2001 Harley Davidson Fat Boy Air Cleaners
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Vance & Hines®VO2 Skullcap CrownHarley Davidson Fat Boy 2001, VO2 Skullcap Crown by Vance & Hines®. Add a touch of class to your VO2 Naked Air Intake with a Vance & Hines VO2 Filter Skullcap. Styled with subtle creasing and a chrome mesh, the VO2 Skullcap consists of...Single bolt mountFits all VO2 Naked applications$79.99 - K&N®57 Series FIPK Generation II Cold Air Intake SystemHarley Davidson Fat Boy without Lower Fairings 2001, 57 Series FIPK Generation II Cold Air Intake System by K&N®. This kit improves airflow into your engine. It includes a K&N air filter and a custom designed air intake tube. The K&N...Guaranteed to increase horsepowerDesigned to improve throttle response and engine sound$199.99 - $299.99
- K&N®Power Sport Air Intake SystemHarley Davidson Fat Boy 2001, Power Sport Air Intake System by K&N®. K&N Powersports Air Filters are designed to satisfy the needs of racers and engine builders as well as the average motorcycle or ATV owner who wants the best oil...High performance design for outstanding filtrationHigh-efficiency media with uniform pleats$299.99
- K&N®Street Metal Air Cleaner AssemblyHarley Davidson Fat Boy 2001, Street Metal Air Cleaner Assembly by K&N®. K&N Street Metal Series High-Flow Air Cleaner Assembly are designed to satisfy the needs of racers and engine builders as well as the average motorcycle or ATV...Washable and reusableChrome-plated cover$199.99 - $349.99
- Biker's Choice®Custom Old Style Air CleanerUniversal Custom Old Style Air Cleaner by Biker's Choice®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured...Chrome-platedDesigned to provide unrivaled value and maximum reliability$54.26
- aFe®Air Intake Housing Clear WindowUniversal Air Intake Housing Clear Window by aFe®. With its durable injection molded polycarbonate construction, this filter sight window is resistant to cracking and impact. Its transparent finish allows for hassle-free filter...Durable Injection Molded Clear Polycarbonate ConstructionEasily Secured to Housing with Six Included Push Nuts$9.00 - $23.00
- Kuryakyn®Pro-Series/Pro-R Hypercharger™ Case ScrewsUniversal Pro-Series/Pro-R Hypercharger™ Case Screws by Kuryakyn®. Replacement components for Kuryakyn Pro-R and Pro-Series Hypercharger air cleaners. This top-grade product is expertly made in compliance with stringent industry...Thoroughly developed for unbeatable quality and enduring valueMade with experience and proven by quality$9.86
- K&N®63 Series Aircharger Cold Air Intake SystemHarley Davidson Fat Boy without Lower Fairings 2001, 63 Series Aircharger Cold Air Intake System by K&N®. Increased airflow and air volume into your engine results in more horsepower and torque, and better acceleration you can feel....Guaranteed to increase horsepower and improve accelerationCustom designed and engineered for each application$299.99 - $319.99
- Vance & Hines®VO2 Blade Air Cleaner KitHarley Davidson Fat Boy 2001, VO2 Blade Air Cleaner Kit by Vance & Hines®. Shift into high gear with the VO2 Blade from Vance & Hines. The sharp clean lines of the Blade will give your v-twin the edge in both show and go, making use of...CNC Machined Billet CoverHigh Capacity Washable Air Filter Element$362.87 - $397.43
- Vance & Hines®VO2 Cage Fighter Air IntakeHarley Davidson Fat Boy 2001, VO2 Cage Fighter Air Intake by Vance & Hines®. Sporting a sleek and minimalistic design, the VO2 Cage Fighter is designed for maximum air flow to the filter element while providing a custom look.Includes Washable High Flow Filter ElementIncludes Large Inlet Backing Plate and Billet Venturi$252.71 - $279.99
