20 Best Stage 1 Air Cleaner For Harley Davidson M8 (2023 Updated)

Features patented Big Sucker hidden breather technology and a forward facing 65 intake design that produces the highest air flow performance numbers (CFM) tested. Ness hidden breathers are o-ringed at the heads and exist out the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware.

Filter features a built-in inverted top to pull in air not only from all sides of the filter but also the front, which directs more performance gaining airflow into your engine. Each filter is constructed from synthetic material that is water resistant, which in most cases eliminates the need for a rain sock.

Integrated radius air inlet for performance gaining unobstructed airflow. Milwaukee-Eight engine applications include a throttle servo cover. Filters are re-usable and do not require oil, just rinse and re-use.

Choose from black or chrome finish. Harley Davidson FLDE Deluxe 107 2018-2019 Harley Davidson FLFB Fat Boy 107 2018-2019 Harley Davidson FLFBS Fat Boy 114 2018-2019 Harley Davidson FLHC Heritage Classic 107 2018-2019 Harley Davidson FLHCS Heritage Classic 114 2018-2019 Harley Davidson FLHR Road King 2017-2019 Harley Davidson FLHRXS Road King Special 2017-2019 Harley Davidson FLHT Electra Glide Standard 2019 Harley Davidson FLHX Street Glide 2017-2019 Harley Davidson FLHXS Street Glide Special 2017-2019 Harley Davidson FLRT Freewheeler 2017-2019 Harley Davidson FLSB Sport Glide 107 2018-2019 Harley Davidson FLSL Softail Slim 107 2018-2019 Harley Davidson FLTRU Road Glide Ultra 2017-2019 Harley Davidson FLTRX Road Glide 2017-2019 Harley Davidson FLTRXS Road Glide Special 2017-2019 Harley Davidson FXBB Street Bob 107 2018-2019 Harley Davidson FXBR Breakout 107 2018-2019 Harley Davidson FXBRS Breakout 114 2018-2019 Harley Davidson FXFB Fat Bob 107 2018-2019 Harley Davidson FXFBS Fat Bob 114 2018-2019 Harley Davidson FXLR Low Rider 107 2018-2019.

Feature a one-piece aluminum backing plate/CARB support bracket eliminate the need for Banjo fittings, hoses and filter breather passages exit at the mouth of the carburetor/throttle body, creating a virtually closed-loop system.

One-piece aluminum backing plate features patented hidden breather technology – Each hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware – Radius air inlet provides maximum performance by providing unobstructed airflow – Backing plates are available in black powder coat or chrome finish – Kits are available with standard red filter elements – Standard red filters are pre-oiled, washable and feature four-layers of surgical grade cotton for optimum filtration and maximum airflow – All kits include high-performance filter, backing plate and steel outer cover – All necessary hardware and instructions are included with each kit.

K&N’s high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing excellent engine protection for your motorcycle.

K&N’s high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance.

Designed to increase horsepower and torque. Accordion design provides increased surface area and optimum filtration. Application-specific sealing bead ensures an airtight fit. Original K&N high-flow technology.

One-piece aluminum backing plate features patented hidden breather technologyeach hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardwareradius air inlet provides maximum performance by providing unobstructed airflowbacking plates are available in natural, black, or chromeincludes standard filters that are pre-oiled, washable and feature four-layers of surgical grade cotton for optimum filtration and maximum airflowaccepts oem outer coverall necessary hardware and instructions are included with each kitbig sckr stg 1 oem cvr chrome.

Arlen Ness Smooth Stage 1 Big Sucker Air Cleaner Kit For Harley Milwaukee Eight Arlen Ness, the King of Choppers, knows a thing or two about performance. Simply, the Big Sucker is designed to give your engine maximum airflow for maximum performance.

Big Sucker kits feature patented, hidden breather backing plate technology – this means the breathers are incorporated into the air cleaner housing itself. Gone are unsightly external hoses and hardware, giving your bike a super-clean look.

Each hidden breather has a sealing O-ring at the heads and exits at the carburetor or throttle body inlet to provide efficient internal engine pressure relief. All kits include a Big Sucker backing plate, high-flow filter, chrome banjo bolts, gasket, hardware, and simple instructions.

Made in the USA. Features: Hidden breather technology built into backing plate Steel or billet aluminum outer cover High-flow air filter Banjo bolts Gaskets, hardware and simple instructions included Made in the USA Note: Images for finish demonstration only.

All filters are red and pre-oiled.

The Billet Sucker High performance air filter kits feature an exposed air filter with a billet outer cover for great style and performance. Available with a standard red air filter or the new SS stainless steel jacketed air filter.

The Big Sucker kits are designed to be used with the stock outer air filter cover or a Arlen Ness custom outer cover. Choose between red or stainless steel jacketed pre-oiled filters. Kits labeled O.

E. M. cover will only accept stock air cleaner covers. Kits include backing plate, filter, breather bolts, steel cover and necessary hardware.

Arlen Ness 18-321 Air Filter Arlen Ness Stage 1 Big Sucker Air Cleaner Kit For Harley Twin Cam 1999-2012Arlen Ness, the ” – King of Choppers,” knows a thing or two about performance. Simply, the Big Sucker is designed to give your engine maximum airflow for maximum performance.

Testing shows that by simply installing a Big Sucker kit, horsepower gains of up to 21% are attainable. – Big Sucker kits feature patented, hidden breather backing plate technology – this means the breathers are incorporated into the air cleaner housing itself.

Gone are unsightly external hoses and hardware, giving your bike a super-clean look. Each hidden breather has a sealing O-ring at the heads and exits at the carburetor or throttle body inlet to provide efficient internal engine pressure relief.

