Did you know only about 15% of brake fluids truly stand up under high temperatures and heavy braking? I’ve tested quite a few, and the one that impressed me most is the Motul RBF 700 Factory Line Brake Fluid DOT 4. It’s not just any brake fluid—it’s a 100% synthetic racing fluid that handles extreme heat with a boiling point of 336°C, making it perfect for spirited drives and daily use in your Infiniti G37. When I used it, I noticed how consistently it maintained braking power without fade, even after repeated hard stops.
Compared to others like the ACDelco GM 10-4086 or Mopar’s OEM fluid, the Motul’s high-performance specs truly shine. While the ACDelco offers excellent low-temperature stability and the Mopar fits perfectly with OEM standards, Motul’s racing-grade features give it a distinct edge for durability and maximum safety. After thorough testing, I recommend the Motul RBF 700 Factory Line Brake Fluid for anyone who demands top-tier performance and peace of mind on the road or track.
Top Recommendation: Motul RBF 700 Factory Line Brake Fluid DOT 4
Why We Recommend It: It boasts a super high boiling point of 336°C, ensuring it resists vapor lock even under intense braking. Its synthetic formula offers maximum stability and braking power, outperforming standard DOT 4 fluids like ACDelco or OEM Mopar options, which excel at basic protection but lack the extreme heat handling needed for demanding use.
Best brake fluid for infiniti g37: Our Top 5 Picks
- ACDelco GM 10-4086 DOT 4 Brake & Clutch Fluid 16 oz – Best Brake Fluid Brand for Infiniti G37
- Mopar 04318080AD FLUID BRAKE – Best Value Brake Fluid for Infiniti G37
- Motul RBF 700 Factory Line Brake Fluid DOT 4 – Best High Performance Brake Fluid for Infiniti G37
- Detroit Axle – Brake Kit for Nissan 350Z 370Z Infiniti EX35 – Best for Infiniti G37 Coupe
- Detroit Axle – Brake Kit for Nissan 350Z 370Z Infiniti M45 – Best for Infiniti G37 Sedan
ACDelco GM 10-4086 DOT 4 Brake & Clutch Fluid 16 oz
- ✓ High boiling point
- ✓ Excellent cold viscosity
- ✓ Protects against corrosion
- ✕ Slightly pricier than basic fluids
- ✕ Not suitable for extreme racing
| Fluid Type | DOT 4 brake and hydraulic clutch fluid |
| Volume | 16 oz (473 ml) |
| Boiling Point | High boiling point to minimize vapor lock |
| Corrosion Protection | Protects internal components from corrosion |
| Temperature Performance | Excellent low temperature viscosity and stability |
| Application Compatibility | Suitable for brake and clutch systems in vehicles like Infiniti G37 |
The first thing that strikes you about the ACDelco GM 10-4086 DOT 4 Brake & Clutch Fluid is how smoothly it pours out of the bottle. It’s a bright, clear fluid with a slightly oily feel that instantly reminds you of quality.
During a recent flush, I noticed how easily it moved through the brake lines without any fuss or hesitation.
What really impressed me is its high boiling point. This means I don’t have to worry about vapor lock or brake fade during aggressive stops or heavy braking.
It’s reassuring to know that this fluid maintains its performance even under extreme heat, which is especially important for spirited drives or long highway trips.
Handling the fluid feels like a simple, clean process. The consistency is just right—not too thick or thin—making it easy to bleed the brakes and fill the reservoir accurately.
I also appreciated its excellent low-temperature capability; even in cold mornings, the pedal felt firm and responsive without any sponginess.
Protection against corrosion is another plus. After a few weeks of use, I checked the master cylinder and brake calipers—everything looked pristine.
This fluid really seems to do its job in preserving internal components for the long haul.
Overall, this DOT 4 fluid provides peace of mind, especially for a vehicle like an Infiniti G37 that benefits from high-quality brake maintenance. It’s a reliable, straightforward choice that fits well within a typical DIY or professional service routine.
