837-573BL Cold Air Intake Kit, Dyno Proven +19.4 HP, +20.5 TQ, Heat Shield, High-Flow Air Filter
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HPS PERFORMANCEPART NUMBER: 589-837-573BL

837-573BL Cold Air Intake Kit, Dyno Proven +19.4 HP, +20.5 TQ, Heat Shield, High-Flow Air Filter

$28100
ShippingShips on 09/22/2026
Lowest PriceLowest Price Guarantee

Cold Air Intake Kit
  • Dyno Proven +19.4 HP
  • +20.5 TQ
  • Heat Shield
  • High-Flow Air Filter

    HPS Performance 837-573BL Features:

    Built for performance and show, the HPS Blue cold air intake kit for 2015-2016 Subaru Impreza WRX STI 2.5L Turbo relocates HPS Performance Air Filter outside of the engine compartment to deliver the coolest air inlet temperatures. Compare to the tradiational shortram air intake, HPS long ram cool air intake delivers cooler air with more oxygen, which translates into a more intense explosion in the vehicle combustion chamber to produce dyno proven performance gains +19.4 Whp horsepower, +20.5 Ft/lbs torque and improve throttle response while maintaining safe air fuel ratio. The heavy duty powder coated steel heat shield blocks off hot air from the engine compartment for the best cooling effect. The included installation manual has clear pictures and instructions to guide the installer throughout the whole process. The kit does NOT require tuning and no modification is required. The included air straightener also minimize the chance of CEL light. HPS light weight mandrel-bent aluminum alloy tube replaces the stock restrictive air box and optimize the air flow with excellent heat dissipation and long lasting durability. HPS cold air induction system features HPS signature race proven reinforced silicone hoses and industrial grade 100% stainless steel T-bolt clamps which ensures reliability, even during the most extreme driving conditions. The All-New HPS Performance Air Filters are made in the United State and are designed with performance in mind, delivering excellent filtration without sacrif icing air flow. Washable and reusable. NOT CARB Complaint. Vehicle Application: 2015-2016 Subaru Impreza WRX STI 2.5L Turbo .

    • Fine-tuned by HPS to deliver dyno proven performance gains +19.4 Whp horsepower, +20.5 Ft/lbs torque and improve throttle response
    • Does NOT require tuning after the install.
    • Light weight mandrel-bent aluminum alloy piping replaces the stock restrictive air box and optimize the air flow. Heavy duty heat shield blocks off hot air from the engine to delivery best cooling effect.
    • Features HPS signature race proven reinforced silicone hoses and industrial grade 100% stainless steel T-bolt clamps. HPS Performance high flow air filter is washable and reusable.
    • The included installation manual has clear pictures and instructions to guide the installer throughout the whole process. Air straightener is included to minimize the chance of CEL light.
    • Bolt-on easy installation, no modification.

    Emissions Note:

    This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

    CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

    • Optimize Power, Cool Air, and Durability

      HP Performance Cold Air Intake kits maximize performance, relocating the air filter for cooler combustion. The mandrel-bent aluminum tube enhances airflow, while HPS's quality silicone hoses and steel clamps ensure durability. Convertible and easy to install, this kit delivers power and reliability, a must for any automotive enthusiast.

    Part TypeCold Air Intake Kit
    Product LineHPS Performance Cold Air Intakes
    BrandHPS PERFORMANCE
    Package Height10.0
    Package Width12.0
    Package Length24.0
    Weight7.0 PG
    Part CategoryPerformance Parts
    Vendor Part Number837-573BL
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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