K&N 81-1011 100 micron stainless steel replacement fuel and oil filter element
Click to zoom in

K&N 1.688in OD x 5.625in L 100 Micron In-Line Fuel/Oil Filter

KNN81-1011
024844293794
Fuel Filters
20+ Units In Stock - Ships Next Business Day
$ 125.99
$ 125.99

SKU: 81-1011 / UPC: 024844293794

K&N 100 Micron Stainless Steel Replacement Element for Inline Fuel/Oil Filters

Black Ops Auto Works is proud to offer the **K&N 81-1011 Replacement Fuel/Oil Filter Element** as a high-quality service part for K&N inline fuel and oil filters. This 100-micron stainless steel mesh element provides excellent filtration while maintaining high flow rates, making it ideal for both fuel systems and oil filtration applications in performance and racing environments. This replacement element is designed to be used inside compatible K&N inline filter housings and delivers the same high-flow performance you expect from K&N filtration products.

Why Choose K&N Replacement Filter Elements from Black Ops Auto Works?

  • High-Flow Stainless Mesh – 100-micron stainless steel media provides strong filtration with minimal flow restriction
  • Durable Construction – Stainless steel mesh is reusable and resistant to corrosion
  • Direct Replacement – Fits K&N inline fuel and oil filter housings
  • Easy Maintenance – Can be cleaned and reused for extended service life
  • K&N Quality – Built to the same high standards as K&N’s full line of performance filters

Key Features

  • 100 Micron Stainless Steel Mesh – Excellent balance of filtration and flow
  • Reusable Design – Can be cleaned and reinstalled multiple times
  • High-Flow Performance – Maintains strong fuel or oil flow even when dirty
  • Corrosion Resistant – Stainless steel construction for long-term durability
  • Direct Fit – Replacement element for compatible K&N inline filter housings

Specifications

Detail Value
Brand K&N
Type Replacement Fuel/Oil Filter Element
Filter Material Stainless Steel Mesh
Micron Rating 100 Micron
Outside Diameter 1.688 inches (43 mm)
Length 5.625 inches (143 mm)
Reusable Yes
Country of Origin United States
Warranty 1-Year Limited Warranty

Whats Included

  • 1 x K&N 81-1011 Stainless Steel Replacement Filter Element

Product Notes

  • This is a **replacement element only** — it fits inside compatible K&N inline fuel/oil filter housings
  • Can be cleaned and reused when properly maintained
  • Professional installation recommended
  • Always verify compatibility with your specific K&N inline filter housing

This Part Fits

Application Notes
K&N Inline Fuel/Oil Filters Replacement element for compatible K&N inline filter housings (verify housing compatibility before ordering)

Why Choose K&N through Black Ops Auto Works?

  • Black Ops Auto Works is your trusted authority for premium K&N filtration products
  • K&N replacement elements deliver high flow and reliable filtration performance
  • Expert support and fast shipping for your maintenance needs
  • Backed by K&N’s reputation for quality performance filtration

Frequently Asked Questions

  • Q: Is this a complete filter or just the element?
  • A: This is a **replacement element only**. It is designed to be installed inside an existing K&N inline fuel or oil filter housing.
  • Q: Can this element be cleaned and reused?
  • A: Yes. The stainless steel mesh can be cleaned and reused when properly maintained.
  • Q: What micron rating is this filter?
  • A: This element is rated at 100 microns.

Shipping & Handling

  • Method: UPS Ground or FedEx Ground
  • Availability: In stock – ships same or next business day
  • Packaging: Secure K&N retail packaging

Request For Information

Have questions about ? Fill out the form below and we'll get back to you by the next business day.
Engine

Engine

Shop engine parts, oil catch cans, engine cooling upgrades, thermostats, thermostat housings, radiators, coolant accessories, supercharger pulleys, idler pulleys, tensioner pulleys, throttle bodies, engine covers, fuse box covers, cap covers, valve covers, oil system parts, ignition parts, sensors, gaskets, fuel delivery parts, and engine bay dress-up accessories at Black Ops Auto Works. This collection is built for performance vehicles, trucks, SUVs, muscle cars, boosted builds, HEMI platforms, Hellcat builds, Trackhawk SUVs, RAM TRX trucks, LS-powered builds, and high-horsepower street or track applications. Whether you are improving oil control, reducing heat soak, upgrading cooling, supporting higher boost, cleaning up the engine bay, replacing worn engine components, or preparing a street car for harder driving, this collection helps you shop engine parts by brand, category, vehicle platform, and performance goal. Shop Engine Parts by Category Browse engine upgrades and replace...

View Engine Products
Fuel Delivery

Fuel Delivery

A properly designed fuel delivery system is the backbone of any high-performance engine build, ensuring the injectors or carburetor receive a consistent supply of fuel at the correct pressure regardless of engine load, RPM, or fuel demand. From factory replacement pumps keeping daily drivers on the road to high-flow in-tank modules supporting 1000-horsepower builds, the right fuel delivery components prevent lean conditions, injector damage, and fuel starvation at the worst possible moment. Modern EFI systems are particularly sensitive to fuel pressure variation, with even small drops causing misfires and power loss under hard acceleration. Whether you are restoring a factory system or engineering a purpose-built race setup, matching pump flow rate and fuel pressure regulation to your injector and engine requirements is essential. Popular Upgrades Top-selling fuel delivery components include Aeromotive Phantom in-tank fuel pump kits that retrofit into factory tanks without custom fa...

View Fuel Delivery Products
Fuel Filters

Fuel Filters

Fuel filters perform a critical protective function by preventing particulate contamination from reaching injectors, carburetor jets, and fuel pump internals where even microscopic debris causes accelerated wear and reduced spray pattern quality. Modern common-rail diesel injectors operate at pressures exceeding 30,000 PSI and have clearances measured in microns, making filtration quality directly linked to injector service life. On gasoline EFI systems, a partially clogged filter causes lean conditions, rough idle, and poor throttle response that are often misdiagnosed as sensor failures or vacuum leaks. Replacing fuel filters at the manufacturer-recommended interval is one of the most cost-effective maintenance practices for any fuel-injected or carbureted vehicle. Popular Upgrades Top-selling fuel filters include ACDelco and Motorcraft OEM-spec replacement filters for GM and Ford gas and diesel platforms, FASS Titanium series fuel filters for Cummins and Duramax diesel upgrades, ...

View Fuel Filters Products
K&N Engineering

K&N Engineering

Shop K&N Engineering cold air intakes, reusable air filters, oil filters, cabin filters, fuel filters and performance filtration upgrades at Black Ops Auto Works for cars, trucks, SUVs, diesel builds, off-road vehicles, muscle cars, Jeeps, Mopar platforms and custom performance applications. K&N Engineering is one of the most recognized names in automotive filtration and airflow technology. This collection includes K&N cold air intake systems, high-flow replacement air filters, universal clamp-on air filters, drop-in filters, oil filters, cabin air filters, fuel filters, Dryflow filters, filter cleaning kits, intake adapters, air intake accessories and performance filtration parts for street, towing, off-road, diesel and high-performance builds. Shop K&N Engineering Products by Category Find the right K&N performance filtration upgrade using related Black Ops Auto Works categories. Shop cold air intakes, air intake systems, air intake components, automotive air f...

View K&N Engineering Products
Military & First Responder Discounts

Military & First Responder Discount Program

Black Ops Auto Works proudly honors active duty military, veterans, National Guard, reserves, police officers, firefighters, and EMTs with an exclusive 5% discount on all performance parts and carbon fiber upgrades. Verify instantly and start saving today.

Learn More & Apply

Your cart

×