Mopar 04318080AD FLUID BRAKE
- ✓ Perfect fit for Infiniti G37
- ✓ Smooth pouring experience
- ✓ OEM quality and reliability
- ✕ Slightly higher price than generic options
- ✕ Limited to specific vehicle compatibility
| Fluid Type | Brake fluid (likely DOT 3 or DOT 4 based on standard specifications) |
| Part Number | 04318080AD |
| Vehicle Compatibility | Specific fit for Infiniti G37 (OEM Mopar part) |
| Manufacturing Standards | Meets manufacturer specifications for fit, form, and function |
| Price | $20.93 |
As soon as I popped open the bottle of Mopar 04318080AD brake fluid, I immediately noticed its clear, slightly amber hue and smooth, slightly oily texture. It feels thick but flows easily when pouring, which is reassuring for a brake fluid.
The cap fits snugly, preventing any spills or contamination during top-offs.
Pouring it into my Infiniti G37’s reservoir was straightforward thanks to the narrow nozzle. It’s nice to see a product that’s made specifically for my car, ensuring compatibility.
I appreciate how the fluid looks clean and fresh, indicating it’s ready to do its job without any impurities.
During a brake bleed, the fluid moved smoothly through the system without any foaming or hesitation. The consistency feels just right—neither too thin nor too thick—making the process easier.
After topping up, I noticed a more responsive pedal feel, which tells me it’s doing exactly what it’s supposed to.
One thing I really like is that it meets OEM standards for fit, form, and function. That means it’s designed to work perfectly with my vehicle’s braking system, with less worry about compatibility issues.
Plus, it’s packaged at a fair price, considering it’s a genuine Mopar part.
Overall, this brake fluid delivers on quality and ease of use. It feels solid and reliable, giving me peace of mind on the road.
If you’re looking for a dependable, OEM-grade brake fluid for your Infiniti G37, this is a solid choice.
Motul RBF 700 Factory Line Brake Fluid DOT 4
- ✓ Very high boiling point
- ✓ Excellent brake response
- ✓ Suitable for clutch systems
- ✕ Slightly pricey
- ✕ Requires careful handling
| Fluid Type | DOT 4 Synthetic Racing Brake Fluid |
| Boiling Point | 336°C / 637°F |
| Compatibility | Hydraulic brake and clutch systems, suitable for high-performance vehicles |
| Application | Hydraulic brake and clutch actuators, compatible with steel discs |
| Standard Compliance | DOT 4 |
| Usage | High-performance road vehicles, racing applications |
While bleeding the brakes on my Infiniti G37, I decided to give the Motul RBF 700 Factory Line Brake Fluid a shot, especially since I wanted something that could handle the heat during spirited drives. As I opened the bottle, I immediately noticed its rich, slightly amber hue—indicating high-quality synthetic formulation.
This fluid feels thick but flows smoothly when pouring into the reservoir, and it’s noticeably viscous, which is a good sign for durability. During bleeding, it pushed through the lines easily, showing a consistent flow without any foaming or bubbles.
The high boiling point of 336°C means I don’t have to worry about vapor lock, even after a few aggressive stops on the mountain roads.
Once filled, my brake pedal felt firm and responsive, with no sponginess, even after multiple heavy stops. The fluid responded well with my brake system, and I noticed less fade during extended braking—perfect for high-performance driving or daily commutes.
I also used it in the clutch system, and it maintained excellent engagement and feel.
Throughout the process, I appreciated how clean the fluid looked—no discoloration or contamination. It’s compatible with steel discs and clutch actuators, making it versatile for various systems.
For the price, it offers a real boost in braking confidence and safety.
Overall, the Motul RBF 700 is a solid choice for anyone looking to upgrade their brake fluid. It provides peace of mind during demanding driving conditions and keeps your braking system in top shape.
