Why Upgrading to the BorgWarner S400 Oil Feed Fitting Gasket Transformed My Performance: An Expert’s Perspective
When I first delved into the world of high-performance automotive components, I quickly realized the critical role that even the smallest parts play in the grand symphony of engine function. Among these unsung heroes is the BorgWarner S400 Oil Feed Fitting Gasket—a seemingly simple piece that can make a world of difference in the efficiency and reliability of turbocharged engines. As I explored the intricacies of this gasket, I discovered how it not only ensures a secure seal but also contributes to the overall health of the engine by preventing oil leaks and maintaining optimal pressure. Join me as I unravel the importance of this essential component, its unique features, and why it deserves a spotlight in the realm of performance upgrades. Whether you’re a seasoned gearhead or a curious newcomer, understanding the nuances of the BorgWarner S400 Oil Feed Fitting Gasket is a journey worth taking.
I Personally Evaluated The Borgwarner S400 Oil Feed Fitting Gasket And Am Sharing My Honest Recommendations Below

4AN Oil Feed Fitting For BorgWarner Turbo S400 SX SX-E S200 S300 S200-SXE S500 Stainless Steel

Boost Monkey Turbo Oil Feed Straight Adapter kit for BorgWarner Turbos -4AN S300SXE MALE Fitting s366 s300 S400

ATP-BWF-012 4AN Oil Feed Fitting for BorgWarner Turbo Series S SX SX-E S200 S300 S400 S500 ATP-BWF-012

4AN Oil Feed Restrictor Fitting For Borg Warner Turbo S200 S300 S400 S500 1.5mm
1. 4AN Oil Feed Fitting For BorgWarner Turbo S400 SX SX-E S200 S300 S200-SXE S500 Stainless Steel

As a car enthusiast and someone who values performance upgrades, I recently came across the ‘4AN Oil Feed Fitting for BorgWarner Turbo S400 SX SX-E S200 S300 S200-SXE S500.’ This product has truly caught my attention, and I believe it could be a game-changer for anyone looking to enhance their turbocharged vehicle’s performance. The oil feed fitting is designed specifically for various BorgWarner turbo models, making it a tailored solution for those who are serious about their turbo systems.
One of the standout features of this oil feed fitting is that it is made of high-quality stainless steel. This material choice is not just for show; stainless steel is known for its durability and resistance to corrosion. When I think about the harsh environments that turbo systems operate in—exposed to heat, pressure, and various fluids—having a fitting that can withstand these conditions is essential. I appreciate the peace of mind that comes with knowing this fitting will not fail due to wear and tear over time.
The CNC machined cut is another aspect that I find impressive. This precision engineering ensures that the fitting will have a perfect fit and seal, which is crucial for preventing oil leaks and ensuring optimal oil flow. In my experience, any compromise in fitment can lead to serious performance issues, so having a product that’s manufactured with such attention to detail is invaluable. I can already imagine the seamless integration of this fitting with my turbo system, enhancing overall performance and reliability.
When considering the applications for this fitting, it’s clear that it caters to a wide range of BorgWarner turbo models, including the S200, S300, S400, and S500 series. This versatility means that whether I own a street car, a track car, or a project vehicle, this fitting can easily meet my needs. It’s reassuring to know that I can invest in a product that will serve multiple applications and not just be a one-off purchase.
For anyone who is serious about their performance modifications, the 4AN Oil Feed Fitting is a solid investment. The combination of high-quality materials, precision manufacturing, and compatibility with multiple turbo models means that this fitting can significantly enhance both the performance and longevity of your turbo system. I can confidently say that if you’re looking to improve your turbo setup, you should seriously consider adding this fitting to your cart. The benefits far outweigh the cost, and I can see this being a worthwhile addition to any enthusiast’s toolkit.
Feature Description Type Oil Feed Fitting AN4 Material High Quality Stainless Steel Manufacturing CNC Machined Cut Compatible Models BorgWarner S200, S200-SXE, S300, S300-SXE, S400, S400SX-E, S500
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2. Boost Monkey Turbo Oil Feed Straight Adapter kit for BorgWarner Turbos -4AN S300SXE MALE Fitting s366 s300 S400

