
| Item model number | 13309 |
| Exterior | Painted |
The Derale 13309 is a small, four-pass power steering cooler kit designed to lower fluid temperatures using 1/2 inch copper tubing expanded into aluminum cooling fins and extruded plastic fin guards. It installs in-line with your power steering or auxiliary cooling circuit to improve heat dissipation under load or in towing and spirited driving. The painted finish and compact footprint make it easy to tuck into tight engine bays like the Scion tC without looking out of place. Practical features include the four-pass design for increased cooling efficiency and protective plastic fin guards to reduce debris damage. Limitations to note are its modest size and capacity compared with larger, heavier-duty coolers, so it is best for everyday drivers seeking better thermal control rather than heavy towing or extreme track use. Installation will require compatible AN fittings and basic plumbing skills or a shop visit.
Best for: Practical optimizers who want an affordable, space-efficient upgrade to lower power steering or auxiliary fluid temperatures in daily-driven Scion tC vehicles without overspending on heavy-duty gear.
Less Ideal for: Drivers who frequently tow heavy loads or push fluid temperatures to extreme limits should choose a larger, higher-capacity cooler designed for heavy-duty duty cycles.
- Four-pass cooler design improves fluid heat exchange compared with single-pass cores
- Copper tubing bonded to aluminum fins for effective thermal transfer
- Compact, painted unit fits tight engine bays common to compact cars
- Extruded plastic fin guards help protect fins from road debris
- Smaller capacity limits effectiveness for heavy towing or extreme performance use
- Requires compatible fittings and basic plumbing skills for installation
Verdict: A compact, budget-friendly four-pass cooler that delivers noticeable temperature control for everyday Scion tC driving without taking up much space.
3. Hayden 1009 Power Steering Oil Cooler (9 inch)
| Material | Aluminum |
|---|---|
| Overall Length | 9 Inches |
| Fits Hose I.D. | 3/8 Inch |
| Construction | Tube, Fin |
The Hayden 1009 is a compact aluminum power steering oil cooler intended to lower operating temperature in hydraulic steering systems by increasing fluid surface area and airflow. It mounts inline with 3/8-inch I.D. return hose lines and is commonly used on vehicles that see towing, larger tires, or prolonged low-speed steering work where fluid heat builds up. The unit includes mounting hardware and uses a tube-and-fin, two-row construction to improve heat rejection while remaining lightweight and machined for corrosion resistance. Installation is straightforward for a competent DIYer and the cooler helps reduce wear on pumps, hoses, seals, and fluid by keeping temperatures in check. Limitations include its fixed 9-inch length and 3/8-inch fittings, which restrict fitment to systems that accept that hose size, and it is a single-purpose add-on so it does not address underlying steering component faults.
Best for: Reliability-focused owners who want to reduce steering-system heat and extend the life of pumps, seals, hoses, and fluid without major modifications.
Less Ideal for: Drivers looking for universal fitment or adjustable plumbing options should consider models with multiple inlet sizes or adapter kits instead.
- Aluminum tube-and-fin construction for effective heat dissipation and corrosion resistance
- Includes mounting hardware for straightforward installation
- Designed for 3/8-inch I.D. return hose common on many power steering systems
- Compact 9-inch length fits tight engine bays where larger coolers will not
- Fixed 3/8-inch hose connection limits compatibility with systems using different hose sizes
- No adjustable fittings or adapters included for nonstandard plumbing
Verdict: A compact, aluminum inline cooler that reliably lowers power steering fluid temperature to help preserve system components.
