Unlocking Performance: My Experience Upgrading to a 70mm Throttle Body with TPS
As an automotive enthusiast, I’ve always been fascinated by the intricate components that work together to make an engine roar to life. One such component that has caught my attention recently is the 70mm throttle body with throttle position sensor (TPS). This seemingly unassuming piece of machinery plays a pivotal role in optimizing airflow and improving engine performance. I remember the first time I upgraded to a larger throttle body; it felt like unleashing hidden power that had been waiting to be discovered. In this article, I want to delve into the world of the 70mm throttle body with TPS, exploring how it enhances engine responsiveness, contributes to better fuel efficiency, and can be a game-changer for anyone looking to boost their vehicle’s performance. Whether you’re a seasoned gearhead or just beginning your automotive journey, understanding this component could be the key to unlocking your engine’s true potential.
I Personally Tried the 70Mm Throttle Body with TPS and Shared My Genuine Recommendations Below

BLOX Tuner Series 70mm DUAL Pattern Throttle Body w/Free BWR TPS K20 K24 PRB PRC RBC RRC | Valex Racing Kit

Skunk2 Racing 309-05-1050 Alpha Series Silver 70mm Throttle Body for Honda B, D, H, F-Series Engines

309-05-1050 70mm Throttle Body Replacement for A-cura Inte-gra Hon-da Ci-vic B/D/H/F Series Pre-lude S2000 (w/Calibrated TPS) Weonefit

INFINAUTO Throttle Body Assembly, 70mm Vehicle Throttle Body Actuator Aluminum Alloy Silver Tone, 1 Set
1. BLOX Tuner Series 70mm DUAL Pattern Throttle Body w/Free BWR TPS K20 K24 PRB PRC RBC RRC | Valex Racing Kit

As an automotive enthusiast, I’m always on the lookout for products that enhance performance without breaking the bank. One product that has recently caught my attention is the BLOX Tuner Series 70mm DUAL Pattern Throttle Body with the Free BWR TPS from Valex Racing Kit. This throttle body promises to deliver significant improvements in airflow and power, making it an excellent choice for anyone looking to upgrade their K-series engine setup. Let me break down why I believe this product stands out in the crowded aftermarket parts market.
First and foremost, the DUAL PATTERN feature of this throttle body is a game changer. It’s designed to fit most K-series intake manifolds without the need for an adapter plate. This means that I can seamlessly integrate it into my existing setup without the hassle of additional parts or modifications. For those of us who value efficiency and simplicity, this feature alone makes it an attractive option. It not only saves time during installation but also ensures that I can focus on tuning my vehicle rather than worrying about compatibility issues.
The 70mm opening is another highlight that has piqued my interest. With this size, I can expect a significant increase in airflow compared to the stock throttle body. More airflow translates to better combustion and, ultimately, more horsepower. For anyone looking to squeeze every bit of performance out of their K20 or K24 engine, this throttle body is a crucial upgrade. I can imagine the thrill of acceleration as my car responds more dynamically, thanks to the enhanced airflow characteristics that this throttle body provides.
Speaking of responsiveness, the upgraded springs included in the BLOX Racing Tuner Series throttle body are designed to deliver a crisp throttle response. Having experienced sluggish throttle response in the past, I know how frustrating it can be when the vehicle doesn’t respond as quickly as I want it to. With these upgraded springs, I can look forward to a more engaging driving experience. The immediate feedback from the throttle pedal means that I can navigate through tight corners and open roads with confidence, making every drive enjoyable.
Lastly, the inclusion of a FREE Black Works Racing Throttle Position Sensor (TPS) with this kit is a fantastic bonus. This not only adds value to the overall package but also ensures that I have a reliable and compatible sensor to work with the throttle body. The TPS plays a crucial role in the engine management system, and having a high-quality, reliable sensor means I can trust that my vehicle is operating at its best. This thoughtful inclusion makes me feel like BLOX Racing truly cares about the performance and satisfaction of their customers.
Overall, I believe the BLOX Tuner Series 70mm DUAL Pattern Throttle Body with Free BWR TPS is an exceptional upgrade for anyone looking to enhance the performance of their K-series engine. It checks all the boxes compatibility, improved airflow, responsive throttle, and added value with the included TPS. If you’re serious about maximizing your vehicle’s potential, I highly recommend considering this throttle body. It’s not just an upgrade; it’s an investment in your driving experience.
Feature Benefit DUAL PATTERN Fits most K-series intake manifolds without adapter plates, simplifying installation. 70MM Opening Increases airflow for improved performance and horsepower. Upgraded Springs Provides a crisp throttle response for enhanced driving dynamics. FREE BWR TPS Includes a reliable throttle position sensor for optimal engine management.
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2. Skunk2 Racing 309-05-1050 Alpha Series Silver 70mm Throttle Body for Honda B, D, H, F-Series Engines