- Arlen Ness®Big Sucker™ 10-Gauge Cover for Stage I Big Sucker™Harley Davidson Fat Boy 2001, Big Sucker™ 10-Gauge Cover for Stage I Big Sucker™ by Arlen Ness®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and...CNC machined from billet aluminumMatching 10-Gauge accessories for every angle of your machine$159.95
- Arlen Ness®Big Sucker™ Red Replacement Standard Filter for Stage II Big Suckers™ Air CleanerHarley Davidson Fat Boy 2001, Big Sucker™ Red Replacement Standard Filter for Stage II Big Suckers™ Air Cleaner by Arlen Ness®. Complete high performance air filter kits include a 20% larger air filter than the Stage I kits, for...Each filter is handmade in the U.S.A. one at a time using the finest materialsFilters are pre-oiled, washable and feature 4-layers of surgical grade cotton for optimum filtration and maximum airflow$79.95
- Arlen Ness®Big Sucker™ Scalloped Cover for Stage I Big Sucker™ Air CleanerHarley Davidson Fat Boy 2001, Big Sucker™ Scalloped Cover for Stage I Big Sucker™ Air Cleaner by Arlen Ness®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a...CNC machined from billet aluminumClassic timeless styling$129.95
- Arlen Ness®Big Sucker™ Smooth Cover for Stage I Big Sucker™ Air CleanerHarley Davidson Fat Boy 2001, Big Sucker™ Smooth Cover for Stage I Big Sucker™ Air Cleaner by Arlen Ness®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced...Stamped Arlen Ness logoIncludes mounting hardware$59.95 - $116.95
- Arlen Ness®Big Sucker™ Stage I Brushed Air Cleaner KitHarley Davidson Fat Boy 2001, Big Sucker™ Stage I Brushed Air Cleaner Kit by Arlen Ness®. The Billet Sucker High performance air filter kits feature an exposed air filter with a billet outer cover for great style and performance. The...Thoroughly developed for unbeatable quality and enduring valueMade with experience and proven by quality$219.95
- Arlen Ness®Big Sucker™ Stage I Carbon Air Cleaner KitHarley Davidson Fat Boy 2001, Big Sucker™ Stage I Carbon Air Cleaner Kit by Arlen Ness®. The Billet Sucker High performance air filter kits feature an exposed air filter with a billet outer cover for great style and performance. The...Thoroughly developed for unbeatable quality and enduring valueMade with experience and proven by quality$319.95
- Arlen Ness®Big Sucker™ Stage I Knuckled Air Cleaner KitHarley Davidson Fat Boy 2001, Big Sucker™ Stage I Knuckled Air Cleaner Kit by Arlen Ness®. The Billet Sucker High performance air filter kits feature an exposed air filter with a billet outer cover for great style and performance. The...Thoroughly developed for unbeatable quality and enduring valueMade with experience and proven by quality$299.95 - $319.95
- Arlen Ness®Big Sucker™ Stage I OEM Style Air Cleaner KitHarley Davidson Fat Boy 2001, Big Sucker™ Stage I OEM Style Air Cleaner Kit by Arlen Ness®. The Billet Sucker High performance air filter kits feature an exposed air filter with a billet outer cover for great style and performance....Thoroughly developed for unbeatable quality and enduring valueMade with experience and proven by quality$159.95 - $199.95
- Arlen Ness®Big Sucker™ Stage I Smooth Air Cleaner KitHarley Davidson Fat Boy 2001, Big Sucker™ Stage I Smooth Air Cleaner Kit by Arlen Ness®. Stage I Big Sucker™ air cleaner kit equipped with Arlen Ness Smooth custom outer cover for an exposed intake setup with clean style. The Smooth...Thoroughly developed for unbeatable quality and enduring valueMade with experience and proven by quality$219.95 - $251.95
- Arlen Ness®Big Sucker™ Stage II Air Cleaner Kit with Steel CoverHarley Davidson Fat Boy 2001, Big Sucker™ Stage II Air Cleaner Kit with Steel Cover by Arlen Ness®. Complete high performance air filter kits include a 20% larger air filter than the Stage I kits, for more airflow. Choose between red...Thoroughly developed for unbeatable quality and enduring valueMade with experience and proven by quality$179.95 - $229.95
