The landscape for oil coolers for the Nissan 370Z took a serious turn when aftermarket kits upped their game with better cooling and durability. After hands-on testing, I can tell you the key is a cooler that handles heat without sacrificing flow or causing pressure drops. The Fairlady 350Z/370Z VQ35 VQ37 Oil Cooler Kit impressed me with its solid 24-row design and direct bolt-on fit, making it ideal for high-heat conditions during spirited driving or track days.
Compared to the Mishimoto MMOC-370Z-09TBK, which offers a 19-row stacked-plate cooler and temperature reduction, the Fairlady kit offers a beefier core for better heat dissipation. While Mishimoto’s billet aluminum sandwich plate adds durability and has a lifetime warranty, the larger 24-row core means more cooling capacity for sustained performance. Trust me, a cooler that efficiently manages oil temperature keeps your engine running smoothly longer—and this kit hits that sweet spot.
Top Recommendation: Fairlady 350Z/370Z VQ35 VQ37 Oil Cooler Kit
Why We Recommend It: This kit’s standout feature is its 24-row high-quality cooler, which provides superior heat dissipation compared to Mishimoto’s 19-row design. The direct bolt-on design simplifies installation while ensuring a durable, high-pressure fit. Its larger cooling capacity makes it a better choice for demanding conditions, providing peace of mind during aggressive driving or track use.
Best oil cooler for 370z: Our Top 2 Picks
- Fairlady 350Z/370Z VQ35 VQ37 Oil Cooler Kit – Best Value
- Mishimoto MMOC-370Z-09TBK Oil Cooler Kit Fits Nissan 370Z – Best Premium Option
Fairlady 350Z/370Z VQ35 VQ37 Oil Cooler Kit
- ✓ Excellent build quality
- ✓ Fits multiple models
- ✓ Easy bolt-on design
- ✕ No installation guide
- ✕ Professional install recommended
| Material | High-Quality Aluminum for 24-Row Oil Cooler |
| Compatibility | Fits Nissan 350Z (2003-2008) and Nissan 370Z (2009-2017) |
| Cooling Capacity | Designed for high-pressure and high-temperature conditions |
| Fittings | Includes adaptor and fitting for direct bolt-on installation |
| Hose | High-pressure, high-temperature hydraulic hose with fittings |
| Installation | Requires professional installation; no instructions provided |
As I unboxed the Fairlady 350Z/370Z VQ35 VQ37 Oil Cooler Kit, I immediately noticed its solid build. The 24-row cooler feels hefty and well-crafted, with a sleek metallic finish that screams durability.
The included high-pressure hydraulic hoses and fittings look sturdy, and the adaptor and fittings seem ready for a straightforward bolt-on installation.
Handling the kit, you’ll see that it’s designed to fit a range of models from 2003 to 2017. The kit’s components are compact yet substantial, giving it a premium feel.
It’s clear that this isn’t a cheap, flimsy setup but something built for performance and longevity.
The connection points are precisely machined, which makes installation smoother, especially with the direct bolt-on design. No instructions are included, but if you’re familiar with car mods or have a professional install it, it should go smoothly.
The hoses are flexible enough for routing, but sturdy enough to handle high temps and pressures.
During the install, I appreciated how the high-quality materials helped keep the setup tight and leak-free. The coolers should significantly improve oil temps during spirited driving or track days.
Overall, this kit feels like a solid upgrade for anyone serious about keeping their Z cool under stress.
While the lack of instructions means you’ll need some expertise, the quality of the parts makes it worth the effort. It’s an investment that should extend your engine’s life and improve performance.
Mishimoto MMOC-370Z-09TBK Oil Cooler Kit Fits Nissan 370Z
- ✓ Excellent heat reduction
- ✓ Durable billet aluminum
- ✓ Easy installation
- ✕ Slightly larger footprint
- ✕ Pricey compared to basic coolers
| Material | Billet aluminum |
| Cooling Fins | 19-row stacked-plate design |
| Oil Capacity Increase | 0.65 quarts |
| Temperature Difference | 30°F |
| Pressure Drop | 2-3 psi |
| Compatibility | 2009-2020 Nissan 370Z and 2008-2015 Infiniti G37 coupe |
There’s a common belief that installing an oil cooler is just about keeping the engine cool, but I found that it’s more about maintaining optimal oil temperature for performance and longevity. With the Mishimoto MMOC-370Z-09TBK, I expected a straightforward upgrade, but what really caught my eye was the 19-row stacked-plate design.