I am excited to share my analysis of the Skunk2 Racing 309-05-1050 Alpha Series Silver 70mm Throttle Body. For anyone who owns a Honda B, D, H, or F-Series engine, this throttle body is a game-changer. I can confidently say that investing in this product will elevate your engine’s performance and provide a noticeable difference in your vehicle’s responsiveness and power delivery.
One of the standout features of this throttle body is its precision die-cast aluminum construction. This not only makes it lightweight but also incredibly durable. The fine shot-blasted surface finish adds to its aesthetic appeal while also providing a smooth surface that enhances airflow. As an automotive enthusiast, I appreciate how every detail counts, and Skunk2 has certainly delivered on this front.
The 70mm throttle body inlet is designed for optimal airflow, which means your engine can breathe better. This is particularly beneficial if you are looking to increase horsepower and torque. I can imagine how exhilarating it would be to feel that extra power when I step on the gas. Moreover, the throttle body is compatible with the OEM throttle cable, making installation straightforward, even for those who might not consider themselves mechanically inclined.
Another impressive aspect is the precision machined brass throttle plate. This component ensures a perfect seal and enhances throttle response, which is crucial for anyone looking for a more engaging driving experience. The sealed ball bearings provide smooth operation, further contributing to the efficiency and effectiveness of the throttle body. I genuinely believe that these engineering choices will translate into a more enjoyable and spirited ride for any Honda owner.
What I find particularly thoughtful is that the Skunk2 Racing throttle body comes with a new throttle body gasket, hardware, and idle adjustment screws for fine-tuning. This shows that the brand understands the needs of its customers and wants to provide a complete package. Fine-tuning is essential for maximizing performance, and having these additional components means I can easily achieve the perfect setup for my engine.
It’s important to note that this throttle body is designed specifically for manual transmission vehicles. If you’re someone who enjoys the tactile experience of shifting gears, this throttle body will enhance that interaction and make driving even more enjoyable. I can easily envision how thrilling it would be to feel the improved throttle response as I navigate through winding roads or accelerate on the highway.
In summary, the Skunk2 Racing 309-05-1050 Alpha Series Silver 70mm Throttle Body is an exceptional product that is well worth the investment. Its quality construction, compatibility with various Honda engines, and focus on performance make it a must-have for enthusiasts looking to upgrade their vehicle. I strongly encourage anyone in the market for a throttle body to consider this option. It’s not just a purchase; it’s an upgrade to your driving experience that you won’t regret.
Feature Description Material Precision Die-Cast Aluminum Surface Finish Fine Shot-Blasted Throttle Body Inlet Size 70mm Compatibility OEM Throttle Cable Throttle Plate Material Precision Machined Brass Operation Sealed Ball Bearings Included Components Throttle Body Gasket, Hardware, Idle Adjustment Screws Compatibility with Transmission Manual Transmission Only
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3. 309-05-1050 70mm Throttle Body Replacement for A-cura Inte-gra Hon-da Ci-vic B/D/H/F Series Pre-lude S2000 (w/Calibrated TPS) Weonefit

