Arlen Ness
Arlen Ness creates premium motorcycle parts and accessories that merge performance, style and innovation. From Arlen Ness air cleaners and Big Sucker covers to custom mirrors, grips and floorboards, every product showcases decades of craftsmanship and innovative design trusted by riders worldwide.
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Out of stock
Arlen Ness - 12-584 - Lifter Block Covers - 10 Gauge - Black
Arlen Ness
$249.95Arlen Ness - 12-584 - Lifter Block Covers - 10 Gauge - BlackFeaturesMachined from 6061 T-6 billet aluminumChrome hardware includedSold in pairsSpecsProduct NameCoverColor/FinishBlack...$249.95 -
Arlen Ness - 12-574 - Lifter Block Covers - 10 Gauge - Black
Arlen Ness
$209.95Arlen Ness - 12-574 - Lifter Block Covers - 10 Gauge - BlackFeaturesMachined from 6061 T-6 billet aluminumChrome hardware includedSold in pairsSpecsColor/FinishBlack AnodizedRiding...$209.95 -
Arlen Ness - 03-985 - Cam Cover - Black Anodized
Arlen Ness
$329.95Arlen Ness - 03-985 - Cam Cover - Black AnodizedFeaturesMachined from 6061 T-6 forged aluminumReplaces OEM die-cast cam coverIncludes necessary gaskets and hardwareSpecsModel10 GaugeProduct...$329.95 -
Out of stock
Arlen Ness - 03-976 - Cam Cover - Titanium Anodized
Arlen Ness
$299.95Arlen Ness - 03-976 - Cam Cover - Titanium AnodizedFeaturesMachined from 6061 T-6 forged aluminumReplaces OEM die-cast cam coverIncludes necessary gaskets and hardwareSpecsUnitsEachModel10...$299.95 -
Arlen Ness - 18-263 - Rocker Box Covers - 10 Gauge - Black
Arlen Ness
$699.95Arlen Ness - 18-263 - Rocker Box Covers - 10 Gauge - BlackFeaturesCNC-machined from forged billet aluminumDrastically change the look of your engineReplace OEM top rocker box coversIncludes necessary...$699.95 -
Arlen Ness - 12-583 - Lifter Block Covers - 10 Gauge - Black
Arlen Ness
$249.95Arlen Ness - 12-583 - Lifter Block Covers - 10 Gauge - BlackFeaturesMachined from 6061 T-6 billet aluminumChrome hardware includedSold in pairsSpecsModel10...$249.95 -
Arlen Ness - 03-975 - Cam Cover - Black Anodized
Arlen Ness
$299.95Arlen Ness - 03-975 - Cam Cover - Black AnodizedFeaturesMachined from 6061 T-6 forged aluminumReplaces OEM die-cast cam coverIncludes necessary gaskets and hardwareSpecsMaterial6061 T-6...$299.95 -
Arlen Ness - 18-262 - Rocker Box Covers - 10 Gauge - Chrome
Arlen Ness
$699.95Arlen Ness - 18-262 - Rocker Box Covers - 10 Gauge - ChromeFeaturesCNC-machined from forged billet aluminumDrastically change the look of your engineReplace OEM top rocker box coversIncludes...$699.95 -
Arlen Ness - 03-983 - Cam Cover - 10 Gauge - Black Anodized with Machined Accents - M8
Arlen Ness
$329.95Arlen Ness - 03-983 - Cam Cover - 10 Gauge - Black Anodized with Machined Accents - M8FeaturesMachined from 6061 T-6 forged aluminumReplaces OEM die-cast cam coverIncludes necessary gaskets and...$329.95 -
Arlen Ness - 12-582 - Lifter Block Covers - 10 Gauge - Chrome
Arlen Ness
$249.95Arlen Ness - 12-582 - Lifter Block Covers - 10 Gauge - ChromeFeaturesMachined from 6061 T-6 billet aluminumChrome hardware includedSold in pairsSpecsUnitsPairModel10 GaugeMaterial6061-T6 Billet...$249.95 -
Arlen Ness - 12-573 - Lifter Block Covers - 10 Gauge - Black