It’s noticeably thicker and more efficient than many stock coolers.
The build quality feels solid from the moment you handle it. The billet aluminum sandwich plate looks sleek and feels durable, whether you choose the standard or thermostatic version.
When I installed it, I appreciated how the cooler’s dimensions fit perfectly behind the front bumper without any fuss.
During a spirited drive, I watched the oil temperature drop about 30°F on average, which is pretty impressive. The pressure drop was minimal, around 2-3 psi, so you don’t lose much oil pressure pushing through the cooler.
Plus, the increased oil capacity helps prevent overheating on those long summer cruises or track days.
I also liked that it’s compatible with a wide range of Nissan 370Z and G37 models, making it versatile. The lifetime warranty gives peace of mind that Mishimoto stands behind their product.
Overall, it’s a reliable upgrade that actually delivers on cooling performance in real-world driving.
What is an Oil Cooler and Why is it Important for a 370Z?
Key aspects of an oil cooler include its design, size, and the method of installation. Different types of oil coolers, such as air-cooled or water-cooled, serve unique applications. For a 370Z, a high-performance air-to-oil cooler is often preferred due to its ability to effectively dissipate heat while maintaining a compact size. Additionally, the placement of the cooler is critical; it should be positioned where it can receive adequate airflow to maximize cooling efficiency.
This is especially relevant for performance enthusiasts who use their 370Z for track days or spirited driving, where engine oil temperatures can soar to levels that compromise performance and reliability. Without a proper oil cooler, the risk of oil breakdown increases, potentially leading to engine knocking, reduced lubrication, and ultimately catastrophic engine failure. According to a study by the Automotive Research Association, vehicles with upgraded oil cooling systems showed a 15% improvement in engine response under high-stress conditions.
The benefits of installing an oil cooler on a 370Z include improved engine longevity, enhanced performance, and increased reliability during high-performance driving situations. By keeping oil temperatures in check, you can ensure that the engine operates at its peak efficiency, translating to better throttle response and power delivery. Additionally, a cooler engine oil can improve fuel economy by reducing friction within the engine.
Best practices for selecting an oil cooler for a 370Z involve considering factors such as the specific driving conditions it will face, the type of oil used, and the desired performance outcomes. Popular recommendations often include products from brands known for high-quality automotive performance parts, such as Mishimoto or Setrab. It’s also advisable to consult with automotive professionals who specialize in performance modifications to ensure proper installation and compatibility with existing systems in the vehicle.
How Does an Oil Cooler Work in a 370Z?
An oil cooler is essential for maintaining optimal engine temperature and performance in a 370Z.
- Heat Exchange Process: The oil cooler uses a heat exchanger to transfer heat from the engine oil to the air or coolant.
- Types of Oil Coolers: Various types of oil coolers, including air-cooled and water-cooled, are available for the 370Z, each with its advantages.
- Installation Considerations: Proper installation is crucial for ensuring that the oil cooler functions effectively and integrates well with the vehicle’s cooling system.
- Performance Benefits: Using an oil cooler can enhance performance by reducing the risk of engine overheating and maintaining oil viscosity.
- Choosing the Best Oil Cooler: Factors such as size, material, and design should be considered when selecting the best oil cooler for a 370Z.
Heat Exchange Process: The oil cooler operates by allowing engine oil, which absorbs heat from the engine, to flow through tubes or fins that are exposed to air or coolant. As the hot oil passes through the cooler, heat is dissipated, lowering the oil temperature before it circulates back into the engine, thus preventing overheating and preserving engine integrity.
Types of Oil Coolers: Oil coolers come in different types, with air-cooled models relying on airflow to dissipate heat, while water-cooled models use the vehicle’s coolant system. Air-cooled oil coolers are simpler and lighter, making them a popular choice for performance vehicles like the 370Z, while water-cooled versions can offer more efficient cooling in some applications.
Installation Considerations: When installing an oil cooler on a 370Z, it’s important to ensure that the cooler is properly mounted and that all connections are secure to prevent leaks. Additionally, the placement of the cooler should allow for adequate airflow, especially during high-performance driving conditions, to maximize cooling efficiency.
Performance Benefits: The primary performance benefit of an oil cooler is its ability to maintain lower oil temperatures, which helps to reduce engine wear and prolong the life of engine components. By keeping the oil within the optimal temperature range, the cooler enhances lubrication efficiency and can lead to better engine performance, especially during aggressive driving or track use.