As a car enthusiast, I understand the importance of maintaining and upgrading vehicle performance, especially when it comes to vital components like the throttle body. The 309-05-1050 70mm Throttle Body Replacement for A-cura Inte-gra and Hon-da Ci-vic is an exceptional choice for those looking to enhance their vehicle’s responsiveness and overall performance. This product is engineered to deliver, and I want to share why it could be the perfect fit for your needs.
The first thing that stands out to me is the OEM part number compatibility. With multiple OEM part numbers such as 309051050 and 37830-P7A-N11, this throttle body replacement is designed for seamless integration into various models of A-cura and Hon-da vehicles. If you own a 1990-2001 A-cura Inte-gra or a 1992-2000 Hon-da Ci-vic, you’ll find this throttle body to be an excellent match. It’s always reassuring to know that I’m investing in a part that has been specifically designed for my vehicle’s make and model.
One of the most impressive features is the precision die-cast aluminum construction. This material not only contributes to the durability of the throttle body but also helps to reduce weight, which is a significant advantage for performance-oriented vehicles. Coupled with a fine shot-blasted surface finish, this throttle body offers both aesthetic appeal and functional performance. I appreciate products that not only work well but look good too!
Moreover, the precision machined brass throttle plate is a game changer. It ensures optimal airflow and throttle response, which is something I look for when upgrading components. The sealed ball bearings provide smooth operation, which translates to a more enjoyable driving experience. I can picture myself behind the wheel, feeling the immediate response of my engine as I press the accelerator, thanks to this throttle body.
Installation is often a concern when it comes to aftermarket parts, but this product comes equipped with a new throttle body gasket and all necessary hardware. Additionally, the idle adjustment screws allow for fine-tuning, meaning I can customize the throttle response to my liking. This adaptability is crucial for anyone looking to maximize their vehicle’s potential.
Lastly, the customer service aspect is worth mentioning. If I have any doubts regarding compatibility or expectations, the assurance of being able to reach out for assistance is incredibly comforting. A company that prioritizes customer satisfaction speaks volumes about its commitment to quality and service.
Feature Description OEM Compatibility Multiple OEM part numbers for A-cura and Hon-da models Material Precision die-cast aluminum with a shot-blasted finish Throttle Plate Precision machined brass for optimal airflow Operation Sealed ball bearings for smooth throttle operation Included Hardware New throttle body gasket and installation hardware Adjustment Features Idle adjustment screws for fine-tuning performance
if you’re looking to enhance your A-cura Inte-gra or Hon-da Ci-vic’s performance, the 309-05-1050 throttle body replacement is an excellent investment. Its high-quality construction, compatibility, and user-friendly features make it a standout option in the market. I find myself convinced that this throttle body can truly elevate my driving experience, and I believe it can do the same for you. Don’t miss out on the opportunity to upgrade your vehicle; you won’t regret it!
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4. INFINAUTO Throttle Body Assembly, 70mm Vehicle Throttle Body Actuator Aluminum Alloy Silver Tone, 1 Set

