Fuel & Air

Arlen Ness #18-764 - Big Sucker Stage 1 Outer Cover - Smooth - Brushed Stainless

Big Sucker Stage 1 Outer Cover - Smooth - Brushed StainlessFeaturesReplacement and optional components for all Ness Billet Sucker and Big Sucker air filter kitsSpecsColor/FinishStainlessDesignSmoothBase ColorSilverMaterialStainless SteelModelBig...

Arlen Ness #18-767 - Big Sucker Stage 1 Outer Cover - Smooth - Carbon

Big Sucker Stage 1 Outer Cover - Smooth - CarbonFeaturesReplacement and optional components for all Ness Billet Sucker and Big Sucker air filter kitsSpecsMaterialCarbon FiberProduct NameAir Cleaner CoverAir Cleaner ShapeRoundDesignSmoothBase...

Arlen Ness #18-768 - Big Sucker Stage 1 Outer Cover - Knuckle - Chrome

Big Sucker Stage 1 Outer Cover - Knuckle - ChromeFeaturesReplacement and optional components for all Ness Billet Sucker and Big Sucker air filter kitsSpecsBase ColorSilverProduct NameAir Cleaner CoverAir Cleaner ShapeRoundModelBig...

Arlen Ness #18-769 - Big Sucker Stage 1 Outer Cover - Knuckle - Black

Big Sucker Stage 1 Outer Cover - Knuckle - BlackFeaturesReplacement and optional components for all Ness Billet Sucker and Big Sucker air filter kitsSpecsBase ColorBlackColor/FinishBlackUnitsEachMaterialCNC Billet AluminumAir Cleaner ShapeRoundModelBig...

Arlen Ness #18-783 - Big Sucker™ Stage II Air Filter Kit - Chrome

Will fit '88-'90 models also; breather system is not applicable for these model years.For '91-'22 XL models with CV carb or Delphi EFI.FeaturesFeatures a one-piece aluminum backing plate/carb support bracket with hidden breather technologyBreather...

Arlen Ness #18-803 - Big Sucker™ Air Filter Kit - Natural - Stage I

Accepts Arlen Ness® Stage I round covers only.Will Fit '88-'90 models also; breather system is not applicable for these model years.FeaturesEach hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient...

Arlen Ness #18-818 - Big Sucker™ Stage II Air Filter Kit - Chrome

For '01-'17 Twin Cam Delphi EFI and '99-'06 Twin Cam CV carb models.FeaturesFeatures a one-piece aluminum backing plate/carb support bracket with hidden breather technologyBreather passages exit at the mouth of the carburetor/throttle body, creating a...

Arlen Ness #18-819 - Big Sucker™ Stage II Air Filter Kit - Chrome

Big Sucker™ Stage II Air Filter Kit - ChromeFeaturesFeatures a one-piece aluminum backing plate/carb support bracket with hidden breather technologyBreather passages exit at the mouth of the carburetor/throttle body, creating a virtually closed-loop...

Arlen Ness #18-820 - Big Sucker™ Stage II Air Filter Kit - Wrinkle Black

For '01-'17 Twin Cam Delphi EFI and '99-'06 Twin Cam CV carb models.FeaturesFeatures a one-piece aluminum backing plate/carb support bracket with hidden breather technologyBreather passages exit at the mouth of the carburetor/throttle body, creating a...

Arlen Ness #18-821 - Big Sucker™ Stage II Air Filter Kit - Wrinkle Black

Big Sucker™ Stage II Air Filter Kit - Wrinkle BlackFeaturesFeatures a one-piece aluminum backing plate/carb support bracket with hidden breather technologyBreather passages exit at the mouth of the carburetor/throttle body, creating a virtually...

Arlen Ness #18-824 - Big Sucker™ Air Filter Kit - Natural - Stage I

Will fit 88-90 models also; breather system is not applicable for these model years.Accepts factory air cleaner cover only.FeaturesEach hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine...

Arlen Ness #18-825 - Big Sucker™ Air Filter Kit - Chrome - Stage I

Will fit 88-90 models also; breather system is not applicable for these model years.Accepts factory air cleaner cover only.FeaturesEach hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine...

Arlen Ness #18-826 - Big Sucker™ Air Filter Kit - Black - Stage I

Will fit 88-90 models also; breather system is not applicable for these model years.Accepts factory air cleaner cover only.FeaturesEach hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine...

Arlen Ness #18-901 - Clear Tear Air Cleaner Kit - Red

Clear Tear Air Cleaner Kit - RedFeaturesThe Clear Tear air cleaner series brings the timeless teardrop shape to a new levelRadius window can be installed in both the front or back facing direction allowing the rider to choose their preferred...

Arlen Ness #18-903 - Clear Tear Air Cleaner Kit - Blue

Clear Tear Air Cleaner Kit - BlueFeaturesThe Clear Tear air cleaner series brings the timeless teardrop shape to a new levelRadius window can be installed in both the front or back facing direction allowing the rider to choose their preferred...