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    • Mooney Aircraft Models
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  • HANGAR SALE
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  • Cessna Models
  • Cirrus Design
  • Luscomb Models
  • Maule Aircraft Models
  • Piper Models
  • Mooney Aircraft Models
  • Robinson Helicopter Models
  • Rockwell Commander 112 / 114 Models
  • Taylorcraft Models
  • Van's Aircraft / RV Models
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    • HANGAR SALE

    • Aero Commander Models

    • Aeronca Models

    • American Champion Models

    • Beechcraft Models

    • Cessna Models

    • Cirrus Design

    • Luscomb Models

    • Maule Aircraft Models

    • Piper Models

    • Mooney Aircraft Models

    • Robinson Helicopter Models

    • Rockwell Commander 112 / 114 Models

    • Taylorcraft Models

    • Van's Aircraft / RV Models

    • Brake and Wheel Parts

    • Electronics

    • Hardware

    • Lighting

    • Maintenance Supplies

    • Oil, Oil Filters and Spark Plugs

    • Pilot Supplies

    • Wheel Bearings

    • The Aviator Collection
      • Knots 2U Micro Vortex Generator

        sku: VGKIT170AB

        Cessna Vortex Generator Kit, 170A & 170B Models

        MSRP:
        Was:
        Now: $1,595.00
        Choose Options
      • Vortex Generator Kit Knots 2U

        sku: VGKIT421

        Vortex Generator Kit, Cessna 421, 421A Models

        MSRP:
        Was:
        Now: $21,455.00
        Choose Options
      • Vortex Generator Kit Knots 2U

        sku: VGKIT421B

        Vortex Generator Kit, Cessna 421B Models

        MSRP:
        Was:
        Now: $3,245.00
        Choose Options
      • 6-32 X 3/8" AN526C632R6 Machine Screw

        sku: AN526C632R6

        6-32 X 3/8" AN526C632R6 Machine Screw

        MSRP:
        Was:
        Now: $0.12
        Add to Cart
      • Vortex Generator Kit Knots 2U

        sku: VGKIT421C

        Vortex Generator Kit, Cessna 421C Models

        MSRP:
        Was:
        Now: $3,245.00
        Choose Options
      • Whelen A428 Lens. Part number

        sku: 005-A428

        Whelen A428 Lens, Teardrop Style. 68-4290001-30

        MSRP:
        Was:
        Now: $148.00
        Add to Cart
      • 6-32 X 7/16" AN526C632R7 Machine Screw

        sku: AN526C632R7

        6-32 X 7/16" AN526C632R7 Machine Screw

        MSRP:
        Was:
        Now: $0.11
        Add to Cart
      • 6-32 X 5/8" AN526C632R10 Machine Screw

        sku: AN526C632R10

        6-32 X 5/8" AN526C632R10 Machine Screw

        MSRP:
        Was:
        Now: $0.16
        Add to Cart
      • 6-32 X 1/2" AN526C632R8 Machine Screw

        sku: AN526C632R8

        6-32 X 1/2" AN526C632R8 Machine Screw

        MSRP:
        Was:
        Now: $0.10
        Add to Cart
      • 8-32 X 5/16" AN526C832R5 Machine Screw

        sku: AN526C832R5

        8-32 X 5/16" AN526C832R5 Machine Screw

        MSRP:
        Was:
        Now: $0.11
        Add to Cart
      • 8-32 X 3/8" AN526C832R6 Machine Screw

        sku: AN526C832R6

        8-32 X 3/8" AN526C832R6 Machine Screw

        MSRP:
        Was:
        Now: $0.12
        Add to Cart
      • 8-32 X 1/2" AN526C832R8 Machine Screw

        sku: AN526C832R8

        8-32 X 1/2" AN526C832R8 Machine Screw

        MSRP:
        Was:
        Now: $0.12
        Add to Cart
      • 8-32 X 5/8" AN526C832R10 Machine Screw

        sku: AN526C832R10

        8-32 X 5/8" AN526C832R10 Machine Screw

        MSRP:
        Was:
        Now: $0.12
        Add to Cart
      • 8-32 X 7/8" AN526C832R14 Machine Screw

        sku: AN526C832R14

        8-32 X 7/8" AN526C832R14 Machine Screw

        MSRP:
        Was:
        Now: $0.13
        Add to Cart
      • 8-32 X 1" AN526C832R16 Machine Screw

        sku: AN526C832R16

        8-32 X 1" AN526C832R16 Machine Screw

        MSRP:
        Was:
        Now: $0.38
        Add to Cart
      • Piper PA-32 PANEL ASSY, BATTERY COMPARTMENT. 059-P68662-00.

