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Enhance your Porsche 944 with the K&N Engineering 81-90 Porsche 944 2.5L L4 / 88-90 944 2.7L L4 Drop-In High-Flow Air Filter. Designed with advanced layered, oiled cotton media, this air filter improves airflow significantly while capturing airborne contaminants to protect your engine. Its high-flow design contributes to increased horsepower and optimized engine performance, making it an essential upgrade for enthusiasts seeking superior engine efficiency.
This reusable air filter is engineered for durability, allowing it to last for the entire lifespan of your vehicle. The easy installation process means you can replace your factory filter effortlessly, with no need for modifications or special tools. Backed by K&N's 10-Year/Million Mile Limited Warranty, this filter offers peace of mind and long-term performance benefits. Its universal fit for a range of Porsche models from 1983 to 1990 ensures a straightforward upgrade for compatible vehicles.
Constructed with premium materials, the filter's design maximizes airflow while maintaining filtration quality. It is an environmentally friendly alternative to disposable filters, reducing waste while providing consistent performance. Suitable for daily driving or spirited performance driving, this filter helps your engine breathe easier, resulting in noticeable improvements in throttle response and overall power. Invest in the K&N high-flow replacement filter today to unlock your vehicle's full potential and enjoy reliable, long-lasting protection for your engine.
Features:
Fitment:
1983 Porsche 944 Base
1984 Porsche 944 Base
1985 Porsche 944 Base
1986 Porsche 944 Base
1987 Porsche 924 S
1987 Porsche 944 Base
1988 Porsche 924 S
1988 Porsche 944 Base
1989 Porsche 944 Base
Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.
Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.
Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.
Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.
Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.
Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.
Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).