4. Derale 13200 Power Steering Cooler Kit
| Special Feature | Expanded Copper Tubing and Aluminum Cooling Fins |
|---|---|
| Inlet Size | 11/32 inch hose barb inlets |
| Model Name | 13200 |
| Installation Type | Self-Adhesive |
The Derale 13200 is a compact power steering cooler kit intended to reduce fluid temperature and help prevent heat-related pump failure. It mounts in front of the radiator or condenser and routes steering fluid through 1/2 inch copper tubing expanded into aluminum cooling fins to shed heat during normal driving and towing. The kit includes hose barb inlets and basic hardware for bolt-on installation, making it a straightforward add-on for routine maintenance or cooling upgrades. In practice it lowers operating temperature during prolonged low-speed or high-load use and can extend pump and seal life when heat is a factor. Because it is a simple inline cooler with a medium core area, cooling is effective for daily driving and light-duty towing but may be modest compared with larger or multi-pass coolers. Installation is practical for a home mechanic but may require careful routing to avoid chafing or kinking of the lines.
Best for: Convenience-driven buyers who want a simple, low-effort upgrade to reduce steering fluid heat and prolong pump life without major modification.
Less Ideal for: Drivers who frequently do heavy towing, competitive driving, or need maximum multi-pass cooling should consider larger or purpose-built heavy-duty coolers instead.
- Compact core with expanded copper tubing and aluminum fins for efficient heat transfer
- Includes hose barb inlets and hardware for a straightforward installation
- Small footprint fits in tight spaces ahead of the radiator or condenser
- Helps lower steering fluid temperature to reduce pump and seal stress
- Cooling capacity is moderate and may be insufficient for heavy towing or extreme-duty use
- Does not include detailed vehicle-specific fitment instructions
Verdict: A compact, easy-to-install power steering cooler that reduces fluid temperature and helps extend pump life for everyday and light-duty use.
5. Dorman 918-340 Power Steering Cooler for Select Dodge and Jeep Models
| Compatible Devices | Dodge Durango (2011-2015), Jeep Grand Cherokee (2011-2015) |
|---|---|
| Operating Voltage | 120 Volts |
| Current Rating | 2 Amps |
| Contact Material | Brass Or Phosphor Bronze |
| Material Type | Plastic |
This Dorman power steering cooler is a factory-replacement style unit meant to replace a failed cooler and restore power steering fluid cooling on compatible vehicles. It installs in place of the original cooler and is constructed from corrosion-resistant components with brass or phosphor bronze contact points where applicable. Typical use is straightforward: remove the old cooler, fit this part to the factory mounting points and reconnect lines, then bleed the system as required. Notable features include corrosion-resistant construction, vehicle-specific fitment for the listed model years, and Dorman engineering aimed at professional and DIY installers. Practical benefits are improved durability over a badly corroded original and confident fitment when the garage tool confirms trim compatibility. Limitations are that this listing is sized and shaped for specific Dodge and Jeep platforms and not advertised for Gladiator models, so fitment must be verified before buying; it also does not include hoses or clamps beyond the cooler itself, so additional hardware may be needed during installation.
Best for: Convenience-driven buyers who prioritize a straightforward, plug-and-play replacement that minimizes time in the garage and avoids custom fabrication.
Less Ideal for: Buyers needing a cooler specifically for a Jeep Gladiator or a custom application should avoid this part unless fitment is confirmed or be prepared to source adapter hardware.
- Direct replacement design intended to match original cooler fit and function
- Corrosion-resistant construction for longer service life compared with a damaged cooler
- Made by a known aftermarket manufacturer with engineering support
- Includes the cooler only for straightforward swap-in replacement
- Fitment is specified for Dodge Durango and Jeep Grand Cherokee 2011–2015 and is not listed for Jeep Gladiator without verification
- Does not include hoses, clamps, or additional installation hardware
Verdict: A factory-style replacement cooler that restores reliable power steering fluid cooling for the specified Dodge and Jeep 2011–2015 applications.