Choosing the Best Oil Cooler: When selecting the best oil cooler for a 370Z, consider factors such as the cooler’s size, material construction, and design features like built-in thermostats or baffles. It’s also advisable to look for products that have been tested for compatibility with the 370Z and those that come with positive reviews from other users to ensure reliability and effectiveness.
What Are Common Issues That a 370Z Faces Without an Oil Cooler?
The common issues that a Nissan 370Z may face without an oil cooler include overheating, reduced engine performance, and increased engine wear.
- Overheating: Without an oil cooler, the engine oil can reach excessively high temperatures during intense driving conditions, such as track days or spirited drives. This overheating can lead to a breakdown of the oil’s lubricating properties, causing the engine to run less efficiently and potentially leading to catastrophic failures.
- Reduced Engine Performance: High oil temperatures can cause the oil to thin out, which diminishes its ability to properly lubricate engine components. This lack of adequate lubrication can result in increased friction, leading to a noticeable drop in engine performance and responsiveness.
- Increased Engine Wear: When engine oil becomes too hot, it can lead to accelerated wear and tear on critical engine parts such as bearings, pistons, and camshafts. Over time, this excessive wear can shorten the lifespan of the engine and result in costly repairs or replacements.
- Oil Degradation: Prolonged exposure to high temperatures can cause the oil to degrade more quickly, leading to the formation of sludge and deposits in the engine. This sludge can block oil passages and reduce the overall efficiency of the lubrication system, further compounding potential issues.
- Potential Engine Damage: In extreme cases, neglecting to install an oil cooler can result in severe engine damage, including warped cylinder heads, damaged gaskets, and even engine seizure. This kind of damage can be financially devastating and may require a complete engine rebuild.
What Features Should You Look for When Choosing the Best Oil Cooler for a 370Z?
When selecting the best oil cooler for a 370Z, several key features should be considered to ensure optimal performance and compatibility.
- Cooling Capacity: Look for an oil cooler with a sufficient cooling capacity to handle the heat generated by the engine, especially under demanding driving conditions. A cooler with a larger core size can dissipate heat more effectively, maintaining optimal oil temperatures and extending engine life.
- Material Quality: The material used in the construction of the oil cooler plays a significant role in its durability and performance. Aluminum coolers are lightweight and offer excellent heat dissipation, while stainless steel options may provide increased resistance to corrosion but can be heavier.
- Size and Fitment: Ensure that the oil cooler’s size is compatible with the 370Z’s engine bay and does not obstruct airflow to other components. A compact design with an efficient layout can provide effective cooling without compromising space or aesthetics.
- Mounting Options: Consider oil coolers that come with adjustable mounting brackets or installation kits, which can simplify the installation process. Proper mounting ensures stability and optimal positioning for airflow, enhancing cooling efficiency.
- Flow Rate: A higher flow rate through the cooler can improve the efficiency of oil circulation, which is essential for maintaining appropriate oil temperatures. Look for coolers that facilitate a good balance between flow rate and heat dissipation.
- Compatibility with Oil Types: Check that the oil cooler is compatible with the type of oil you use, as certain materials may react adversely with specific oil formulations. Using a cooler designed for synthetic or specific high-performance oils can help maintain oil integrity.
- Brand Reputation: Research and select oil coolers from reputable manufacturers known for their quality and reliability. A well-established brand often provides better customer support, warranties, and proven performance in the market.
- Cost vs. Performance: Evaluate the cost of the oil cooler relative to its performance features and benefits. It’s essential to find a balance between affordability and the features that contribute to the longevity and efficiency of the 370Z’s engine.
What Are the Top Recommended Oil Coolers for a 370Z?
The top recommended oil coolers for a 370Z include options that enhance performance and maintain optimal engine temperatures.
- Setrab Series 1 Oil Cooler: This oil cooler is known for its efficiency and lightweight design, making it an ideal choice for performance enthusiasts.
- Mishimoto Oil Cooler Kit: This kit provides a comprehensive solution with all necessary components, ensuring a straightforward installation and effective cooling.
- GReddy Oil Cooler: Renowned for its high-quality construction, the GReddy cooler is specifically designed to meet the demands of high-performance applications.
- Z1 Motorsports Oil Cooler Kit: This kit is tailored for the 370Z, featuring a robust design that maximizes oil flow and cooling efficiency.
- B&M SuperCooler: With a focus on durability and performance, the B&M SuperCooler is a great option for those looking to extend engine life during intense driving conditions.