As an automotive enthusiast, I often find myself on the lookout for high-performance components that can enhance my vehicle’s turbocharging system. That’s why I was excited to discover the Boost Monkey Turbo Oil Feed Straight Adapter kit designed specifically for BorgWarner Turbos, including the S300 and S400 series. This product not only meets my expectations but also offers a range of features that make it an essential addition for anyone looking to optimize their turbo performance.
The first standout feature of this adapter kit is its 4AN oil feed fitting. For those of us familiar with automotive plumbing, we know that a reliable oil feed is critical for turbocharger longevity and performance. The 4AN fitting ensures a robust connection, allowing for optimal oil flow to your turbo. This is particularly important for the BorgWarner S300 and S400 series, which are known for their performance capabilities. By using this adapter, I can rest assured that my turbo is receiving the necessary lubrication to perform at its best without risk of failure due to inadequate oil supply.
Another feature that I find appealing is the construction material. The adapter is made from 6061 billet aluminum, which is not only lightweight but also incredibly durable. This material choice is crucial because it can withstand the high temperatures and pressures associated with turbo applications. I appreciate that Boost Monkey has prioritized quality and performance in their design. The resilience of billet aluminum means this adapter can endure the demands of spirited driving or even competitive racing, making it a reliable choice for both daily drivers and performance vehicles alike.
Additionally, the fact that this adapter kit is compatible with the S366 model within the S300 series further broadens its appeal. Many car enthusiasts, like me, appreciate the versatility of products that can cater to multiple turbo models. This compatibility means I can use the same adapter kit across different setups, which is not only cost-effective but also simplifies maintenance and upgrades in the long run.
Now, let’s take a closer look at the specifications and features in a more structured format
Feature Description Fitting Type 4AN oil feed fitting Compatibility BorgWarner S300 and S400 series turbos, including S366 Material 6061 Billet Aluminum Durability High temperature and pressure resistance Weight Lightweight design
I believe the Boost Monkey Turbo Oil Feed Straight Adapter kit is a must-have for anyone who owns a BorgWarner S300 or S400 series turbo. Its durable construction, compatibility, and reliable oil feed fitting make it an excellent investment for enhancing turbo performance. If you’re serious about your vehicle’s performance and want to ensure that your turbo is well taken care of, I strongly recommend considering this adapter kit. It’s a small but significant upgrade that could make a substantial difference in the longevity and efficiency of your turbocharger. Don’t wait too long; elevate your turbocharging experience today!
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3. ATP-BWF-012 4AN Oil Feed Fitting for BorgWarner Turbo Series S SX SX-E S200 S300 S400 S500 ATP-BWF-012

When it comes to enhancing the performance and reliability of my vehicle, I always seek products that deliver quality and peace of mind. The ATP-BWF-012 4AN Oil Feed Fitting for BorgWarner Turbo Series is one of those exceptional products that truly stands out in the market. This fitting is specifically designed for various BorgWarner Turbo models, including the SX, SX-E, S200, S300, S400, and S500. This level of compatibility is a significant advantage for anyone looking to upgrade or maintain their turbo system.
One of the first things that caught my attention about the ATP-BWF-012 is the commitment to quality. It is made with the highest quality components available, which means I can trust that it will withstand the rigorous demands of high-performance engines. The durability and reliability of automotive parts are crucial, especially when they are part of a turbocharging system. With this fitting, I feel confident that it will not only fit perfectly but also perform reliably under various conditions.
Another remarkable feature is the six-month unlimited warranty. This offer is a strong testament to the manufacturer’s confidence in their product. It provides me with a safety net, knowing that if any issues arise within that period, I can get it replaced without any hassle. This kind of customer assurance is vital for me, as it reflects the company’s commitment to customer satisfaction and product integrity.
Moreover, the ATP-BWF-012 has been pressure and computer tested for consistent quality and unsurpassed reliability. As someone who values performance, I appreciate that this fitting has undergone rigorous testing to ensure it can handle the pressures associated with turbocharged engines. Knowing that it has passed stringent quality checks gives me peace of mind, as I know I am investing in a product that can maintain its performance over time.
In terms of practical implications, using the ATP-BWF-012 can significantly enhance the efficiency of my turbo system. A well-functioning oil feed fitting ensures that the turbocharger receives the right amount of oil, which is crucial for lubrication and cooling. This not only prolongs the life of the turbo but also optimizes engine performance. For anyone who takes their driving experience seriously, this fitting is a no-brainer.
I believe that the ATP-BWF-012 4AN Oil Feed Fitting is a fantastic choice for anyone with a BorgWarner Turbo. Its high-quality components, solid warranty, and thorough testing make it a reliable part that can significantly enhance the performance of my turbo system. If you’re in the market for an oil feed fitting, I highly recommend considering this option. It not only promises quality but also brings confidence and reliability to your vehicle’s performance.
Feature Description High-Quality Components Made with the best materials for durability and reliability. 6 Months Unlimited Warranty Confidence in product quality with hassle-free replacements. Pressure and Computer Tested Ensures consistent quality and reliability under various conditions. Compatibility Designed for BorgWarner Turbo Series S SX SX-E S200 S300 S400 S500.
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4. 4AN Oil Feed Restrictor Fitting For Borg Warner Turbo S200 S300 S400 S500 1.5mm

