K&N Engineering
KNN33-2005
K&N Engineering

K&N Replacement Air Filter BMW F/I CARS 1978-91

$104.99

Description

Experience a true performance boost with the K&N replacement air filter for BMW, K&N air filter for BMW 1978-91. This filter delivers enhanced airflow, increased horsepower, and superior engine protection. Crafted with a state-of-the-art layered, oiled cotton media, it improves engine performance while effectively trapping contaminants. Its precision drop-in design fits perfectly into your factory air box, ensuring a quick and hassle-free installation.

Key Benefits

• Engineered Power: Innovative layered design optimizes airflow for improved horsepower.
• Durability & Warranty: Backed by a 10-Year/Million Mile warranty for lasting reliability over your vehicle’s lifespan.
• Reusability: Washable and reusable design minimizes waste and saves money in the long run.
• Easy Installation: Drop-in replacement fits directly into your factory air box, offering convenience and efficiency.

Fits:

• BMW 318i: (1984–1985)
• BMW 320i: (1980–1983)
• BMW 325e: (1984–1985)
• BMW 528e: (1982–1985)
• BMW 528i: (1979–1981)
• BMW 633CSi: (1978–1984)
• BMW 635CSi: (1985–1989)
• BMW 735i: (1985–1987)
• BMW M3: (1988–1991)

For more detailed technical information, please review the Technical Bulletin.

Upgrade today to enjoy superior airflow and enhanced engine performance. Discover more innovative products in our Air Filters - Drop In collection.

Experience a true performance boost with the K&N replacement air filter for BMW, K&N air filter for BMW 1978-91. This filter delivers enhanced airflow, increased horsepower, and superior engine protection. Crafted with a state-of-the-art layered, oiled cotton media, it improves engine performance while effectively trapping contaminants. Its precision drop-in design fits perfectly into your factory air box, ensuring a quick and hassle-free installation.

Key Benefits

• Engineered Power: Innovative layered design optimizes airflow for improved horsepower.
• Durability & Warranty: Backed by a 10-Year/Million Mile warranty for lasting reliability over your vehicle’s lifespan.
• Reusability: Washable and reusable design minimizes waste and saves money in the long run.
• Easy Installation: Drop-in replacement fits directly into your factory air box, offering convenience and efficiency.

Fits:

• BMW 318i: (1984–1985)
• BMW 320i: (1980–1983)
• BMW 325e: (1984–1985)
• BMW 528e: (1982–1985)
• BMW 528i: (1979–1981)
• BMW 633CSi: (1978–1984)
• BMW 635CSi: (1985–1989)
• BMW 735i: (1985–1987)
• BMW M3: (1988–1991)

For more detailed technical information, please review the Technical Bulletin.

Upgrade today to enjoy superior airflow and enhanced engine performance. Discover more innovative products in our Air Filters - Drop In collection.

Frequently Asked Questions

Feel Free To Ask Anything!

What payment methods do you accept for online purchases?

We accept all major credit cards, PayPal, Shop Pay, and Apple Pay for your convenience. Once your order ships, you'll receive a tracking number via email.

How long does shipping usually take?

In stock items typically ship in 24-48 hours. Out of stock items can take longer.

Can I return an item if I'm not satisfied?

Yes, we have a 30-day return period. You can view our Return & Refund Policy page for more details - Return & Refund Policy.

Do you offer gift cards?

Yes! They are the perfect gift for those times when you don't know exactly what to get or need something at the last minute. Great for any time of the year as well as those special occasions. Our Gift Cards come in $25, $50, $100, $250 and $500 denominations. And they never expire!

Visit our Gift Card page for more details - Gift Cards.

Can I track my order after it's been placed?

Yes. Once your order has shipped, you will be emailed the tracking information. Additionally, we will email you a delivery confirmation email once your order shows that it has been delivered.

What should I do if I receive a damaged item?

If your shipment is damaged, please reach out to our Customer Support team at 888-292-9012 or email us at info@everythingtruckparts.com. You may also contact us here - Contact Us.