When it comes to improving the performance of my vehicle, I always seek products that offer durability, reliability, and ease of installation. The INFINAUTO Throttle Body Assembly, with its impressive 70mm inner diameter, has certainly caught my attention. This product is crafted from high-quality aluminum alloy, which not only ensures long-lasting performance but also provides excellent resistance to corrosion. For anyone looking to enhance their vehicle’s throttle response, this product is a worthy investment.
The universal fit of the throttle body is another significant feature that stands out to me. With a 70mm diameter, it’s essential to check the size and mounting holes before making a purchase. This attention to detail ensures that it can be compatible with a variety of vehicles, making it an appealing option for many car enthusiasts and everyday drivers alike. The versatility of this throttle body assembly means that I can confidently recommend it to friends and family with different makes and models of cars.
One of the aspects I truly appreciate about this throttle body is the good quality control standards that are adhered to during its production. Knowing that the assembly has been built and tested under strict guidelines gives me peace of mind regarding its performance. The design improvements made for enhanced durability and stability further underline the product’s high reliability. For those who prioritize performance upgrades, this throttle body is designed to meet and exceed expectations.
Installation is often a concern for individuals who are not mechanically inclined, but the INFINAUTO Throttle Body Assembly is designed to be easy to install. The conveniently designed fuel tank cover allows for quick and hassle-free access, making the installation process straightforward even for those who may not have extensive automotive experience. This feature alone makes it an attractive choice for anyone looking to upgrade their vehicle without the need for professional help.
In summary, the INFINAUTO Throttle Body Assembly is an excellent choice for anyone looking to improve their vehicle’s performance. With its universal fit, durable aluminum alloy construction, high reliability, and ease of installation, it ticks all the boxes for car owners. I genuinely believe that investing in this throttle body will lead to noticeable enhancements in throttle response and overall driving experience. If you’re considering an upgrade, I encourage you to take the plunge—this product could be the performance boost your vehicle has been waiting for!
Feature Details Inner Diameter 70mm Material Aluminum Alloy Quality Control Good standards for building and testing Durability Improved design for stability and reliability Installation Easy and hassle-free access Package Includes 1 Set Throttle Body
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Why Upgrading to a 70mm Throttle Body with TPS Made a Difference for Me
When I decided to upgrade my vehicle’s performance, one of the first modifications I made was to install a 70mm throttle body with a throttle position sensor (TPS). The difference it made in my driving experience was remarkable. With a larger throttle body, I noticed a significant improvement in airflow to the engine, allowing it to breathe better and ultimately enhancing its overall performance. This upgrade provided me with a noticeable increase in horsepower and torque, especially during acceleration.
One of the key benefits I experienced was improved throttle response. With the 70mm throttle body, my vehicle felt much more responsive to my inputs. It was as if the engine was eager to deliver power at any moment. This immediate response made my drives more enjoyable, whether I was merging onto the highway or navigating through city traffic. The TPS worked seamlessly with the new throttle body, ensuring that my engine management system accurately interpreted my throttle position for optimal performance.
Additionally, I appreciated how this upgrade contributed to better fuel efficiency. While it may seem counterintuitive that a performance part could help with fuel economy, the enhanced airflow allowed my engine to operate more efficiently. I found myself getting better mileage during
Buying Guide for 70mm Throttle Body with TPS
Understanding the Basics
When I first started exploring throttle bodies, I quickly learned that the size plays a crucial role in my vehicle’s performance. A 70mm throttle body is designed to increase airflow, which can enhance engine responsiveness and power output. It’s essential to understand how it fits into the overall system of my vehicle.
Compatibility Considerations
Before making a purchase, I always check compatibility with my specific make and model. Some throttle bodies are designed for particular engines, so I ensure that the 70mm throttle body I consider is suitable for my vehicle. It’s also important to confirm that the throttle position sensor (TPS) is included or compatible with the throttle body I plan to buy.
Material and Build Quality
The material and build quality significantly influence the longevity and performance of the throttle body. I prefer options made from high-quality aluminum or other durable materials that can withstand the heat and pressure of the engine. I also check for features like smooth internal surfaces and robust construction to minimize airflow restrictions.
Installation Process
When I think about installation, I want to ensure it’s manageable. Some throttle bodies are designed for a straightforward bolt-on installation, while others may require modifications. I always assess whether I have the tools and skills to install it myself or if I need professional help.
Potential Gains in Performance
One of the main reasons I consider upgrading to a 70mm throttle body is the potential performance gains. I often evaluate the expected improvements in horsepower and torque. Additionally, I look for feedback from other users about their experiences after installation, as real-world results can guide my decision.
Tuning Requirements
After upgrading to a larger throttle body, I realize that tuning may be necessary to maximize performance. I always check whether my vehicle’s ECU will require recalibration or if a standalone tuner will be needed. Proper tuning ensures that I can take full advantage of the increased airflow and avoid any potential issues.
Budget and Pricing
Setting a budget is crucial for me before diving into the options available. Prices for 70mm throttle bodies can vary widely based on brand and features. I make sure to compare prices and consider the overall value, including performance benefits versus cost.
Customer Reviews and Feedback
I find it invaluable to read customer reviews and feedback when evaluating throttle bodies. Other users’ experiences can provide insights into reliability, performance, and any potential issues that I may not have considered. I look for common themes in reviews to guide my decision-making process.
In my journey to upgrade to a 70mm throttle body with TPS, I’ve learned that careful consideration of compatibility, material quality, installation ease, performance gains, tuning requirements, and customer feedback is vital. By taking the time to research and evaluate these factors, I can make an informed choice that enhances my vehicle’s performance.
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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