K&N High-Flow Original Lifetime Engine Air Filter: Increase Power: Premium, Washable: Compatible with 2003-2021 Subaru WRX STI 33-2304
The K&N Engineering 33-2304 Performance Air Filter is meticulously engineered for the 2015-2021 Subaru WRX STI. This high-flow air filter is specifically designed to maximize airflow into your WRX’s intake system, delivering a noticeable performance boost while enhancing the overall driving experience of your WRX STI. This filter is the correct choice for those seeking improved throttle response and a slightly elevated horsepower potential within the 2015 WRX’s capabilities. It’s a direct replacement for the stock air filter, ensuring a hassle-free installation process. Key Features – High-Flow Filtration: The 33-2304 utilizes K&N’s Velocity Tuned Technology™, creating a larger surface area for optimal airflow, specifically beneficial for the 2015-2021 Subaru WRX STI. – Heat Resistant SynTech Media: Constructed with K&N’s durable SynTech® media, this filter resists heat and maintains airflow efficiency even under demanding conditions experienced. – Reusable & Washable: Unlike paper filters, the 33-2304 is fully reusable. It comes with K&N’s Fuel Injector Cleaner to keep your WRX’s fuel system clean and optimized. – Improved Throttle Response: The increased airflow allows for quicker throttle response, contributing to a more engaging driving experience in your 2015 WRX. Technical Specs Manufacturer Part Number: 33-2304 Mfr Code: 163 Brand: K&N Condition: New Item specifics: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is included). This 33-2304 air filter is a precisely manufactured component designed to complement the performance characteristics of the Subaru WRX. The filter’s construction and media composition are tailored to provide optimal airflow for the STI’s engine, delivering a tangible performance enhancement. The K&N 33-2304 filter is a critical upgrade for any enthusiast seeking to elevate the driving dynamics of their 2015-2021 Subaru WRX STI.
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Vehicle Fitment
- 2008 Subaru WRX STI
- 2009 Subaru WRX STI
- 2010 Subaru WRX STI
- 2011 Subaru WRX STI
- 2012 Subaru WRX STI
- 2013 Subaru WRX STI
- 2014 Subaru WRX STI
- 2015 Subaru WRX STI
- 2016 Subaru WRX STI
- 2017 Subaru WRX STI
- 2018 Subaru WRX STI
- 2019 Subaru WRX STI
- 2020 Subaru WRX STI
- 2021 Subaru WRX STI