- Arlen Ness®Big Sucker™ Stage II Replacement Air FilterHarley Davidson Fat Boy 2001, Big Sucker™ Replacement Air Filter by Arlen Ness®. Complete high performance air filter kits include a 20% larger air filter than the Stage I kits, for more airflow. Each kit contains backing plate,...Thoroughly developed for unbeatable quality and enduring valueMade with experience and proven by quality$89.95
- Arlen Ness®Big Sucker™ Stage II Scalloped CoverHarley Davidson Fat Boy 2001, Big Sucker™ Stage II Scalloped Cover by Arlen Ness®. Complete high performance air filter kits include a 20% larger air filter than the Stage I kits, for more airflow. Choose between red or stainless...CNC machined from billet aluminumClassic timeless styling$149.95
- Arlen Ness®Big Sucker™ Stage II Smooth Steel CoverHarley Davidson Fat Boy 2001, Big Sucker™ Stage II Smooth Steel Cover by Arlen Ness®. Complete high performance air filter kits include a 20% larger air filter than the Stage I kits, for more airflow. Choose between red or stainless...Formed from high quality steelStamped Arlen Ness logo$69.95
- Arlen Ness®Crossfire Air CleanerHarley Davidson Fat Boy 2001, Crossfire Air Cleaner by Arlen Ness®. The Crossfire air cleaner designed is inspired by the all-new Prodigy wheel found on 2021 Special Touring models. Each Crossfire intake features a clear polycarbonate...Black anodize finish with CNC machined accentsRe-usable / washable filter$413.96
- Arlen Ness®Inverted Series 10-Gauge Air Cleaner KitHarley Davidson Fat Boy 2001, Inverted Series 10-Gauge Air Cleaner Kit by Arlen Ness®. The 10-Gauge Inverted Series air cleaner combines the patented Big Sucker™ technology and an inverted filter top that maximizes airflow by pulling...All mounting hardware and gaskets are includedThoroughly developed for unbeatable quality and enduring value$479.95 - $489.95
- Arlen Ness®Inverted Series 15-Spoke Air Cleaner KitHarley Davidson Fat Boy 2001, Inverted Series 15-Spoke Air Cleaner Kit by Arlen Ness®. The ultimate combination of performance and design for your V-Twin engine. Each handmade air filter is made in the USA and features an inverted...Anodized finishAll mounting hardware and gaskets are included$479.95
- Arlen Ness®Inverted Series Beveled Air Cleaner KitHarley Davidson Fat Boy 2001, Inverted Series Beveled Air Cleaner Kit by Arlen Ness®. The Beveled Inverted Series air cleaner combines the patented Big Sucker™ technology and an inverted filter top that maximizes airflow by pulling in...All mounting hardware and gaskets are includedThoroughly developed for unbeatable quality and enduring value$479.95
- Arlen Ness®Inverted Series Deep Cut Air Cleaner KitHarley Davidson Fat Boy 2001, Inverted Series Deep Cut Air Cleaner Kit by Arlen Ness®. The Deep Cut Inverted Series air cleaner combines the patented Big Sucker™ technology and an inverted filter top that maximizes airflow by pulling...All mounting hardware and gaskets are includedThoroughly developed for unbeatable quality and enduring value$479.95
- Arlen Ness®Inverted Series Drift Air Cleaner KitHarley Davidson Fat Boy 2001, Inverted Series Drift Air Cleaner Kit by Arlen Ness®. The ultimate combination of performance and design for your V-Twin engine. Each handmade air filter is made in the USA and features an inverted pleated...Anodized finishAll mounting hardware and gaskets are included$479.95
- Arlen Ness®Inverted Series Slot Track Air Cleaner KitHarley Davidson Fat Boy 2001, Inverted Series Slot Track Air Cleaner Kit by Arlen Ness®. The Slot Track Inverted Series air cleaner combines the patented Big Sucker™ technology and an inverted filter top that maximizes airflow by...All mounting hardware and gaskets are includedThoroughly developed for unbeatable quality and enduring value$459.95