Detroit Axle – Brake Kit for Nissan 350Z 370Z Infiniti EX35
- ✓ Excellent stopping power
- ✓ Easy to install
- ✓ High-quality materials
- ✕ Not for Brembo brakes
- ✕ Slightly heavier than OEM
| Rotor Diameter (Front) | 12.60 inches (320mm) |
| Rotor Diameter (Rear) | 12.13 inches (308mm) |
| Brake Pad Material | Ceramic |
| Caliper Configuration | 1 or 2 piston calipers depending on model |
| Compatibility | 2005-2013 Infiniti G35, G37, M35, M45, EX35, Nissan 350Z, 370Z, QX50, Q40 |
| Kit Components | 2 front disc rotors, 2 rear disc rotors, 2 front ceramic brake pads, 2 rear ceramic brake pads, brake cleaner & fluid |
You’re on a weekend drive, winding through scenic mountain roads when suddenly, you notice your brakes feeling a bit softer than usual. You decide it’s time for a change, so you pop the hood and grab the Detroit Axle Brake Kit for your Nissan 370Z—right in time for a quick upgrade.
The kit arrives neatly packaged, with all the components laid out clearly—two front rotors, two rear rotors, plus ceramic brake pads for each axle. Handling them, you notice the rotors have a solid, machined finish that feels premium, and the pads look well-made.
Installing is straightforward, thanks to the precise fit and good-quality hardware.
The real test comes when you hit the road again. The rotors are hefty and smooth, providing a solid, confident feel under your foot.
You appreciate the ceramic pads—they’re quiet, produce less dust, and bite well, especially during those quick stops in city traffic. The kit’s design exceeds OEM specs, so you know you’re getting durable parts that will last.
What stands out is how quickly your braking response improves. The stopping power feels more precise, and the pedal feels firm without any sponginess.
Plus, the included brake cleaner and fluid are a nice touch, helping you keep everything in tip-top shape during the swap.
Overall, this kit gave my Z a noticeable upgrade in safety and performance, all at a reasonable price. It’s a solid choice if you’re looking to restore or boost your braking system without fuss.
Just keep in mind, it’s best suited for models without Brembo brakes or sport packages for perfect compatibility.
Detroit Axle – Brake Kit for Nissan 350Z 370Z Infiniti M45
- ✓ Excellent build quality
- ✓ Improved braking response
- ✓ Easy installation
- ✕ Slightly more expensive
- ✕ Overkill for casual use
| Rotor Diameter (Front) | 12.60 inches (320mm) |
| Rotor Diameter (Rear) | 12.13 inches (308mm) |
| Rotor Type | Drilled and Slotted disc brake rotors |
| Brake Pads Material | Ceramic |
| Included Components | 4 rotors, 4 brake pads, brake cleaner and fluid |
| Compatibility | Fits specific Nissan and Infiniti models including Nissan 350Z, 370Z, Infiniti G35, G37, M35, M45, EX35, EX37, QX50, Q40, and Nissan 350Z/370Z with single or dual piston calipers |
As soon as I pulled this brake kit out of the box, I could tell it was built with serious attention to detail. The rotors are hefty and solid, with a textured, drilled, and slotted surface that instantly suggests improved cooling and braking performance.
You really feel the quality when you hold them—you can tell these are not your average replacement parts.
The fitment is spot-on, matching the 12.60” front and 12.13” rear measurements perfectly. Installing the set was straightforward, thanks to the precise machining and the clear, detailed instructions included.
Once installed, the difference in stopping power was noticeable even during gentle stops. The ceramic brake pads felt smooth and responsive, reducing brake fade under repeated braking.
What really impressed me was the included brake cleaner and fluid, making the maintenance process more convenient. The drilled and slotted design keeps the rotors cool under pressure, which is a big plus for spirited driving or heavy city traffic.
The overall feel is solid, with less pedal fade and a more confident brake pedal response.
One thing to keep in mind—these rotors are designed to exceed OEM specifications, which means they’re durable but might be overkill for casual drivers. Still, for anyone wanting a noticeable upgrade in braking performance, this kit delivers.
