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  2. sku: 14409158910361731
  3. KAC 506EU4J5

KAC 506EU4J5 Intake Kit Maf Sensor Air Filter RX-8 3.5

fits make: Mazda. year: 2004–2011.

506eu4j5 Kac For 2004-2011 Mazda Rx-8 Cold Air Intake Kit Blue Filter With Maf Sensor 3.5 Inch

( Brand: Kac ), ( Manufacturer Part Number: 506EU4J5 ), ( Package Included: 1 X Air Filter4 X Air Intake Tube4 X Silicon Connecterall, Accessories On The Picture Are Included ), ( Filter Color: Blue ), ( Pipe Color: Sliver ), ( Inlet Diameter: 3.5inch ), ( Heat Shield: No ), ( Type: Cold Air Intake Kit ), ( Material: Aluminum ), ( Manufacturer Warranty: 5 Years )

Review KAC For Mazda Rx-8 Cold Air Intake Kit Blue Filter Maf Sensor 3.5 Inch fits 2004–2011

The KAC 506 EU4J5 Intake MAF Sensor 3.5 Kit Air Filter is a performance upgrade for Mazda RX-8 vehicles manufactured between 2004 and 2011. This kit is designed to enhance the air intake system and improve the overall engine performance.

The centerpiece of this kit is the EU4J5 MAF sensor, which is an electronic mass air flow sensor. It is a direct replacement for the original sensor and is designed to provide more accurate and efficient airflow measurement. This results in smoother engine operation, improved throttle response, and increased power output.

The kit also includes a high-performance air filter, which is designed to capture more airborne contaminants and allow more clean air to enter the engine. The air filter is made of a high-quality pleated cotton gauze material that offers excellent filtration efficiency. It is also reusable and washable, making it a cost-effective solution for maintaining optimal engine performance over time.

The intake tube that comes with this kit is designed to provide a straight and unrestricted airflow path to the engine. It is made of a heat-resistant material that can withstand the high temperatures in the engine bay. The tube is also coated with a sound-absorbing material that reduces engine noise, making for a quieter and more enjoyable driving experience.

Installing this kit is a straightforward process and can be done in about an hour with basic hand tools. The kit includes all necessary hardware, including clamps and bolts, as well as detailed instructions to guide you through the installation process.

In summary, the KAC 506 EU4J5 Intake MAF Sensor 3.5 Kit Air Filter is a high-performance upgrade for Mazda RX-8 vehicles that enhances the air intake system, improves engine performance, and reduces engine noise. It includes a high-accuracy MAF sensor, a reusable high-performance air filter, and a heat-resistant intake tube, all of which are easy to install and offer significant performance benefits.

The K&N 50-6052 Air Filter Kit (part number 506eu4j5) is designed to replace the Intake Manifold Air Pressure (MAF) sensor and air filter on Mazda RX-8 vehicles manufactured between 2004 and 2011. This kit offers several benefits and drawbacks, which are discussed below.

Pros:

1. Improved Air Filtration: The K&N air filter provides better filtration than the OEM filter, ensuring cleaner air enters the engine.

2. Reusable and Washable: The K&N filter can be washed and reused multiple times, reducing long-term costs.

3. Increased Airflow: The high-flow design of the K&N filter can lead to increased engine performance and better acceleration.

4. Longer Filter Life: The K&N filter has a longer lifespan compared to OEM filters, reducing the need for frequent replacements.

5. OEM Fitment: The kit is designed to fit Mazda RX-8 vehicles precisely, ensuring a secure installation with no modification required.

Cons:

1. Higher Upfront Cost: The K&N filter kit is more expensive than the OEM filter and sensor combined.

2. Potential Check Engine Light: Some users have reported their check engine light coming on after installing the K&N filter, which may require further investigation.

3. Lack of OEM MAF Sensor Warranty: The K&N kit does not come with a warranty for the MAF sensor, which may be a concern for some buyers.