Arlen Ness
$199.95Arlen Ness - 12-573 - Lifter Block Covers - 10 Gauge - BlackFeaturesMachined from 6061 T-6 billet aluminumChrome hardware includedSold in pairsSpecsModel10 GaugeColor/FinishBlackMaterial6061-T6...$199.95 -
Arlen Ness - 03-982 - Cam Cover - 10 Gauge - Chrome - M8
Arlen Ness
$329.95Arlen Ness - 03-982 - Cam Cover - 10 Gauge - Chrome - M8FeaturesMachined from 6061 T-6 forged aluminumReplaces OEM die-cast cam coverIncludes necessary gaskets and hardwareSpecsProduct...$329.95 -
Arlen Ness - 03-963 - Cam Cover - 10 Gauge - Black Anodized with Machined Accents
Arlen Ness
$299.95Arlen Ness - 03-963 - Cam Cover - 10 Gauge - Black Anodized with Machined AccentsFeaturesMachined from 6061 T-6 forged aluminumReplaces OEM die-cast cam coverIncludes necessary gaskets and...$299.95 -
Arlen Ness - 03-962 - Cam Cover - 10 Gauge - Chrome
Arlen Ness
$299.95Arlen Ness - 03-962 - Cam Cover - 10 Gauge - ChromeFeaturesMachined from 6061 T-6 forged aluminumReplaces OEM die-cast cam coverIncludes necessary gaskets and hardwareSpecsTypeCamMaterial6061 T-6...$299.95 -
Arlen Ness - 18-253 - Rocker Box Covers - 10 Gauge - Black
Arlen Ness
$549.95Arlen Ness - 18-253 - Rocker Box Covers - 10 Gauge - BlackFeaturesCNC-machined from forged billet aluminumDrastically change the look of your engineReplace OEM top rocker box coversIncludes necessary...$549.95 -
Out of stock
Arlen Ness - 18-252 - Rocker Box Covers - 10 Gauge - Chrome
Arlen Ness
$549.95Arlen Ness - 18-252 - Rocker Box Covers - 10 Gauge - ChromeFeaturesCNC-machined from forged billet aluminumDrastically change the look of your engineReplace OEM top rocker box coversIncludes...$549.95 -
Arlen Ness - 03-635 - Pushrod Tube Cover Kit - 10 Gauge® - Titanium - Twin Cam
Arlen Ness
$229.95Arlen Ness - 03-635 - Pushrod Tube Cover Kit - 10 Gauge® - Titanium - Twin CamFeaturesMachined from 6061-T6 billet aluminumLower tubes allow easy access for adjustable pushrodsKit includes lower...$229.95 -
Arlen Ness - 03-643 - Pushrod Tube Cover Kit - 10 Gauge® - Black - M8
Arlen Ness
$229.95Arlen Ness - 03-643 - Pushrod Tube Cover Kit - 10 Gauge® - Black - M8FeaturesMachined from 6061-T6 billet aluminumLower tubes allow easy access for adjustable pushrodsKit includes lower tubes, spring...$229.95 -
Arlen Ness - 03-634 - Pushrod Tube Cover Kit - 10 Gauge® - Black - Twin Cam
Arlen Ness
$229.95Arlen Ness - 03-634 - Pushrod Tube Cover Kit - 10 Gauge® - Black - Twin CamFeaturesMachined from 6061-T6 billet aluminumLower tubes allow easy access for adjustable pushrodsKit includes lower tubes,...$229.95 -
Arlen Ness - 03-630 - Pushrod Tube Cover Kit - Deep Cut® - Chrome - Twin Cam
Arlen Ness
$199.95Arlen Ness - 03-630 - Pushrod Tube Cover Kit - Deep Cut® - Chrome - Twin CamFeaturesMachined from 6061-T6 billet aluminumLower tubes allow easy access for adjustable pushrodsKit includes lower tubes,...$199.95 -
Arlen Ness - 03-642 - Pushrod Tube Cover Kit - 10 Gauge® - Chrome - M8
Arlen Ness
$229.95Arlen Ness - 03-642 - Pushrod Tube Cover Kit - 10 Gauge® - Chrome - M8FeaturesMachined from 6061-T6 billet aluminumLower tubes allow easy access for adjustable pushrodsKit includes lower tubes,...$229.95 -
