Three TC Bros. Finned Air Cleaner kits for Harley-Davidson CV carburetors and EFI throttle bodies are shown with components; one is installed on a bike in the background.
Three TC Bros. Finned Air Cleaner kits for Harley-Davidson CV carburetors and EFI throttle bodies are shown with components; one is installed on a bike in the background.
Three TC Bros. Finned Air Cleaner kits for Harley-Davidson CV carburetors and EFI throttle bodies are shown with components; one is installed on a bike in the background.
Vintage style TC Bros. Finned Raw Air Cleaner HD CV Carbs & EFI kit for a motorcycle.
This TC Bros. Finned Raw Air Cleaner HD CV Carbs & EFI fits stock hd motorcycle and hd carburetor.
TC Bros. Finned Raw Air Cleaner HD CV Carbs & EFI motorcycle bracket.
A vintage style TC Bros. Finned Raw Air Cleaner HD CV Carbs & EFI on a white background.
A black and pink TC Bros. Finned Raw Air Cleaner HD CV Carbs & EFI on a white background.
A TC Bros. Finned Raw Air Cleaner HD CV Carbs & EFI on a white background.
TC Bros. Finned Polished Air Cleaner S&S Super E & G Carbs for Honda CBR600RR now available from TC Bros.
An TC Bros. Finned Polished Air Cleaner HD CV Carbs & EFI on a white background.
A TC Bros. Finned Polished Air Cleaner HD CV Carbs & EFI on a white background.
A TC Bros. Finned Polished Air Cleaner HD CV Carbs & EFI on a white background.
A vintage style TC Bros. Finned Polished Air Cleaner HD CV Carbs & EFI for a motorcycle on a white background.
TC Bros. Finned Black Air Cleaner HD CV Carbs & EFI for vintage style motorcycle Honda CBR600RR, CBR650RR, and CBR.
A TC Bros. Finned Black Air Cleaner HD CV Carbs & EFI on a motorcycle.
A TC Bros. Finned Black Air Cleaner HD CV Carbs & EFI on a white background.
A TC Bros. Finned Black Air Cleaner HD CV Carbs & EFI, with a vintage style, on a white background.
A vintage style TC Bros. Finned Black Air Cleaner HD CV Carbs & EFI motorcycle wheel on a white background.
A TC Bros. Finned Black Air Cleaner HD CV Carbs & EFI motorcycle parked in front of a barn.
Harley-Davidson motorcycle enthusiasts can now customize their bikes with a TC Bros. Finned Polished Air Cleaner HD CV Carbs & EFI to enhance the classic aesthetic.
A TC Bros. vintage style black and white checkered floor in a garage.
A TC Bros. Finned Black Air Cleaner S&S Super E & G Carbs vintage style motorcycle parked in a garage.
A TC Bros. Finned Raw Air Cleaner HD CV Carbs & EFI parked on the side of the road.
A close up of a TC Bros. Finned Raw Air Cleaner HD CV Carbs & EFI vintage style motorcycle with a red and black engine.

TC Bros. Finned Air Cleaner for Harley-Davidson CV Carburetors and EFI Throttle Bodies

SKU: 109-0123

Sale price$99.95
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This product cannot ship to California due to CARB restrictions.
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TC Bros. Finned Air Cleaner for Harley-Davidson CV Carburetors and EFI Throttle Bodies

Looking for a compact, high-quality replacement for the your factory-style air cleaner? Show off a little bit more of your engine with this TC Bros. finned air cleaner kit.

  • Compact design to put your engine on display
  • Available in three finishes
  • 356-T6 aluminum cover
  • High-performance air filter element is washable and reusable
  • Cast finned design is timeless and works on a variety of build styles
  • For Big Twin and Sportster
  • Made in USA

The kit features a CNC-machined, powder coated steel mounting bracket that is proudly made in the USA. Included mounting hardware is recessed to provide proper sealing surface for the included high-flow filter element, which is reusable and designed specifically to provide the appropriate amount of air for this air cleaner assembly.

This ultra-compact kit is designed to fit most Harley-Davidson Big Twin and Sportster models using factory CV carburetors or factory electronic fuel injection (EFI) throttle bodies; please see fitment notes for more detail. 

When replacing a factory air cleaner on carbureted models, it is imperative that the carburetor be supported; we recommend the use of a TC Bros. support bracket or equivalent. Provisions for breathing must be made for later motorcycles that use cylinder head breathers; we recommend our breather bolt kits or an equivalent. Not legal for sale or use in California. 

Tuning is recommended for all applications; this includes rejetting carburetors or altering fuel maps for fuel injected motorcycles to account for the increased airflow.

Read More
  • 1988-2022 Harley-Davidson Sportster equipped with Evolution (air-cooled) engine; all 1991-and-newer Sportsters will require cylinder head breather bolts; 1988-and newer carbureted Sportsters will also require a carburetor support bracket
  • 1990-2017 Harley-Davidson Big Twin (Dyna, Softail, FXR, and Touring) equipped with Evolution or Twin Cam engine using a carburetor or Delphi fuel injection setup AND cable-actuated throttle; 1992-and-newer motorcycles will require cylinder head breather bolts; all carbureted models will also require a carburetor support bracket; will not fit any model equipped with Magneti-Marelli fuel injection system
  • Most models will require retuning for optimum and safe performance
  • This item is for off road use only and may never be installed on vehicles that will be driven on a public road or highway
  • 109-0123 Raw (As-cast)
  • 109-0124 Black
  • 109-0125 Polished

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