What is the expected lifespan of the Injen SuperNano-Web dry air filter?The Injen SuperNano-Web dry air filter is fully serviceable, designed for easy cleaning and reuse, ensuring sustained performance gains for your cold air intake system.How does the Injen IS Intakes cold air intake improve engine performance?This cold air intake achieves maximum airflow with a mandrel-bent aluminum tube and increased filter surface area, delivering smoother airflow for a more responsive engine.Injen IS Intakes for your 1989-1990 Nissan 240SX are engineered to deliver smoother airflow, achieving a top score of 8 for Street Performance. Featuring a mandrel-bent aluminum air intake tube and a fully serviceable Injen SuperNano-Web dry air filter with increased surface area, these cold air intakes provide superior filtration and a larger surface area for sustained performance gains.Key Featuresmandrel-bent aluminum air intake tubefully serviceable Injen SuperNano-Web dry air filterincreased filter surface areaInjen limited Lifetime WarrantyWhy Choose the INJ IS IntakesDelivers smoother airflow for a more responsive engine and exhilarating acceleration.Achieves maximum airflow with a filter designed for easy cleaning and reuse.Provides superior filtration and a larger surface area for sustained performance gains.Transforms your engine bay with a durable, high-quality intake built to last.Who Is This For?Street Performance 8/10Mandrel-bent tube and increased filter surface area.Track / Autocross 7/10Maximizes airflow for performance gains.Drag Racing 7/10Aims for maximum airflow for acceleration.Easy DIY Install 9/10Bolt-on install type simplifies installation.Engine Performance 8/10Designed for maximum airflow.Visual / Aesthetic Upgrade 6/10Aluminum tube can enhance engine bay appearance.Frequently Asked QuestionsWill a cold air intake improve my 1989-1990 Nissan 240SX’s performance?Upgrading to an Injen IS Cold Air Intake delivers smoother airflow for a more responsive engine and exhilarating acceleration. This intake is designed for maximum airflow, achieving a high score of 8 for ‘Street Performance’ use. Experience sustained performance gains and a more exhilarating driving experience.How difficult is it to install an Injen Cold Air Intake?Installing the Injen IS Cold Air Intake is a straightforward process due to its bolt-on install type. This system is rated a 9 for ‘Easy DIY Install’, allowing for a simplified upgrade. You can confidently transform your engine bay with this durable, high-quality intake.Is upgrading from the stock intake system beneficial for my vehicle?Upgrading to an Injen IS Cold Air Intake is beneficial by achieving maximum airflow with a filter designed for easy cleaning and reuse. This leads to sustained performance gains, especially for ‘Engine Performance’ use cases with a score of 8. Enjoy enhanced engine efficiency and long-term benefits.What kind of filtration does the Injen IS Cold Air Intake offer?The Injen IS Cold Air Intake features a fully serviceable Injen SuperNano-Web dry air filter. This filter provides superior filtration and a larger surface area for sustained performance gains. It is designed for easy cleaning and reuse, ensuring optimal engine protection and performance.Does the Injen IS Cold Air Intake fit my specific vehicle?Confirm fitment with your vehicle to ensure the Injen IS Cold Air Intake is compatible. This system is specifically designed as the best option for owners of 1989-1990 Nissan 240SX seeking improved engine performance. Enjoy the confidence of a precisely engineered fit.Additional ResourcesOfficial Injen Product PageInstallation Guide (PDF)Important Notices Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.{“@graph”:[{“mpn”:”IS1910BLK”,”sku”:”INJIS1910BLK”,”gtin”:”843115001254″,”name”:”INJ IS Intakes”,”@type”:”Product”,”brand”:{“url”:”https://www.injen.com/”,”name”:”Injen”,”@type”:”Brand”,”sameAs”:”https://en.wikipedia.org/wiki/Injen_Technology”},”image”:””,”offers”:{“@type”:”Offer”,”price”:”279.17″,”seller”:{“url”:”https://www.motorsportmayhem.com”,”name”:”Motorsport Mayhem”,”@type”:”Organization”},”availability”:”https://schema.org/InStock”,”itemCondition”:”https://schema.org/NewCondition”,”priceCurrency”:”USD”,”priceValidUntil”:”2027-05-27″},”category”:”Cold Air Intakes”,”description”:”Delivers smoother airflow for a more responsive engine and exhilarating acceleration. Achieves maximum airflow with a filter designed for easy cleaning and reuse. Achieves maximum airflow with a filter designed for easy cleaning and reuse.”,”isRelatedTo”:{“name”:”Cold Air Intakes”,”@type”:”Thing”},”alternateName”:”Injen INJ IS Cold Air Intakes Smoother Airflow”,”additionalProperty”:[{“name”:”Feature”,”@type”:”PropertyValue”,”value”:”mandrel-bent aluminum air inta