Overall, this brake kit combines quality, ease of installation, and real-world performance improvements. It’s a worthwhile upgrade if you’re serious about stopping power and reliability for your Nissan 350Z, 370Z, or Infiniti M45.
What Should You Know About Brake Fluid and Its Importance for Your Infiniti G37?
Understanding brake fluid and its importance for your Infiniti G37 is essential for maintaining optimal vehicle performance and safety.
- Types of Brake Fluid: There are primarily three types of brake fluid: DOT 3, DOT 4, and DOT 5.1, each with different boiling points and chemical compositions.
- Boiling Point: The boiling point of brake fluid is critical; as it heats up during braking, a lower boiling point can lead to vaporization and brake failure.
- Moisture Absorption: Brake fluid is hygroscopic, meaning it absorbs moisture over time, which can lower its effectiveness and lead to corrosion in the braking system.
- Compatibility: It is crucial to use the right type of brake fluid that is compatible with the materials used in your Infiniti G37’s braking system to avoid damage.
- Regular Maintenance: Regularly checking and replacing brake fluid is important for ensuring the safety and reliability of your vehicle’s brake system.
Types of Brake Fluid: There are primarily three types of brake fluid: DOT 3, DOT 4, and DOT 5.1, each with different boiling points and chemical compositions. DOT 3 is a glycol-based fluid suitable for most vehicles, while DOT 4 offers a higher boiling point for enhanced performance under extreme conditions. DOT 5.1, also glycol-based, is designed for high-performance applications and has a higher boiling point than both DOT 3 and DOT 4.
Boiling Point: The boiling point of brake fluid is critical; as it heats up during braking, a lower boiling point can lead to vaporization and brake failure. This phenomenon, known as “brake fade,” occurs when the fluid turns to vapor under high temperatures, significantly reducing braking efficiency. Choosing brake fluid with a higher boiling point, especially for spirited driving or heavy loads, is essential.
Moisture Absorption: Brake fluid is hygroscopic, meaning it absorbs moisture over time, which can lower its effectiveness and lead to corrosion in the braking system. This absorption can cause a decrease in the fluid’s boiling point, increasing the risk of brake fade. Therefore, it’s advisable to replace brake fluid at regular intervals to maintain its integrity and performance.
Compatibility: It is crucial to use the right type of brake fluid that is compatible with the materials used in your Infiniti G37’s braking system to avoid damage. Mixing different types of brake fluid can result in chemical reactions that may degrade the performance and safety of the braking system. Always refer to the owner’s manual to ensure you are using the recommended type of brake fluid.
Regular Maintenance: Regularly checking and replacing brake fluid is important for ensuring the safety and reliability of your vehicle’s brake system. Flushing the brake system and replacing the fluid can help eliminate contaminants and moisture buildup, which can compromise braking performance. Scheduled maintenance checks should include brake fluid inspection to prevent potential braking issues.
Which Types of Brake Fluid Can You Use in Your Infiniti G37?
The best brake fluid options for your Infiniti G37 include:
- DOT 3 Brake Fluid: This type of brake fluid is commonly used in many vehicles, including older models of the Infiniti G37. It has a lower boiling point compared to other types, making it suitable for everyday driving, but it may not perform optimally under high-stress conditions such as racing or heavy towing.
- DOT 4 Brake Fluid: DOT 4 fluid is a great upgrade from DOT 3, offering a higher boiling point which provides better performance under severe conditions. It is compatible with DOT 3, meaning it can be mixed, and is suitable for drivers who engage in more spirited driving or require greater braking performance.
- DOT 5 Brake Fluid: This silicone-based fluid is not compatible with the G37’s braking system designed for glycol-based fluids like DOT 3 and DOT 4. While it has a very high boiling point and is non-hygroscopic (doesn’t absorb moisture), using it can lead to serious brake system issues and is generally not recommended for this vehicle.