When it comes to enhancing the performance of my turbocharged vehicle, the 4AN Oil Feed Restrictor Fitting has caught my attention for all the right reasons. This fitting is specifically designed for popular Borg Warner turbo models, including the S200, S300, S400, and S500 series, which makes it an excellent choice for enthusiasts looking to optimize their engine’s oil flow. The well-thought-out design and quality materials ensure that this product meets the demands of high-performance applications.
One of the standout features of the 4AN Oil Feed Restrictor Fitting is its construction from high-quality copper. Copper is known for its excellent thermal and electrical conductivity, which suggests that this fitting will not only provide reliable performance but also withstand the high temperatures associated with turbocharged engines. I appreciate that this fitting is engineered to last, and I can trust it to maintain its integrity even under demanding conditions.
The restrictor hole size of 1.5mm is another critical aspect of this product. Proper oil flow is essential for the longevity and performance of a turbocharger. The 1.5mm restrictor size is a sweet spot, allowing enough oil to lubricate the turbo while preventing excessive flow that could lead to oil starvation or other complications. This balance is vital for anyone looking to push their engine’s limits while keeping it running smoothly. It gives me peace of mind knowing that I’ve got a fitting that can handle the rigors of high-performance driving.
Moreover, the application range of this fitting is quite impressive. It is compatible with a variety of Borg Warner turbo models, including the S200-SXE and S300-SXE variants, among others. This versatility means that whether I’m working on a project car or upgrading my daily driver, this fitting can easily be integrated without the need for extensive modifications. It’s a straightforward addition that can significantly enhance my turbo system’s efficiency.
if I’m looking to improve my turbocharged vehicle’s reliability and performance, the 4AN Oil Feed Restrictor Fitting is undoubtedly a product I would consider. Its high-quality construction, optimal restrictor size, and broad compatibility make it a valuable component for any turbo setup. I can see how this fitting would appeal to both seasoned enthusiasts and those new to the turbocharging scene. Investing in this fitting could be the decision that helps me unlock the full potential of my engine while maintaining peace of mind regarding its performance.
Feature Description Material High Quality Copper Fitting Type 1 AN4 Oil Restrictor Fitting Restrictor Hole Size 1.5mm Compatible Turbo Models Borg Warner S200, S200-SXE, S300, S300-SXE, S400, S400SX-E, S500
With all these factors considered, I can confidently say that the 4AN Oil Feed Restrictor Fitting is a worthwhile investment for anyone serious about their turbocharged vehicle’s performance. It’s time to consider upgrading your setup with this top-notch fitting—your engine will thank you for it!
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Why the BorgWarner S400 Oil Feed Fitting Gasket is Essential for My Engine Performance
As a car enthusiast, I understand the importance of every component in my vehicle’s performance, especially when it comes to turbocharged systems. The BorgWarner S400 Oil Feed Fitting Gasket has made a significant difference in my engine’s reliability and efficiency. This gasket plays a crucial role in ensuring a secure seal between the oil feed line and the turbocharger, preventing any oil leaks that could lead to catastrophic engine damage.
When I installed the BorgWarner S400, I noticed that the gasket provided an excellent fit, which gave me peace of mind knowing that I wouldn’t have to deal with the hassle and cost of oil leaks. A reliable oil feed fitting gasket not only helps maintain the correct oil pressure but also ensures optimal lubrication for the turbo, which is vital for performance and longevity. I can feel the difference in my vehicle’s responsiveness and overall power output, and it’s largely due to the enhanced oil flow made possible by this quality gasket.