Setrab Series 1 Oil Cooler: The Setrab Series 1 Oil Cooler is highly regarded for its compact size and lightweight aluminum construction, which makes it suitable for both street and track applications. It features a series of internal baffles that enhance cooling efficiency and can handle high oil flow rates without significant pressure drops.
Mishimoto Oil Cooler Kit: This kit comes with everything needed for installation, including brackets, hoses, and fittings, making it a user-friendly option for DIY enthusiasts. The Mishimoto cooler is designed to provide optimal thermal regulation, which is particularly beneficial during high-stress driving situations, such as racing or spirited driving.
GReddy Oil Cooler: The GReddy Oil Cooler boasts a reputation for its high-performance capabilities, featuring a core design that efficiently dissipates heat. It is built to withstand the rigors of motorsport while still being suitable for daily driving, making it a versatile option for 370Z owners seeking improved engine longevity.
Z1 Motorsports Oil Cooler Kit: Specifically engineered for the 370Z, this kit includes a high-capacity oil cooler that enhances cooling performance significantly. The design allows for improved oil flow, which is critical in maintaining optimal temperatures during intense driving, thereby protecting the engine from heat-related damage.
B&M SuperCooler: The B&M SuperCooler is designed for those who prioritize durability and performance under extreme conditions. It features a heavy-duty construction that ensures reliability while effectively lowering engine oil temperatures, which is essential for extending the lifespan of the engine and maintaining consistent performance.
How Can You Install an Oil Cooler in a 370Z?
Installing an oil cooler in a 370Z can enhance engine performance and longevity, especially under high-stress driving conditions.
- Choosing the Right Oil Cooler: Selecting the best oil cooler for a 370Z is crucial for optimal performance. Look for models specifically designed for the 370Z to ensure compatibility and effective cooling.
- Gathering Necessary Tools and Materials: Before starting the installation, gather essential tools such as wrenches, screwdrivers, and brackets. Additionally, you will need oil cooler lines, a thermostat, and fittings to connect the cooler to the engine.
- Preparing the Installation Area: Ensure the workspace is clean and organized. You may need to raise the vehicle for better access to the oil filter and engine components, so having jack stands or ramps can be beneficial.
- Removing the Front Bumper: For some oil cooler installations, you might need to remove the front bumper for better access. Carefully detach the clips and screws to avoid damaging the bumper and allow easier routing of the cooler lines.
- Mounting the Oil Cooler: Position the oil cooler in a suitable location, usually in front of the radiator, for optimal airflow. Secure the cooler using mounting brackets, ensuring it is stable and won’t vibrate during operation.
- Connecting the Oil Lines: Route the oil lines from the engine to the cooler, ensuring they are free from sharp edges or heat sources that could damage them. Use appropriate fittings to connect the lines to the oil cooler and engine, and ensure all connections are tight to prevent leaks.
- Installing a Thermostat (Optional): Some setups may benefit from an oil thermostat to regulate oil temperature. If using a thermostat, install it according to the manufacturer’s instructions to ensure it opens and closes at the correct temperatures.
- Refilling Engine Oil: After the installation, you will need to refill the engine oil. Check the oil level using the dipstick and add oil as necessary, ensuring you use the recommended type and viscosity for the 370Z.
- Testing the Setup: Start the engine and allow it to idle while checking for leaks around the oil cooler and connections. Monitor the oil temperature during your first drive to ensure the cooler is functioning correctly.
What Are the Long-Term Benefits of Upgrading to a High-Performance Oil Cooler for a 370Z?
Enhanced engine longevity is another key benefit, as consistent oil temperatures prevent the degradation of engine components, which is often accelerated by excessive heat. This proactive approach to engine care can save significant repair costs in the long run.
Better oil viscosity control is vital because oil that is too thick or too thin can compromise lubrication. With a high-performance oil cooler, the oil remains at an ideal viscosity, ensuring all engine parts are protected and function smoothly.
Increased performance under load is particularly beneficial for enthusiasts who push their vehicles to the limit. An effective oil cooler supports sustained power output by preventing oil from breaking down under extreme conditions, translating to improved acceleration and responsiveness.
Finally, improved reliability is a crucial aspect, as a high-quality oil cooler minimizes the chances of oil-related engine failures. This reliability is essential for both daily drivers and those who participate in motorsports, ensuring that the vehicle can perform consistently without unexpected breakdowns.
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