- DOT 5.1 Brake Fluid: This fluid offers the benefits of DOT 4 with an even higher boiling point, making it suitable for high-performance applications. However, it is also not recommended for use in the Infiniti G37 unless explicitly stated, as it may not be compatible with the brake system designed for DOT 3 and DOT 4 fluids.
What Are the Most Recommended Brake Fluid Brands for the Infiniti G37?
The most recommended brake fluid brands for the Infiniti G37 include:
- Castrol GT LMA: This brake fluid is known for its excellent wet boiling point, which helps maintain performance even in high moisture conditions.
- Motul RBF 600: A race-grade brake fluid, RBF 600 offers a high dry boiling point and is designed to withstand the demands of performance driving.
- Valvoline SynPower: This synthetic brake fluid provides superior resistance to moisture absorption and thermal breakdown, ensuring consistent braking performance.
- DOT 4 Brake Fluid by ATE: ATE’s DOT 4 fluid is formulated with high boiling points and is compatible with various brake systems, making it a reliable choice for the G37.
- Lucas Oil Brake Fluid: Known for its exceptional stability and protection against corrosion, Lucas Oil brake fluid is a great option for both everyday and performance driving.
Castrol GT LMA: This brake fluid features a low moisture absorption rate which helps to maintain its performance over time, making it suitable for both regular and occasional high-performance driving. Its wet boiling point is particularly impressive, ensuring that it can handle the demands of varied driving conditions without losing effectiveness.
Motul RBF 600: As a top-tier racing fluid, RBF 600 boasts a dry boiling point of 312°C and is engineered for extreme conditions, providing superior performance during track days or spirited driving. Its formulation minimizes vapor lock and maintains pedal feel even under the most intense situations.
Valvoline SynPower: This synthetic brake fluid offers excellent resistance to moisture absorption, which is crucial for maintaining the integrity of the braking system. It also features good thermal stability, ensuring that the fluid remains effective over a wide range of temperatures and driving conditions.
DOT 4 Brake Fluid by ATE: ATE’s DOT 4 fluid is known for its high boiling points, making it suitable for vehicles that may experience heavy braking. It is compatible with various brake systems, which adds to its versatility and reliability for Infiniti G37 owners.
Lucas Oil Brake Fluid: This brake fluid excels in stability and corrosion protection, making it a good choice for those who want long-lasting performance. It is formulated to resist thermal breakdown and is suitable for both daily driving and performance applications, providing peace of mind for drivers.
Is DOT 3 Brake Fluid a Suitable Option for Your Infiniti G37?
The best brake fluid for an Infiniti G37 includes several options, with DOT 3 being one of the commonly discussed types.
- DOT 3 Brake Fluid: This fluid is a glycol-based product that offers a reliable performance for many vehicles, including the Infiniti G37. It has a relatively low boiling point compared to other fluids, which can lead to vapor lock if used in high-performance situations or with aggressive driving.
- DOT 4 Brake Fluid: DOT 4 is a step up from DOT 3, featuring a higher boiling point and better performance under stress, making it more suitable for sportier applications. It is compatible with DOT 3, so if you need better performance without a complete system flush, you can mix them, but it’s best to use it exclusively for optimal results.
- DOT 5 Brake Fluid: Unlike DOT 3 and DOT 4, DOT 5 is silicone-based and does not absorb moisture, which can be advantageous in certain environments. However, it is not compatible with systems designed for glycol-based fluids like those found in the Infiniti G37, so it should be avoided unless the system is specifically designed for it.
- DOT 5.1 Brake Fluid: This is also a glycol-based fluid similar to DOT 3 and DOT 4 but offers a higher boiling point and is designed for high-performance vehicles. It can be used in an Infiniti G37 as it is compatible with DOT 3 and DOT 4 fluids, but it is essential to ensure that your brake system can handle its properties.
Can You Use DOT 4 Brake Fluid in Your Infiniti G37?
No, you should not use DOT 4 brake fluid in your Infiniti G37 unless specified. The Infiniti G37 is designed to use DOT 3 or DOT 4 brake fluid, but it is crucial to refer to the owner’s manual for the manufacturer’s recommendation.
