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Injen 2017+ Honda Civic Si 1.5L Polished Cold Air Intake Injen INJSP1581P
Injen 2017+ Honda Civic Si 1.5L Polished Cold Air Intake Injen INJSP1581P
Injen 2017+ Honda Civic Si 1.5L Polished Cold Air Intake Injen INJSP1581P
Injen 2017+ Honda Civic Si 1.5L Polished Cold Air Intake Injen INJSP1581P
Injen 2017+ Honda Civic Si 1.5L Polished Cold Air Intake Injen INJSP1581P
Injen 2017+ Honda Civic Si 1.5L Polished Cold Air Intake Injen INJSP1581P
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Injen 2017+ Honda Civic Si 1.5L Polished Cold Air Intake

Injen
INJSP1581P
843115022785
Cold Air Intakes
6 Units In Stock - Ships Next Business Day
$ 477.50 $ 427.24
FREE Ground Shipping!
$ 427.24

SKU: SP1581P | UPC: 843115022785

Injen 2017-2020 Honda Civic Si 1.5L Polished Cold Air Intake SP1581P

Transform your 2017-2020 Honda Civic Si 1.5L or 2017-2018 Civic Type R with the Injen SP1581P polished cold air intake. This system replaces stock air restrictions for deeper breathing and added horsepower across the RPM range. Engineered for safe air-fuel ratios, it delivers noticeable power gains and an aggressive intake sound.

Key Features

  • Patented Tuning Process: Includes MegaRam (Patents 7,359,795 and 7,669,571) and Air Fusion (Patents 7,757,548 and 7,721,699) technologies for optimized airflow and peak performance
  • 6061-T6 Aluminum Intake Tube: Smooth, uninterrupted path enhances airflow efficiency while providing clean underhood aesthetics in polished finish
  • SuperNano-Web Dry Air Filter: Fully serviceable design offers increased surface area for superior airflow and filtration without oil
  • Aggressive Throaty Tone: Produces distinctive intake sound you hear and feel during acceleration
  • Limited Lifetime Warranty: Backed by Injen Technology for long-term reliability

Product Notes

  • Direct bolt-on replacement with no permanent modifications to vehicle required
  • Clean and service filter regularly for sustained performance
  • Ships as complete kit with all necessary hardware

Installation Notes

  • Professional installation recommended.
  • Requires basic hand tools. completes in 1-2 hours for experienced installers
  • All mounting points and hardware compatible with OEM setup

This Part Fits

Year Make Model Submodel
2017-2020 Honda Civic Si
2017-2018 Honda Civic Type R

Why Choose Injen?

  • World's first tuned air intake system with four patents on tuning process
  • Flagship SP series built for maximum safe power gains
  • Precision engineering keeps brand ahead in performance aftermarket

Frequently Asked Questions

  • Q: Does SP1581P fit 2017-2020 Honda Civic Si with 1.5L turbo engine?
    A: Yes, designed specifically for 2017-2020 Civic Si 1.5L turbo and 2017-2018 Type R with direct bolt-on fitment
  • Q: What material is used for the intake tube?
    A: High-strength 6061-T6 aluminum in polished finish for durability and visual appeal
  • Q: What warranty covers this intake?
    A: Injen limited lifetime warranty protects against defects in materials and workmanship

Shipping & Handling

  • Method: Standard ground shipping
  • Availability: In stock - ships same or next business day
  • Packaging: Secure box measuring 38in x 13in x 13in
  • Weight: 9 lbs

Request For Information

Have questions about Injen 2017+ Honda Civic Si 1.5L Polished Cold Air Intake? Fill out the form below and we'll get back to you by the next business day.
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