        sku: 059-P68662-00

        Piper PA-32 PANEL ASSY, BATTERY COMPARTMENT. 059-P68662-00.

        MSRP:
        Was:
        Now: $214.00
        Add to Cart
      • Whelen A469B 01-0770044-02 Flash Tube Assembly Fits A470 and HRCFA series Lights

        sku: 005-A469B

        Whelen A469B Flash Tube Assembly Fits A470 and HRCFA series Lights. 01-0770044-02

        MSRP:
        Was:
        Now: $198.50
        Add to Cart
      • 10-32 X 7/16" AN526C1032R7 Machine Screw

        sku: AN526C1032R7

        10-32 X 7/16" AN526C1032R7 Machine Screw

        MSRP:
        Was:
        Now: $0.15
        Add to Cart
      • Whelen W1284R 68-4230020-50 Lens, Red Position Light used with A650 Series

        sku: 099-PP1284R

        1284R Navigation Lens, Red Position Light

        MSRP:
        Was:
        Now: $51.12
        Add to Cart
      • Whelen W1283 Gasket. Whelen 38-0230021-00

        sku: 104-1283

        Gasket. Nav Light. 104-1283

        MSRP:
        Was:
        Now: $5.80
        Add to Cart
      • Whelen W1284G Lens, Green Position Light used with A650 Series

        sku: 099-PP1284G

        1284G Navigation Lens, Green Position Light

        MSRP:
        Was:
        Now: $51.12
        Add to Cart
      • 10-32 X 1/2" AN526C1032R8 Machine Screw

        sku: AN526C1032R8

        10-32 X 1/2" AN526C1032R8 Machine Screw

        MSRP:
        Was:
        Now: $0.14
        Add to Cart
      • 10-32 X 5/8" AN526C1032R10 Machine Screw

        sku: AN526C1032R10

        10-32 X 5/8" AN526C1032R10 Machine Screw

        MSRP:
        Was:
        Now: $0.15
        Add to Cart
      • 10-32 X 1" AN526C1032R16 Machine Screw

        sku: AN526C1032R16

        10-32 X 1" AN526C1032R16 Machine Screw

        MSRP:
        Was:
        Now: $0.22
        Add to Cart
      • Piper PA-24-260 Comanche Battery Box

        sku: 074-BB-PA24

        Battery Box, PA-24 260. Stainless Steel

        MSRP:
        Was:
        Now: $1,455.00
        Add to Cart
      • Piper PA-28-161 Warrior Battery Box

        sku: 074-BB-PA161

        Battery Box, Piper PA-28 161. Sainless Steel

        MSRP:
        Was:
        Now: $2,041.00
        Add to Cart
      • Battery Box, Piper PA-18, PA-24, PA-30, PA-39. Stainless Steel

        sku: 074-BB-PA18243039

        Battery Box, Piper PA-18, PA-24, PA-30, PA-39. Stainless Steel

        MSRP:
        Was:
        Now: $1,260.00
        Add to Cart
      • Piper PA-28 and PA-32 Stainless Steel Battery Box

        sku: 074-BB-PA2832

        Battery Box Piper PA-28, PA-32 Stainless Steel Replacement

        MSRP:
        Was:
        Now: $1,260.00
        Add to Cart
      • Piper Battery Box Cover 35201-00, 35201-000, 35201-03

        sku: 059-H35201-00

        Cover, Battery Box, Piper 35201-00, 35201-000, 35201-03, 35201-003

        MSRP:
        Was:
        Now: $400.00
        Add to Cart
      • Piper Comanche Stabilator Tip by Knots 2U. Piper part 20196-00, 20196-000, 21556-00, 21556-000

        sku: GF21556-00

        Fiberglass Stabilator Tip, RH or LH. Piper Comanche PA-24, PA-30 Models. GF21556-00