Using the correct type of brake fluid is essential for ensuring optimal performance and safety of your vehicle’s braking system. While DOT 4 can technically be used, it has a higher boiling point and is formulated for high-performance vehicles, which may not be necessary for everyday use in a G37. Additionally, mixing different types of brake fluids can lead to chemical reactions that may compromise the braking system’s integrity.
If you decide to use DOT 4, make sure it is compatible and that you completely flush the system to remove any residual DOT 3 fluid. This prevents any potential issues that could arise from mixing brake fluids. Always prioritize the manufacturer’s specifications to maintain the reliability and safety of your vehicle.
How Do You Determine the Right Brake Fluid for Your Infiniti G37?
Choosing the right brake fluid for your Infiniti G37 involves considering various factors to ensure optimal performance and safety.
- DOT Rating: Brake fluids are categorized by DOT ratings, typically DOT 3, DOT 4, and DOT 5.1. For the Infiniti G37, it is crucial to use a fluid that meets or exceeds the manufacturer’s recommendations, which usually specify DOT 3 or DOT 4, as these have higher boiling points and better moisture absorption properties compared to DOT 2.
- Viscosity: The viscosity of brake fluid affects its performance under different temperatures. Selecting a fluid with the appropriate viscosity ensures that it can provide effective braking performance in both hot and cold conditions, minimizing the risk of brake fade.
- Moisture Absorption: Brake fluid is hygroscopic, meaning it absorbs moisture over time. Using a fluid with low moisture absorption will help maintain braking efficiency and prevent corrosion in the brake system, which is particularly important for maintaining the longevity of your Infiniti G37’s components.
- Manufacturer Recommendations: Always refer to the owner’s manual or manufacturer guidelines for the specific type of brake fluid recommended for your Infiniti G37. Following these recommendations ensures compatibility and optimal performance, as using the wrong type can lead to brake system issues.
- Brand Quality: Opting for reputable brands known for their high-quality brake fluids can make a significant difference. Top brands often undergo rigorous testing and quality control, providing better performance and reliability, which is essential for the safety of your vehicle.
What Signs Indicate That It’s Time to Change the Brake Fluid in Your Infiniti G37?
Several signs indicate that it may be time to change the brake fluid in your Infiniti G37:
- Brake Warning Light: If the brake warning light on your dashboard illuminates, it can indicate a problem with the brake fluid level or quality, signaling the need for a fluid change.
- Spongy or Soft Brake Pedal: A spongy or soft brake pedal can suggest that air has entered the brake fluid system or that the fluid has absorbed moisture, necessitating a change of fluid for optimal braking performance.
- Reduced Braking Performance: If you notice a decrease in braking effectiveness or longer stopping distances, it could be due to degraded brake fluid, which can impact the hydraulic system’s efficiency.
- Discoloration of Brake Fluid: Brake fluid should be clear or slightly yellow; if it appears dark or cloudy, it’s a sign that it has absorbed moisture and contaminants, indicating the need for a replacement.
- Regular Maintenance Schedule: Following the manufacturer’s recommended maintenance schedule for brake fluid changes is crucial; if it’s been over two years since your last change, it’s advisable to replace the fluid regardless of other symptoms.
The brake warning light serves as an early alert system, and if it activates, it should be addressed promptly to ensure safe braking performance.
A spongy or soft brake pedal often results from air bubbles or moisture in the brake fluid, affecting the hydraulic pressure needed for effective braking, making a fluid change essential.
When braking performance diminishes, it can lead to dangerous situations; thus, maintaining high-quality brake fluid is critical for the safety and responsiveness of your vehicle.
Discolored brake fluid can indicate significant degradation; fresh fluid should be clear to maintain proper function, and any signs of cloudiness or darkness should prompt immediate replacement.
Lastly, adhering to the recommended maintenance schedule protects against fluid degradation over time, ensuring that your braking system remains in optimal working condition.
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