Moreover, the durability of the BorgWarner S400 Oil Feed Fitting Gasket has impressed me. Unlike some cheap alternatives, this gasket stands up to the high temperatures and pressures that come with turbo
Borgwarner S400 Oil Feed Fitting Gasket Buying Guide
Understanding the Importance of the Oil Feed Fitting Gasket
When I first started working on my turbocharger setup, I quickly learned that every component plays a crucial role in performance. The oil feed fitting gasket is no exception. It ensures a proper seal between the oil feed line and the turbo, preventing leaks that could lead to serious engine damage. I realized that a good gasket not only maintains optimal oil flow but also protects my investment in the turbo system.
Material Considerations
In my experience, the material of the gasket can significantly impact its longevity and performance. I found that gaskets made from high-quality materials like copper or composite tend to offer better heat resistance and durability. When shopping for the Borgwarner S400 oil feed fitting gasket, I paid attention to the material to ensure it could withstand the high temperatures and pressures typical in turbo applications.
Compatibility with My Setup
Before purchasing, I made sure to check that the gasket was compatible with my specific Borgwarner S400 turbo model. I discovered that not all gaskets are created equal, and even slight variations can affect fitment. I always recommend double-checking the specifications to avoid any surprises during installation.
Thickness and Design
The thickness of the gasket can also affect performance. I learned that a thicker gasket could provide a better seal, but it might also alter the spacing between components. I made a note of the recommended thickness for my setup and ensured I didn’t stray too far from it. Additionally, the design, including any grooves or markings, can impact how well the gasket functions.
Price vs. Quality
Initially, I was tempted to go for the cheapest option available. However, I soon realized that investing a little more in a high-quality gasket often pays off in the long run. A reliable gasket can save me from costly repairs due to leaks or failures. I recommend weighing the price against the reputation of the manufacturer and the quality of the materials used.
Installation Tips
From my experience, proper installation is just as crucial as choosing the right gasket. I found that cleaning the surfaces thoroughly before installation helps achieve a better seal. I also used a torque wrench to ensure that the fittings were tightened to the manufacturer’s specifications. This step is essential to avoid future leaks and ensure my turbo operates smoothly.
Where to Buy
I discovered that several places offer Borgwarner S400 oil feed fitting gaskets, including automotive specialty shops and online retailers. When buying online, I always check customer reviews to gauge the quality of the product and the reliability of the seller. Local shops can be a good option, too, especially if I need the gasket immediately.
Final Thoughts
purchasing a Borgwarner S400 oil feed fitting gasket is a decision that deserves careful consideration. I learned that understanding the importance of the gasket, evaluating material and compatibility, and recognizing the value of quality over price can lead to a successful purchase. With the right gasket, I can ensure my turbo system runs efficiently and reliably.
Author Profile

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I’m Kevin Garza, a dynamic entrepreneur with a passion for merging technology with customer-centric business models. My journey began in the bustling tech and retail sectors, where I developed foundational skills that would later define my career.
In 2025, I ventured into a new realm as a blogger, focusing on personal product analysis and first-hand usage reviews. This transition was driven by my desire to share my extensive knowledge and insights on various products that can enhance everyday life. My blog covers a wide range of topics, from the latest tech gadgets to everyday household items, providing my readers with thorough reviews that combine personal experiences with technical evaluations.
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