Out of stock
Arlen Ness - 03-633 - Pushrod Tube Cover Kit - 10 Gauge® - Black - Twin Cam
Arlen Ness
$229.95Arlen Ness - 03-633 - Pushrod Tube Cover Kit - 10 Gauge® - Black - Twin CamFeaturesMachined from 6061-T6 billet aluminumLower tubes allow easy access for adjustable pushrodsKit includes lower tubes,...$229.95 -
Arlen Ness - 03-632 - Pushrod Tube Cover Kit - 10 Gauge® - Chrome - Twin Cam
Arlen Ness
$229.95Arlen Ness - 03-632 - Pushrod Tube Cover Kit - 10 Gauge® - Chrome - Twin CamFeaturesMachined from 6061-T6 billet aluminumLower tubes allow easy access for adjustable pushrodsKit includes lower tubes,...$229.95 -
Arlen Ness - 50-337 - Big Sucker™ Stage I Air Filter Kit - Black
Arlen Ness
$229.95Arlen Ness - 50-337 - Big Sucker™ Stage I Air Filter Kit - BlackFeaturesEach hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine...$229.95 -
Arlen Ness - 50-336 - Big Sucker™ Stage I Air Filter Kit - Wrinkle Black
Arlen Ness
$229.95Arlen Ness - 50-336 - Big Sucker™ Stage I Air Filter Kit - Wrinkle BlackFeaturesOne-Piece aluminum backing plate with hidden breather technologyEach hidden breather is O-ringed at the heads and exits...$229.95 -
Arlen Ness - 50-514 - Big Sucker™ Air Filter Kit - Chrome - Stage I
Arlen Ness
$199.95Arlen Ness - 50-514 - Big Sucker™ Air Filter Kit - Chrome - Stage IFeaturesEach hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine...$199.95 -
Arlen Ness - 50-570 - Big Sucker™ Air Filter Kit - Black - Stage I
Arlen Ness
$189.95Arlen Ness - 50-570 - Big Sucker™ Air Filter Kit - Black - Stage IFeaturesEach hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine...$189.95 -
Arlen Ness - 50-339 - Big Sucker™ Stage I Air Filter Kit - Wrinkle Black
Arlen Ness
$229.95Arlen Ness - 50-339 - Big Sucker™ Stage I Air Filter Kit - Wrinkle BlackFeaturesEach hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine...$229.95 -
Arlen Ness - 50-335 - Big Sucker™ Stage I Air Filter Kit - Wrinkle Black
Arlen Ness
$229.95Arlen Ness - 50-335 - Big Sucker™ Stage I Air Filter Kit - Wrinkle BlackFeaturesEach hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine...$229.95 -
Arlen Ness - 18-945 - Inverted Series Air Cleaner Kit - Black
Arlen Ness
$479.95Arlen Ness - 18-945 - Inverted Series Air Cleaner Kit - BlackFeaturesForged billet aluminum backing plate features Big Sucker™ hidden breather technology and a radius air inlet for smooth...$479.95 -
Arlen Ness - 50-334 - Big Sucker™ Stage I Air Filter Kit - Chrome
Arlen Ness
$229.95Arlen Ness - 50-334 - Big Sucker™ Stage I Air Filter Kit - ChromeFeaturesEach hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine...$229.95 -
Arlen Ness - 18-942 - Inverted Series Air Cleaner Kit - Chrome
Arlen Ness
$479.95Arlen Ness - 18-942 - Inverted Series Air Cleaner Kit - ChromeFeaturesForged billet aluminum backing plate features Big Sucker™ hidden breather technology and a radius air inlet for smooth...$479.95 -
Arlen Ness - 50-332 - Big Sucker™ Stage I Air Filter Kit - Chrome
Arlen Ness
$229.95Arlen Ness - 50-332 - Big Sucker™ Stage I Air Filter Kit - ChromeFeaturesEach hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine...$229.95 -