6. Hayden Automotive 1011 Power Steering Oil Cooler
| Model | Power Steering Oil Cooler 1011 |
|---|---|
| Recommended hose I.D. | 3/8 inch |
| Exterior | Machined |
| Unit count | 1.0 Count |
| Manufacturer | Hayden Automotive |
The Hayden 1011 power steering oil cooler is an inline cooler intended to reduce operating temperature in power steering systems where heat is a concern, like vehicles with larger tires or frequent low-speed work. It installs in the return hose and comes with mounting hardware for a straightforward bolt-up. By shedding heat it helps protect the pump, hoses, seals and fluid, which can reduce premature failures and maintenance on older or heavily used systems. The unit is machined for durability and sized for systems using 3/8 inch I.D. return hose; Hayden offers similar coolers for different duty levels. Limitations are that fitment depends on hose inner diameter and available mounting space, and it does not include hose or fittings beyond the supplied bracket hardware, so installers should verify hose size and routing before purchase.
Best for: A risk-averse mainstream buyer looking to protect factory steering components on a Scion tC by reducing heat-related wear and extending service intervals.
Less Ideal for: Drivers who need a universal, tool-free retrofit or who cannot accommodate a small inline cooler in their engine bay should consider integrated radiator-mount options or professional installation.
- Reduces power steering fluid temperature to help prolong pump and hose life
- Machined exterior for a durable, serviceable finish
- Includes mounting hardware for simpler installation
- Sized for common 3/8 inch I.D. return hoses used in many aftermarket setups
- Requires matching hose inner diameter and enough underhood space for installation
Verdict: A compact, machined inline cooler that lowers steering fluid temperatures to help extend the life of Scion tC power steering components.
Choosing the Right Jeep Gladiator Power Steering Cooler: Key Factors to Consider
Cooling Capacity
Cooling capacity determines how effectively a cooler reduces steering fluid temperature under sustained load. Look for larger core surface area and higher fin density because these increase heat transfer and help maintain stable fluid temperatures during heavy use. Cooling capacity also depends on airflow at the cooler location; a well-placed but small cooler can underperform if airflow is restricted. Consider the kind of driving you do—low-speed trail work limits airflow, so choose a cooler with greater surface area or one combined with forced-air routing. Higher capacity reduces the chance of thermal breakdown of fluid and premature seal wear, extending component life. Keep in mind that bigger is not always better if fitment or mounting becomes impractical.
Material and Corrosion Resistance
Material choice affects durability and heat transfer. Aluminum cores are common because they transfer heat efficiently and resist rust, but check for quality coatings and brazing to ensure long-term reliability in harsh environments. Stainless steel fittings and mounting hardware offer extra corrosion resistance in climates with road salt or frequent water exposure. Protective finishes and guards reduce the risk of impact damage from rocks or debris when off-roading. Consider how the material will hold up to repeated heating cycles and exposure to hydraulic fluid. A durable construction reduces maintenance frequency and the likelihood of leaks that compromise performance.
Mounting and Fitment
Mounting options determine how easily the cooler integrates with your Gladiator and how secure it will be in off-road conditions. Look for purpose-designed brackets or multiple mounting points that use existing chassis or bumper locations to reduce the need for drilling or fabrication. Flexible hose routing and included fittings can simplify install and help avoid sharp bends that stress hoses. A stable, vibration-resistant mount reduces abrasion and connection fatigue over time. Poorly planned fitment can lead to interference with other components and compromise cooling efficiency if airflow is obstructed.
Installation Complexity
Installation complexity affects how quickly you can get the cooler working and whether you need professional help. Some coolers are simple in-line installs that reuse existing hose ends, while others require line replacement, adaptors, or bracket fabrication. Consider whether the kit includes all necessary fittings, hose lengths, and clamps. Accessibility to hose connections and bleed points also matters because trapped air can reduce cooling effectiveness. If you prefer a DIY job, choose designs with clear instructions and minimal vehicle modification. More complex installs can offer better routing or protection but will add labor time.
