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  See more parts for Subaru STI
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HKS Cold Air Intake Full Box Kit VAB Subaru WRX | STI 2015-2021 - 70026-AF004

HKS Racing Suction Cold Air Intake System (70026-AF004)

Elevate your Subaru WRX or STI (2015-2021) performance with the HKS Racing Suction Cold Air Intake System. This highly effective intake system is engineered to maximize the flow of cold, oxygen-rich air to your engine, ensuring optimal performance on the track or the road.

Key Features

  • Designed specifically as an upgrade for the HKS Racing Suction, this system completely separates the engine compartment from the air cleaner, allowing for a constant influx of fresh air and stable performance.
  • The cleaner box cover and duct cover are crafted from high-quality carbon fiber, utilizing the vacuum infusion method for exceptional strength and lightweight properties. The 3k twill weave adds a stylish touch to your engine bay.
  • Handcrafted from fiberglass by skilled artisans, the cleaner box is designed for durability and efficiency.
  • The sleek matte carbon and black finish enhances the aesthetic of your engine bay, giving it an exotic car vibe.
  • Maintains the exhilarating "open" sports sound from the rush of air into the intake, ensuring an engaging driving experience.
  • Thorough testing has shown that this system keeps intake air temperatures lower than stock air cleaners, even under varying environmental conditions.
  • Cold air intake supplies cooler air to the turbocharger, significantly improving your vehicle's performance.

Fitment

  • Subaru WRX | STI 2015-2021

Additional Information

  • Compatible with Racing Suction (70020-AF108) & Cold Air Intake Box (70026-AF005).

Customer Feedback

Users have reported noticeable improvements in throttle response and engine sound, with many praising the design and quality of materials. The intake system not only enhances performance but also adds a striking visual element to the engine bay. Experience the difference that a high-quality intake system can make in your driving experience.

Other Part Numbers:
HKS #hks70026-AF004

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle
2015-2021
 Subaru STI

Since its beginning, HKS has been committed to providing well-integrated, reliable,and environmentally sound performance systems. Mr. Hasegawa's strong leadership, engineering genius, creativity and willingness to listen to customers are the pillars of the company's success. Monitoring consumer reaction and input on issues pertaining to material quality, external appearance, sound quality, and of course, performance, HKS stays in tune with automotive enthusiasts' needs. Moreover, HKS' products are designed to be user friendly for easy installation.

Warranty for Exhaust System

HKS provides a warranty to the original purchaser of HKS exhaust systems against defects in materials and workmanship for a period of one year. The warranty applies only for vehicle specific exhaust systems. Other products such as metal catalyzers, front pipes, exhaust manifolds, and center pipes are not covered.

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