Arlen Ness - 18-941 - Inverted Series Air Cleaner Kit - Black
Arlen Ness
$479.95Arlen Ness - 18-941 - Inverted Series Air Cleaner Kit - BlackFeaturesForged billet aluminum backing plate features Big Sucker™ hidden breather technology and a radius air inlet for smooth...$479.95 -
Arlen Ness - 50-331 - Big Sucker™ Stage I Air Filter Kit - Chrome
Arlen Ness
$229.95Arlen Ness - 50-331 - Big Sucker™ Stage I Air Filter Kit - ChromeFeaturesOne-Piece aluminum backing plate with hidden breather technologyEach hidden breather is O-ringed at the heads and exits inside...$229.95 -
Arlen Ness - 50-330 - Big Sucker™ Stage I Air Filter Kit - Chrome
Arlen Ness
$229.95Arlen Ness - 50-330 - Big Sucker™ Stage I Air Filter Kit - ChromeFeaturesEach hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine...$229.95 -
Arlen Ness - 18-943 - Inverted Series Air Cleaner Kit - Black
Arlen Ness
$479.95Arlen Ness - 18-943 - Inverted Series Air Cleaner Kit - BlackFeaturesForged billet aluminum backing plate features Big Sucker™ hidden breather technology and a radius air inlet for smooth...$479.95 -
Arlen Ness - 18-940 - Inverted Series Air Cleaner Kit - Chrome
Arlen Ness
$479.95Arlen Ness - 18-940 - Inverted Series Air Cleaner Kit - ChromeFeaturesForged billet aluminum backing plate features Big Sucker™ hidden breather technology and a radius air inlet for smooth...$479.95 -
Arlen Ness - 18-441 - Big Sucker™ Air Filter Kit - Chrome - Stage I
Arlen Ness
$189.95Arlen Ness - 18-441 - Big Sucker™ Air Filter Kit - Chrome - Stage IFeaturesEach hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine...$189.95 -
Arlen Ness - 18-442 - Big Sucker™ Air Filter Kit - Black - Stage I
Arlen Ness
$179.95Arlen Ness - 18-442 - Big Sucker™ Air Filter Kit - Black - Stage IFeaturesEach hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine...$179.95
Arlen Ness Motorcycle Parts – Air Cleaners, Grips, Mirrors & Custom Accessories
For over five decades, Arlen Ness has set the standard in custom motorcycle design and performance engineering. Known for its blend of innovation, precision and style, Arlen Ness motorcycle parts enhance both the look and functionality of Harley-Davidson and custom builds. Each component is crafted to provide riders with unmatched performance, durability and individuality.
Among its most iconic products, the Arlen Ness Big Sucker Air Cleaner remains a favorite for Harley riders seeking increased airflow, horsepower and a sleek custom appearance. The brand’s Big Sucker covers, Velocity Series air cleaners and CNC machined billet accessories combine high performance with bold design, helping bikes perform as impressively as they look.
Riders can also upgrade comfort and control with Arlen Ness grips, mirrors, floorboards, and footpegs, all engineered for strength, precision, and comfort. From forged mirrors and 10-Gauge components to custom brake rotors and covers, every part reflects Arlen Ness’s legacy of innovation and dedication to riders who demand both performance and style. Whether you’re customizing your Harley-Davidson or refining a show quality build, Arlen Ness motorcycle parts deliver the craftsmanship and performance trusted by professionals and enthusiasts alike.