Pressure and Fluid Compatibility
Power steering systems operate at significant pressures, so the cooler and its hoses must be rated to handle system peak pressures safely. Verify manufacturer-stated pressure ratings and compatibility with common power steering fluid types and additives. Hose quality and crimped fittings reduce the risk of blowouts or leaks under pressure and temperature cycling. Using components rated for the system lowers the probability of failure during heavy use. Also consider whether the cooler design allows for proper fluid flow without creating excessive backpressure that could affect steering feel.
Protection and Serviceability
Protective features and ease of service influence long-term ownership. Look for integrated guards, raised mounting positions, or recessed cores that resist impact from rocks and trail debris. Serviceability includes accessible fittings and the ability to isolate and drain the cooler for maintenance or replacement. Quick-disconnect fittings or standard hose sizes simplify future servicing. A design that balances protection with easy access reduces downtime and repair complexity after off-road use. Consider how simple hose replacement or cooler removal will be if a leak or damage occurs.
How We Chose the Best Jeep Gladiator Power Steering Cooler
To assemble this list we focused on attributes that directly affect steering system longevity and thermal control. We prioritized cooling capacity measured by surface area and fin density, routing and mounting options specific to pickup frames, and construction materials that resist corrosion and impact. Installation complexity was assessed by required lines, brackets, and whether existing fittings are reused or need adaptors. We also weighed ease of serviceability, such as accessible hose runs and fittings, and compatibility with common power steering fluid types and pressure ranges.We excluded solutions intended only for light cosmetic upgrades, universal designs that require extensive fabrication, and any options lacking clear specifications for pressure or temperature limits. The result is a set of products that balance effective thermal management with practical installation and durability for Jeep Gladiator use cases.
Our full evaluation process is outlined in our review methodology.
FAQ
Do I need a power steering cooler for my Jeep Gladiator?
You may benefit from a cooler if you frequently tow, carry heavy loads, or do low-speed technical off-roading that stresses the steering system. These activities can raise fluid temperatures and accelerate wear. For mostly light street driving, a cooler is often unnecessary, but for sustained heavy use it helps reduce overheating risk and prolong component life.
Where is the best place to mount a steering fluid cooler on a Gladiator?
The best location balances airflow and protection. Mounting near the front where it receives consistent airflow is effective, but avoid low, exposed positions where debris impact is likely. Using available chassis mounting points or behind a bumper with a protective guard offers a good compromise between cooling effectiveness and durability.
Will adding a cooler change steering feel or system pressure?
A properly sized cooler installed with correct hose routing should not noticeably change steering feel. However, undersized hoses, excessive bends, or poor fittings can create backpressure or flow restriction that may affect performance. Use components rated for system pressure and follow recommended routing to minimize any impact.
Can I install a power steering cooler myself?
Many kits are designed for DIY installation and include brackets, hoses, and fittings. The difficulty depends on the kit design and your experience with fluid systems. Expect to drain and bleed fluid, and allow time to route hoses securely. If you are unsure about pressure fittings or routing near other components, professional installation is a reasonable option.
How do I know if my steering fluid is running too hot?
There is no simple dashboard indicator, but symptoms include heavier steering effort, persistent foaming, or accelerated seal leaks. If you routinely drive in conditions that generate heat, monitoring fluid temperature during heavy use or inspecting for deteriorating seals can indicate overheating. Addressing elevated temperatures early helps prevent more serious damage.
Conclusion
Prioritize cooling capacity, durable materials, and mounting solutions that suit your typical driving and trail conditions when choosing a Jeep Gladiator power steering cooler. Balance ease of installation and serviceability against the level of protection you need for off-road use or towing. Consider pressure ratings and hose quality to avoid unintended flow restrictions, and choose a configuration that provides adequate airflow without exposing the cooler to unnecessary impact risk.By focusing on thermal performance, fitment practicality, and long-term durability, you can pick a cooler that reduces overheating and extends steering component life while matching your installation comfort level.
Explore More:
- Check out all Jeep Gladiator parts & accessories
- Explore Power Steering Coolers Maintenance & Repair Guides
- Explore Cooling System
- Browse all Auto Parts
