SKU: MMAI-CIV-17SIBK | UPC: 811580033230
Mishimoto 2017-2021 Honda Civic Si Performance Air Intake Kit – Black
Upgrade your 2017-2021 Honda Civic Si with the Mishimoto Performance Air Intake Kit in black, designed exclusively for the turbocharged 1.5T L15B7 engine. This direct-fit bolt-on system delivers dyno-proven gains of 4 HP at 5500 RPM and 4 ft-lbs torque at 5200 RPM, sharper throttle response, and an aggressive intake sound under boost. Engineered in the USA for seamless integration with the stock tune, it replaces restrictive factory components for better airflow and engine bay style.
Key Features
- Dyno-Proven Power Gains: Consistent +4 HP and +4 ft-lbs torque increases verified on chassis dyno for real-world performance on 2017-2021 Civic Si models.
- Steel Wire-Reinforced Silicone Intake Arm: Flexible silicone construction with embedded steel wire outperforms rigid aluminum arms by reducing heat soak and improving airflow efficiency.
- Black Powder-Coated Steel Airbox: Shields the high-flow air filter from engine bay heat, prevents hydrolock with elevated positioning, and utilizes the stock hood air diverter for optimal cold air induction.
- Venturi-Style MAF Housing: Smooth inlet design minimizes turbulence for precise mass air flow readings and consistent fueling compared to OEM housing.
- Aggressive Intake Sound: Produces a deep, noticeable growl during acceleration and boost, enhancing the driving experience without drone at idle.
Product Notes
- Complete bolt-on installation requires no ECU tuning or modifications for immediate gains.
- Includes premium Mishimoto high-performance dry air filter for easy cleaning and long service intervals.
- Ships fully assembled in protective packaging with all necessary hardware.
Installation Notes
- Professional installation recommended.
- Estimated install time 1 hour with basic hand tools. no cutting or permanent alterations needed.
- Compatible with stock MAF sensor, couplers, and mounting points. reuses OEM air diverter.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2017-2021 | Honda | Civic | Si |
Why Choose Mishimoto?
- Direct-fit engineering from Delaware USA headquarters ensures perfect compatibility for Civic Si owners.
- Rigorous dyno testing and quality materials deliver reliable power and durability.
- Lifetime Warranty covers defects in materials and craftsmanship for peace of mind.
Frequently Asked Questions
- Q: Does this fit non-Si 2017-2021 Honda Civic models?
A: No, this kit is engineered exclusively for 2017-2021 Honda Civic Si turbo models with L15B7 engine. other trims require different part numbers. - Q: What materials are used in the intake kit?
A: Features steel wire-reinforced silicone intake piping, black powder-coated steel airbox, and high-flow dry air filter for heat resistance and durability. - Q: What warranty comes with this air intake?
A: Backed by Mishimoto Lifetime Warranty against defects, with easy claims process for verified issues.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Securely boxed at 23.8 x 14.2 x 11.2 inches
- Weight: 9.35 lbs
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