Parts Now Pay Later with
Log In Cart
Log In

Create An Account

Log In Cart
Your Cart Is Empty
Free Shipping Over $299.99

Free Shipping Over $299.99

Orders of $299.99 or more ship free within the continental U.S.
Shipping to Alaska and Hawaii is additional and not included.
We do not ship international at this time.

Shipping Policy

This part does not have vehicle specific fitment. Please contact us if you need assistance.

Injen 3.5" Dry filter
Part Number: X-1021-BB

Images may be for reference only

Injen 3.5" Dry filter
Part Number: X-1021-BB

Be the first to review!
Retail: $76.90
$64.76
Save: $12.14 (16%)

Reward Points

It pays to shop with K Series Parts and our reward points program! For every $1.00 you spend you earn reward points.

They are easy to earn, just log in to your account when you check out. If you don't have one it is free and easy to setup.

They are easy to use during check out. Click on the "Have Reward Points?" on the shipping and payment selection page.


Reward Point Program Details

You earn 2 points for every $1.00 that you spend.

100 points equal a $1.00 discount.

Maximum discount per order is 2.5% of the order total.

There is no minimum order total to redeem points.

Points do not apply to shipping or sales tax.

Points are not redeemable for cash.

The point value per dollar, points earned per purchase, and order minimum are subject to change.

Earn 130 reward points. Learn More


10+ In Stock

Product Details

Part Number: X-1021-BB
Brand: Injen Technology
Color: Blue
Size: 3.50 in (88.90 mm)

Specs: 3 1/2 Filter 6 Base / 6 7/8 Tall / 5 1/2 Top

Injen Technology and AMSOIL, two highly reputable and successful companies have come together to co-brand a line of high performance air filters, the Injen/AMSOIL Ea nano-fiber dry filter. When tested in harsh and dirty enviroments, the Ea nano-fiber media proved to filter up to 99.53% of fine dirt and dust particles. For years the Ea nano-fiber webbing technology was used in medium to heavy-duty diesel trucks.

Key Features:

  • Oil Free Filter
  • Advanced Ea nano-fiber filtration
  • 1-3whp gains over the conventional wet cotton gauze filter
  • Ea nano-fiber are more efficient than cotton gauze for better engine protection
  • Filters are tuned and tested for specific applications
  • Tested in real world driving, not computerized flow bench
  • Large built-in velocity stack
  • The cool blue color will never fade
  • Filter is easily cleaned by using a shop vac
  • Goes longer between cleaning intervals
  • You will never have to replace a factory sensor
  • Preferred Filtering media used by OE manufacturers

Due to the manufacturer's price control policy, this item may be excluded from promotions and discounts

WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects. www.P65Warnings.ca.gov.

Vehicle Fitment

This part does not have vehicle specific fitment. Please contact us if you need assistance.

Reviews ★★★★★ ★★★★★

No Reviews Yet!

Write a Review