        MSRP:
        Was:
        Now: $207.37
        Add to Cart
      • Piper Comanche Stabilator Tip. Piper part 25066-00, 25066-000

        sku: GF25066-00

        Fiberglass Stabilator Tip, RH or LH. Piper Twin Comanche PA-30C / PA-39 Models. GF 25066-00

        MSRP:
        Was:
        Now: $222.10
        Add to Cart
      • Piper PA-24 Comanche Stabilator Tip By Knots 2U. Piper Part 28041-00, 28041-000

        sku: GF28041-00

        Fiberglass Stabilator Tip, RH or LH. Piper Comanche PA-24 Models. GF28041-00

        MSRP:
        Was:
        Now: $227.37
        Add to Cart
      • Right Hand Fairing

        sku: K445000

        Fairing, Elevator Tab, Commander 112, 114. 445000-1, 445000-2

        MSRP:
        Was:
        Now: $162.11
        Choose Options
      • Piper 63338-00 Strut Fairing by Knots 2U

        sku: K63338-00

        Fairing Assembly-Main Gear. Piper PA-28 and PA-32 Models. 63338-00, 63338-000

        MSRP:
        Was:
        Now: $270.53
        Add to Cart
      • Whelen A402AS Lens Assembly Red/White (Fits A470 Light)

        sku: 005-A402AS

        Whelen A402AS Lens, Red/White, Fits A470 Light. 68-2170504-60

        MSRP:
        Was:
        Now: $74.50
        Add to Cart
      • Piper Induction Air Filter

        sku: 035-AA617053

        Tempest AeroGuard Air Filter AA617053

        MSRP:
        Was:
        Now: $94.18
        Add to Cart
    • Knots 2U Micro Vortex Generator

      Cessna Vortex Generator Kit, 170A & 170B Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $1,595.00
      Choose Options
    • Vortex Generator Kit Knots 2U

      Vortex Generator Kit, Cessna 421, 421A Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $21,455.00
      Choose Options
    • Vortex Generator Kit Knots 2U

      Vortex Generator Kit, Cessna 421B Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $3,245.00
      Choose Options
    • 6-32 X 3/8" AN526C632R6 Machine Screw

      6-32 X 3/8" AN526C632R6 Machine Screw

      Weight 0.0024 lb Alternate Part Number Possible NSN 5305-00-812-9832 NIIN 00-812-9832 Part (unpuctuated) AN526C632R6 Country of Origin USA
      MSRP:
      Was:
      Now: $0.12
      Add to Cart
    • Vortex Generator Kit Knots 2U

      Vortex Generator Kit, Cessna 421C Models

      Micro Vortex Generators are small aluminum blades placed in a spanwise line aft of the leading edge of the wing and tail surfaces. They control airflow over the upper surface of the wing by creating vortices that energize the boundary layer. This...
      MSRP:
      Was:
      Now: $3,245.00
      Choose Options
    • Whelen A428 Lens. Part number

      Whelen A428 Lens, Teardrop Style. 68-4290001-30

      Whelen tear drop wing tip strobe lens. Whelen part number 68-4290001-30 Part Number: A428 Approval Basis: FAA-PMA Approved Replaces:   Aircraft Eligibility:   Typical Lead Time: Stock     ...
      MSRP:
      Was:
      Now: $148.00
      Add to Cart
    • 6-32 X 7/16" AN526C632R7 Machine Screw

      6-32 X 7/16" AN526C632R7 Machine Screw

      Weight 0.0025 lb Alternate Part Number AN526C6R7 NSN 5305-00-637-8254 NIIN 00-637-8254 Part (unpuctuated) AN526C632R7 Country of Origin USA
      MSRP:
      Was:
      Now: $0.11
      Add to Cart
    • 6-32 X 5/8" AN526C632R10 Machine Screw

      6-32 X 5/8" AN526C632R10 Machine Screw

      Weight 0.0031 lb Alternate Part Number AN526C6R10 Part (unpuctuated) AN526C632R10 Country of Origin USA
      MSRP:
      Was:
      Now: $0.16
      Add to Cart
    • 6-32 X 1/2" AN526C632R8 Machine Screw

