Description
The K&N 57-1521 Air Intake System is engineered specifically for the Jeep Wrangler from 1991 to 1995. This system features a high-density polyethylene (HDPE) rotationally-molded tube that increases the volume of airflow to your engine, contributing to a guaranteed increase in horsepower and torque.
This air intake system is paired with a washable, reusable High-Flow Air Filter made with oiled cotton filter media. The oversized conical design allows for up to 100,000 miles between filter services under normal highway driving conditions, making it a practical choice for Jeep enthusiasts. A custom heat shield is included to protect intake air from the high temperature of your engine bay. Installation is straightforward, typically taking less than 60 minutes.
Vehicle Applications
The K&N 57-1521 Air Intake System is designed to fit the Jeep Wrangler models from 1991 to 1995.
Features
- High-density polyethylene (HDPE) rotationally-molded tube
- Washable, reusable High-Flow Air Filter with oiled cotton media
- Oversized conical design for extended filter service intervals
- Custom heat shield for intake air protection
- Easy installation in less than 60 minutes
Frequently Asked Questions
What is the primary benefit of the K&N 57-1521 Air Intake System?
It increases the volume of airflow to your engine, resulting in a guaranteed increase in horsepower and torque.
How often do I need to service the air filter?
The air filter can go up to 100,000 miles between services under normal highway driving conditions.
Is installation difficult?
No, the entire system can typically be installed in less than 60 minutes.
Manuals & Instructions
âš WARNING (California Proposition 65): WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov

