4. Potential Need for Retuning: In some cases, the K&N filter may require retuning to ensure proper engine performance.

Ending Conclusion:

The K&N 50-6052 Air Filter Kit (part number 506eu4j5) offers several advantages, including improved filtration, reusability, increased airflow, and longer filter life. However, it comes with some drawbacks, such as a higher upfront cost, potential check engine light issues, lack of MAF sensor warranty, and the need for possible retuning.

Recommendation:

If you are looking for a high-performance air filter that provides better filtration, increased airflow, and longer lifespan, the K&N 50-6052 Air Filter Kit (part number 506eu4j5) is a solid choice. However, it is essential to consider the potential drawbacks and weigh the pros and cons against the benefits. If you are concerned about the potential check engine light issues or lack of MAF sensor warranty, you may want to consider an alternative option or consult a professional mechanic before making a decision.

Details:

Quickly enjoy a boost in performance. Washable and reusable intake kit filter no replacements needed, saves money reduces waste long-term. High airflow, low noise. Enhances airflow to the engine, improving overall performance.

Connect the air filter and silicon connectors as per provided instructions. Brand: KAC, Filter Color: Blue, Type: Cold Air Intake Kit, Manufacturer Warranty: 5 Years, Inlet Diameter: 3.5 inch, Quantity: 1, Material: Aluminum, Package included: 1 x Filter4 Tube4 Silicon ConnecterAll accessories on the picture are included, Pipe Sliver, Heat Shield: No, Key Benefits. NEW LISTING: Blue Cold Air Intake System Kit. Black Cold Air Intake System Kit.

Made from durable aluminum material, ensuring longevity and reliability. Begin by removing the old air intake system, including any clamps or connectors. Install the new air intake tube, ensuring a secure fit and proper alignment. NO others please.

Heat shield is not included in this package. Ensure the vehicle is parked on a flat surface and engine cool before starting installation. For Mazda, Mazda RX-8 2004 2011 All engine, Package Includes. HOT ITEM: Color Filter ITEM NEW LISTING Features.

Installation Guide. The installation is surprisingly simple perfectly fits your vehicles original setup with no drilling or cutting required. Important Notes. Comes with a blue air filter that adds stylish touch to your engine.

Precisely engineered pipe curvature eliminates airflow resonance for a quieter cabin experience. Designed with a 3.5-inch inlet diameter for optimal compatibility. Double-check all connections and clamps before starting the engine. Includes all necessary accessories for a complete installation.

part #: 506eu4j5 price

  • $49.39

specifications airfueldepo:

  • for makes: Mazda
  • for years: 2004-2011
  • brand: Kac
  • mpn: 506eu4j5
  • package included: 1 X Air Filter4 X Air Intake Tube4 X Silicon Connecterall, Accessories On The Picture Are Included
  • filter color: Blue
  • pipe color: Sliver
  • inlet diameter: 3.5inch
  • heat shield: No
  • type: Cold Air Intake Kit
  • material: Aluminum
  • manufacturer warranty: 5 Years

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seller airfueldepo:

  • # reviews: 1950
  • city: California
  • rating: 99.1%

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  • availability: In Stock
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  • started: March 24, 2026
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  • sold: 0

general airfueldepo:

  • Car Truck Parts Accessories > Air Fuel Delivery > Other Air Fuel Delivery
  • condition: New

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  • transit: 2-6 Days
  • type: Fixed
  • cost: $0.00
  • class: Standard
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for makes: mazda, for years: 2004-2011, package included: 1 x air filter4 x air intake tube4 x silicon connecterall, accessories on the picture are included, filter color: blue, pipe color: sliver, inlet diameter: 3.5inch, heat shield: no, type: cold air intake kit, manufacturer warranty: 5 years,
category: auto parts > car truck parts accessories > air fuel delivery, material: aluminum, sku: 14409158910361731,

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