      6-32 X 1/2" AN526C632R8 Machine Screw

      Weight 0.0027 lb Alternate Part Number AN526C6R8 Part (unpuctuated) AN526C632R8 Country of Origin USA
      MSRP:
      Was:
      Now: $0.10
      Add to Cart
    • 8-32 X 5/16" AN526C832R5 Machine Screw

      8-32 X 5/16" AN526C832R5 Machine Screw

      Weight 0.0037 lb Alternate Part Number AN526C8R5 Part (unpuctuated) AN526C832R5 Country of Origin USA
      MSRP:
      Was:
      Now: $0.11
      Add to Cart
    • 8-32 X 3/8" AN526C832R6 Machine Screw

      8-32 X 3/8" AN526C832R6 Machine Screw

      Weight .005 lb Alternate Part Number Possible NSN 5305-00-852-6909 NIIN 00-852-6909 Part (unpuctuated) AN526C832R6 Country of Origin USA
      MSRP:
      Was:
      Now: $0.12
      Add to Cart
    • 8-32 X 1/2" AN526C832R8 Machine Screw

      8-32 X 1/2" AN526C832R8 Machine Screw

      Weight 0.0041 lb Alternate Part Number AN526C8R8 NSN 5305-00-582-9609 NIIN 00-582-9609 Part (unpuctuated) AN526C832R8 Country of Origin USA
      MSRP:
      Was:
      Now: $0.12
      Add to Cart
    • 8-32 X 5/8" AN526C832R10 Machine Screw

      8-32 X 5/8" AN526C832R10 Machine Screw

      Weight 0.0048 lb Alternate Part Number AN526C8R10 Part (unpuctuated) AN526C832R10 Country of Origin USA
      MSRP:
      Was:
      Now: $0.12
      Add to Cart
    • 8-32 X 7/8" AN526C832R14 Machine Screw

      8-32 X 7/8" AN526C832R14 Machine Screw

      Weight .005 lb Alternate Part Number AN515C8R14 Part (unpuctuated) AN526C832R14 Country of Origin USA
      MSRP:
      Was:
      Now: $0.13
      Add to Cart
    • 8-32 X 1" AN526C832R16 Machine Screw

      8-32 X 1" AN526C832R16 Machine Screw

      Weight 0.007 lb Alternate Part Number Possible NSN 5305-00-054-6674 NIIN 00-054-6674 Part (unpuctuated) AN526C832R16 Country of Origin USA
      MSRP:
      Was:
      Now: $0.38
      Add to Cart
    • Piper PA-32 PANEL ASSY, BATTERY COMPARTMENT. 059-P68662-00.

      Piper PA-32 PANEL ASSY, BATTERY COMPARTMENT. 059-P68662-00.

        Part Number: 059-P68662-00 Approval Basis: FAA-PMA: PENDING Replaces: 68662-00 Aircraft Eligibility: Models: PA-32-260 PA-32-300 Serial Ranges: PA-32-260 (32-1 THRU...
      MSRP:
      Was:
      Now: $214.00
      Add to Cart
    • Whelen A469B 01-0770044-02 Flash Tube Assembly Fits A470 and HRCFA series Lights

      Whelen A469B Flash Tube Assembly Fits A470 and HRCFA series Lights. 01-0770044-02

      The Whelen A469B flash tube assembly replacement is designed for use with the models in the A470A and HRCFA series. Keeping your aircraft's lighting system in compliance with federal regulations is necessary and important for your safety.  This...
      MSRP:
      Was:
      Now: $198.50
      Add to Cart
    • 10-32 X 7/16" AN526C1032R7 Machine Screw

      10-32 X 7/16" AN526C1032R7 Machine Screw

      Weight 0.0061 lb Alternate Part Number Possible NSN 5305-00-809-0530 5305-00-821-7462 NIIN 00-809-0530 00-821-7462 Part (unpuctuated) AN526C1032R7 Country of...
      MSRP:
      Was:
      Now: $0.15
      Add to Cart
    • Whelen W1284R 68-4230020-50 Lens, Red Position Light used with A650 Series

