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HPS Performance Products Blue Cold Air Intake Kit for 2015-2021 Subaru WRX | STI 2.5L Turbo
$281.00
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HPS Performance Products 837-573BL Cold Air Intake Kit

The HPS Blue Cold Air Intake Kit, part number 837-573BL, is engineered specifically for the 2015-2021 Subaru WRX and WRX STI models equipped with the 2.5L Turbo engine. This intake system relocates the HPS Performance Air Filter outside the engine compartment, ensuring cooler air inlet temperatures that enhance performance.

Key Features

  • Delivers proven performance gains of +19.4 Whp and +20.5 Ft/lbs of torque.
  • Improves throttle response while maintaining a safe air-fuel ratio.
  • Constructed from lightweight, mandrel-bent aluminum alloy tubing that replaces the restrictive stock air box for optimized airflow.
  • Includes a heavy-duty powder-coated steel heat shield to block hot air from the engine compartment.
  • Equipped with HPS signature reinforced silicone hoses and industrial-grade 100% stainless steel T-bolt clamps for durability under extreme driving conditions.
  • The washable and reusable HPS Performance Air Filter provides excellent filtration without compromising airflow.
  • Installation is straightforward with a comprehensive manual featuring clear images and instructions; no tuning or modifications are required.
  • An air straightener is included to minimize the chance of a check engine light (CEL).

Specifications

  • Product Type: Performance Air Intake
  • Series: 837 Series
  • Color: Blue
  • Vehicle Type: Sport Compact
  • Tubing Material: Aluminum
  • Air Filter Type: Cone
  • Replacement Air Filter SKU: HPS-4275

Fitment

  • Subaru WRX STI 2.5L Turbo (2015-2021)
  • Subaru WRX 2.5L Turbo (2015-2021)

The HPS 837-573BL Cold Air Intake Kit is a solid upgrade for those looking to enhance the performance of their Subaru WRX or WRX STI. With its focus on airflow efficiency and cooling, this kit is designed to meet the demands of both daily driving and spirited performance.

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Vehicle Make/Model
Subaru WRX 2015-2021 Base
Subaru WRX 2015-2016 STI
Subaru WRX 2015-2021 Premium
Subaru WRX 2015-2021 Limited
Subaru WRX 2017-2021 Sport
Subaru WRX 2017-2021 Sport-tech
Subaru WRX 2018-2021 CVT
Subaru WRX 2018-2021 6 Man
Subaru WRX 2019-2020 Sport-tech RS
Subaru WRX 2019 Raui Edition
Subaru WRX 2021 EyeSight
Subaru WRX STI 2015-2021 Limited
Subaru WRX STI 2015 Launch Edition
Subaru WRX STI 2015-2021 Base
Subaru WRX STI 2016 Series.HyperBlue
Subaru WRX STI 2017-2021 Sport-tech
Subaru WRX STI 2017-2021 Sport
Subaru WRX STI 2018-2021 STI
Subaru WRX STI 2018 Type RA
Subaru WRX STI 2019 S209
Subaru WRX STI 2020 Kanrai Edition

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About HPS Performance Products

HPS Performance Products is a leading manufacturer of aftermarket performance parts, fabrication components, and silicone hoses. HPS serves a number of different industries, including automotive, aerospace, construction, commercial truck/bus, marine, agricultural, turbo diesel, off-road, performance racing, general manufacturing, and water treatment. The company’s ability to fabricate custom-shaped multiply silicone hoses make it ideal for a wide range of applications. The multiply carcass makes HPS’ hose perfect for coolant and turbocharged pressure applications while the fluoro-silicone-lined hoses make it safe to be used with petroleum-based oil and fuel.

HPS Performance Products is committed to meeting its original goals of producing quality parts at competitive pricing and providing customer service responses in a personal, timely manner. All HPS products have been thoroughly tested on the dyno and track, and meet or exceed SAEJ20 standards. The HPS staff has solid expertise in the silicone hose department, which allows them to deliver standard size silicone hoses with same-day shipping. HPS’ highly skilled and knowledgeable team, paired with the latest state-of-the-art technology, ensures the brand’s continued success and reputation as a premier manufacturer in the industry 

HPS Quality Silicone Hoses

HPS Performance Products specializes in and is best known for manufacturing multi-application silicone hoses. HPS silicone hoses are carefully crafted from only the highest quality 4-ply reinforced high-temperature material. The hoses are available in the following varieties: straight coupler, 1-foot tube, 3-foot coolant tube, charge air cooler hose (CAC), hump coupler, reducer couple her, 45-degree elbow coupler and reducer, and 90-degree elbow coupler and reducer.

HPS Performance Products also carries performance silicone vacuum hoses and silicone heater hoses. You can choose silicone hoses in both standard inch and hard-to-find metric sizes. Stainless steel T-bolt clamps are available to match with the silicone hoses as well. In order to meet the high demand and shorten the turnaround time for its silicone hoses, up to 90 percent of the product is already in stock and ready to ship or pick up from HPS authorized dealers like Vivid Racing. 

HPS Performance Products at Vivid Racing

Vivid Racing carries a comprehensive lineup of HPS Performance Products for a number of different makes, models, and applications. Our extensive inventory of HPS parts includes aluminum tubing, cold air and short ram intakes, vacuum lines, hoses and clamps, intercooler pipes, radiator caps, and much more! If you have any questions regarding the items listed above or have fitment concerns, please contact our expert sales team at (480) 966-3040. We are here to help you through the entire purchase process and make it a pleasant experience.

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