The Best K Series Intake Manifold

The Best K Series Intake Manifold

When it comes to optimizing a Honda K-series engine for performance in motorsports, one critical component to consider is the intake manifold. The right intake manifold can significantly impact horsepower, torque, and overall engine response. In this blog post, we will explore some of the best K-series intake manifolds available, helping motorsport enthusiasts make an informed decision for their racing endeavors.

1. Skunk2 Ultra Series Intake Manifold:

Skunk2 Ultra Series Intake Manifold for K series engine K20 K24

Features:

  • High-flow design for improved airflow
  • Cast aluminum construction for durability and heat dissipation
  • Optimized velocity stack and plenum design for enhanced performance
  • Ideal for mid to high-end power gains

Pros:

  • Excellent power gains, especially in mid to high RPM range
  • Durable construction ensures longevity
  • Provides consistent and reliable performance on the track

Cons:

  • Might require professional tuning for optimal performance
The Skunk2 Ultra Series Intake Manifold stands out for its exceptional design, emphasizing improved airflow and power gains across the mid to high RPM range. Its durable construction and thoughtful design make it a favorite among motorsport enthusiasts seeking consistent and reliable performance. While it may require professional tuning for optimal results, its ability to significantly boost horsepower and torque makes it a top contender for those aiming to dominate the track.

2. RBC Intake Manifold:

Honda RBC Intake Manifold for K series engine 17100-RRB-A00

Features:

  • Derived from the JDM Civic Type R
  • Optimized for higher RPM power gains
  • Improved airflow and velocity compared to stock manifolds
  • Suitable for both K20 and K24 engines

Pros:

  • Noticeable power increase in the high RPM range
  • Compatible with stock throttle bodies
  • Reliable and widely used in the motorsports community

Cons:

  • Might need additional modifications for maximum gains
Derived from the revered JDM Civic Type R, the RBC Intake Manifold impresses with its optimization for higher RPM power gains. This manifold offers noticeable performance enhancements in the upper RPM range, making it a popular choice for motorsport applications. With its compatibility with both K20 and K24 engines and its reliability in the racing community, the RBC intake manifold is an excellent option for those seeking a balance between power, versatility, and proven track performance.

3. Skunk2 Pro Series Intake Manifold:

Skunk2 Pro Series Intake Manifold for K series engine K20 K24 307-05-0310

Features:

  • High-quality cast aluminum construction
  • Designed for significant mid-range to top-end power gains
  • Shorter runners for improved high-RPM performance
  • Available for K20 and K24 engines

Pros:

  • Substantial power gains in the mid to top-end RPM range
  • Sturdy and durable construction
  • Compatible with stock throttle bodies

Cons:

  • Potential need for professional tuning for optimal performance
The Skunk2 Pro Series Intake Manifold is engineered to deliver significant mid to top-end power gains, making it an attractive choice for motorsport enthusiasts seeking enhanced performance in the higher RPM range. Its sturdy cast aluminum construction ensures durability while providing improved airflow characteristics. While it may necessitate professional tuning for optimal performance, its compatibility with stock throttle bodies and compatibility with both K20 and K24 engines make it a compelling option for those aiming to elevate their track experience.

4. PRB Intake Manifold:

Honda PRB intake manifold for K series engine K20 K24 17100-PRB-A00

Features:

  • Original equipment on the Acura RSX Type-S and Acura TSX
  • Designed for mid to high-range power gains
  • Excellent airflow characteristics and velocity
  • Suitable for K20 engines

Pros:

  • OEM quality and reliability
  • Noticeable mid-range power increase
  • Widely available and often cost-effective

Cons:

  • Limited top-end power gains compared to some aftermarket options
  • May require additional modifications for maximum performance
The PRB intake manifold, being an original equipment on high-performance Acura models, is a solid choice for mid to high-range power gains. Its characteristics make it suitable for K20 engines, delivering reliable performance on the track. However, compared to some aftermarket alternatives, it may have limitations in top-end power gains. Consider your specific motorsport goals and engine requirements to determine if the PRB intake manifold aligns with your needs.


Selecting the best intake manifold for your Honda K-series engine largely depends on your specific motorsport goals and preferences. Each intake manifold offers unique advantages, whether it's mid to high-end power gains, durability, or compatibility. Consider factors such as your engine setup, intended RPM range, and tuning capabilities before making a decision. Ultimately, investing in a high-quality intake manifold can significantly enhance your K-series engine's performance on the track, providing you with that extra edge to conquer the competition. Stay tuned for more expert insights on motorsports and automotive performance enhancements!

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