      1284R Navigation Lens, Red Position Light

        Part Number: 104-1284R Replaces: Grimes A1280-2, Whelen W1284R, Whelen 68-4230020-50 Aircraft Eligibility: Virtually all models. Typical Lead Time: Stock Notes If a new gasket is required they are sold seperately...
      MSRP:
      Was:
      Now: $51.12
      Add to Cart
    • Whelen W1283 Gasket. Whelen 38-0230021-00

      Gasket. Nav Light. 104-1283

        Part Number: 104-1283 Aircraft Eligibility: Used with W1284 Lens. Also works with Aeroflash lensesReplaces Whelen 38-0230021-00 Typical Lead...
      MSRP:
      Was:
      Now: $5.80
      Add to Cart
    • Whelen W1284G Lens, Green Position Light used with A650 Series

      1284G Navigation Lens, Green Position Light

        Part Number: 104-1284G Replaces: Grimes A1280-3, Whelen W1284G, Whelen  68-4230020-40 Aircraft Eligibility: Virtually all models. Typical Lead Time: Stock Note: If a new gasket is required they are sold...
      MSRP:
      Was:
      Now: $51.12
      Add to Cart
    • 10-32 X 1/2" AN526C1032R8 Machine Screw

      10-32 X 1/2" AN526C1032R8 Machine Screw

      Weight 0.0063 lb Alternate Part Number AN526C10R8 NSN 5305-00-282-6253 NIIN 00-282-6253 Part (unpuctuated) AN526C1032R8 Country of Origin USA
      MSRP:
      Was:
      Now: $0.14
      Add to Cart
    • 10-32 X 5/8" AN526C1032R10 Machine Screw

      10-32 X 5/8" AN526C1032R10 Machine Screw

      Weight 0.007 lb Alternate Part Number Possible NSN 5305-00-282-6254 NIIN 00-282-6254 Part (unpuctuated) AN526C1032R10 Country of Origin USA
      MSRP:
      Was:
      Now: $0.15
      Add to Cart
    • 10-32 X 1" AN526C1032R16 Machine Screw

      10-32 X 1" AN526C1032R16 Machine Screw

      Weight 0.009 lb Alternate Part Number Possible NSN 5305-00-059-3663 5305-00-328-9046 NIIN 00-059-3663 00-328-9046 Part (unpuctuated) AN526C1032R16 Country of...
      MSRP:
      Was:
      Now: $0.22
      Add to Cart
    • Piper PA-24-260 Comanche Battery Box

      Battery Box, PA-24 260. Stainless Steel

      Battery acid could be costing you thousands of dollars!! Failing battery boxes cause big problems and ruin your investment! Many battery boxes in Piper and Cessna Aircraft are 30, 40 or 50 years old and battery acid, vibration and times have...
      MSRP:
      Was:
      Now: $1,455.00
      Add to Cart
    • Piper PA-28-161 Warrior Battery Box

      Battery Box, Piper PA-28 161. Sainless Steel

      Battery acid could be costing you thousands of dollars!! Failing battery boxes cause big problems and ruin your investment! Many battery boxes in Piper and Cessna Aircraft are 30, 40 or 50 years old and battery acid, vibration and times have...
      MSRP:
      Was:
      Now: $2,041.00
      Add to Cart
    • Battery Box, Piper PA-18, PA-24, PA-30, PA-39. Stainless Steel

      Battery Box, Piper PA-18, PA-24, PA-30, PA-39. Stainless Steel

      Battery acid could be costing you thousands of dollars!! Failing battery boxes cause big problems and ruin your investment! Many battery boxes in Piper and Cessna Aircraft are 30, 40 or 50 years old and battery acid, vibration and times have...
      MSRP:
      Was:
      Now: $1,260.00
      Add to Cart
    • Piper PA-28 and PA-32 Stainless Steel Battery Box

      Battery Box Piper PA-28, PA-32 Stainless Steel Replacement

      Battery acid could be costing you thousands of dollars!! Failing battery boxes cause big problems and ruin your investment! Many battery boxes in Piper and Cessna Aircraft are 30, 40 or 50 years old and battery acid, vibration and times have...
      MSRP:
      Was:
      Now: $1,260.00
      Add to Cart
    • Piper Battery Box Cover 35201-00, 35201-000, 35201-03

      Cover, Battery Box, Piper 35201-00, 35201-000, 35201-03, 35201-003

        Part Number: 059-H35201-00 Approval Basis: FAA-PMA: Approved Replaces: Piper 35201-00, 35201-000, 35201-03, 35201-003 Aircraft Eligibility: Piper...
      MSRP:
      Was:
      Now: $400.00
      Add to Cart
    • Piper Comanche Stabilator Tip by Knots 2U. Piper part 20196-00, 20196-000, 21556-00, 21556-000

      Fiberglass Stabilator Tip, RH or LH. Piper Comanche PA-24, PA-30 Models. GF21556-00

      Piper Comanche and Twin Comanche PA-24, PA-30 & PA-39 stabilator tip by Knots 2U. Replaces Piper part 20196-00 and 21556-00.   Part Number: GF21556-00     Approval Basis: FAA-PMA Approved Replaces: Piper...
      MSRP:
      Was:
      Now: $207.37
      Add to Cart
    • Piper Comanche Stabilator Tip. Piper part 25066-00, 25066-000

      Fiberglass Stabilator Tip, RH or LH. Piper Twin Comanche PA-30C / PA-39 Models. GF 25066-00

      Piper Twin Comanche PA-30 and PA-39 stabilator tip by Knots 2U. Replaces Piper part 25066-00 and 25066-000. Part Number: GF25066-00     Approval Basis: FAA-PMA Approved Replaces: Piper Part 25066-00, 25066-000 ...
      MSRP:
      Was:
      Now: $222.10
      Add to Cart
    • Piper PA-24 Comanche Stabilator Tip By Knots 2U. Piper Part 28041-00, 28041-000

      Fiberglass Stabilator Tip, RH or LH. Piper Comanche PA-24 Models. GF28041-00

      Piper Comanche PA-24 stabilator tips by Knots 2U. Replaces Piper part 28041-00. Part Number: GF28041-00    Approval Basis: FAA-PMA Approved Replaces: Piper Part 28041-00, 28041-000 Aircraft Eligibility: Piper PA24-250,...
      MSRP:
      Was:
      Now: $227.37
      Add to Cart
    • Right Hand Fairing

      Fairing, Elevator Tab, Commander 112, 114. 445000-1, 445000-2

        Part Number:   K445000-1 Left   K445000-2 Right Approval Basis: FAA-PMA Approved  Replaces: 445000-1, 445000-2 Aircraft Eligibility: Commander Models: 112B, 112TC,...
      MSRP:
      Was:
      Now: $162.11
      Choose Options
    • Piper 63338-00 Strut Fairing by Knots 2U

      Fairing Assembly-Main Gear. Piper PA-28 and PA-32 Models. 63338-00, 63338-000

      Our strut fairing is laser cut for a perfect fit every time.  It comes primed and ready for paint and includes new stainless hardware and rubber moulding.  Part is FAA-PMA approved and costs considerably less than an OEM replacement.  ...
      MSRP:
      Was:
      Now: $270.53
      Add to Cart
    • Whelen A402AS Lens Assembly Red/White (Fits A470 Light)

      Whelen A402AS Lens, Red/White, Fits A470 Light. 68-2170504-60

        Part Number: A402AS Approval Basis:  n/a Replaces: n/a  Aircraft Eligibility: Virtually all models. Typical Lead Time: Stock Typical Installation Time: n/a    Note: Installation times do...
      MSRP:
      Was:
      Now: $74.50
      Add to Cart
    • Piper Induction Air Filter

      Tempest AeroGuard Air Filter AA617053

       AeroGuard™ Induction Air Filters Greatly reduces contaminants and maximizes airflow Eliminates need to comply with AD84-26-02   Stops more than 99% of contaminants larger than 5 microns Less piston ring wear Air filters are cheap...
      MSRP:
      Was:
      Now: $94.18
      Add to Cart
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    Burlington, WI 53105
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