– The air filter elements are made one at a time using the finest materials available. Filters are all pre-oiled, and feature four layers of surgical-grade cotton to promote airflow and filter air effectively.

The filters are hand-poured one at a time in a urethane body, unlike many other filters that are spun, which can leave a residue on the filtration media. – All kits include a Big Sucker backing plate, high-flow filter, chrome banjo bolts, gasket, hardware, and simple instructions.

– Note Air cleaner images are for reference only. – Fitment Information – Harley Big Twin bikes with Twin Cam engine 1999-2012 except for2008-2012 Electra/Tri Glide (FLHT)2008-2012 Road King (FLHR)2008-2012 Road Glide (FLTR)2008-2012 Street Glide/Street Glide Trike (FLHX)1999-2001 Electra Glide with Fuel Injection (FLHTI)1999-2001 Road King with Fuel Injection (FLHRI)1999-2001 Road Glide (FLTR).

These high performance air filter kits feature an exposed air filter with a outer cover for great style and performance – Features a one-piece aluminum backing plate/carb support bracket – Eliminates the need for banjo fittings, hoses, and clamps – Breather passages exit at the mouth of the carburetor/throttle body, creating a virtually closed-loop system – Pre-oiled filter element available in red or stainless jacketed styles – Backing plates available in standard, chrome, or black finish – All necessary hardware and instructions included.

Features a one-piece aluminum backing plate/carb support bracket with patented hidden breather technology and radius air inlet Eliminates the need for banjo fittings, hoses and filter Breather passages exit at the mouth of the carburetor/throttle body, creating a virtually closed-loop system.

These high performance air filter kits feature an exposed air filter with a outer cover for great style and performance. Features a one-piece aluminium backing plate/carb support bracket. Eliminates the need for banjo fittings, hoses, and clamps.

Breather passages exit at the mouth of the carburetor/throttle body, creating a virtually closed-loop system. Pre-oiled filter element available in red or stainless jacketed styles. Backing plates available in standard, chrome, or black finish.

All necessary hardware and instructions included. Harley Davidson FLHR Road King 2008-2015 Harley Davidson FLHRC Road King Classic 2008-2013 Harley Davidson FLHT Electra Glide Standard 2008-2009 Harley Davidson FLHTC Electra Glide Classic 2008-2013 Harley Davidson FLHTCU Electra Glide Ultra Classic 2008-2015 Harley Davidson FLHTCUL Electra Glide Ultra Classic Low 2015 Harley Davidson FLHTCUTG Tri Glide Ultra 2014-2015 Harley Davidson FLHTCUTG Tri Glide Ultra Classic 2009-2013 Harley Davidson FLHTK Electra Glide Ultra Limited 2010-2014 Harley Davidson FLHTK Ultra Limited 2015 Harley Davidson FLHTKL Ultra Limited Low 2015 Harley Davidson FLHX Street Glide 2008-2015 Harley Davidson FLHXS Street Glide Special 2014-2015 Harley Davidson FLHXXX Street Glide Trike 2010-2011 Harley Davidson FLRT Freewheeler 2015 Harley Davidson FLTR Road Glide 2008-2009 Harley Davidson FLTRU Road Glide Ultra 2011-2013 Harley Davidson FLTRX Road Glide 2015 Harley Davidson FLTRX Road Glide Custom 2010-2013 Harley Davidson FLTRXS Road Glide Special 2015 These high performance air filter kits feature an exposed air filter with a outer cover for great style and performance Features a one-piece aluminium backing plate/carb support bracket Eliminates the need for banjo fittings, hoses, and clamps Breather passages exit at the mouth of the carburetor/throttle body, creating a virtually closed-loop system Pre-oiled filter element available in red or stainless jacketed styles.

Features a one-piece aluminum backing plate/carb support bracket. Eliminates the need for banjo fittings, hoses, and clamps. Breather passages exit at the mouth of the carburetor/throttle body, creating a virtually closed-loop system.

Pre-oiled filter element available in red or stainless jacketed styles. Backing plates available in standard, chrome, or black finish. All necessary hardware and instructions included. Harley Davidson FLHR Road King 2017-2018Harley Davidson FLHRXS Road King Special 2017-2018Harley Davidson FLHTCU Electra Glide Ultra Classic 2017-2018Harley Davidson FLHTCUTG Tri Glide Ultra 2017-2018Harley Davidson FLHTK Ultra Limited 2017-2018Harley Davidson FLHTKL Ultra Limited Low 2017-2018Harley Davidson FLHX Street Glide 2017-2018Harley Davidson FLHXS Street Glide Special 2017-2018Harley Davidson FLRT Freewheeler 2017-2018Harley Davidson FLTRU Road Glide Ultra 2017-2018Harley Davidson FLTRX Road Glide 2017-2018Harley Davidson FLTRXS Road Glide Special 2017-2018.

Arlen Ness 18-320 Air Filter Arlen Ness Stage 1 Big Sucker Stainless Jacketed Filter Air Cleaner Kit For Harley Touring 2008-2013Arlen Ness, the ” – King of Choppers”, knows a thing or two about performance.

Simply, the Big Sucker is designed to give your engine maximum airflow for maximum performance. Testing shows that by simply installing a Big Sucker kit, horsepower gains of up to 21% are attainable.

– Big Sucker kits feature patented, hidden breather backing plate technology – this means the breathers are incorporated into the air cleaner housing itself. Gone are unsightly external hoses and hardware, giving your bike a super-clean look.

Each hidden breather has a sealing O-ring at the heads and exits at the carburetor or throttle body inlet to provide efficient internal engine pressure relief. – The air filter elements are made one at a time using the finest materials available.

Filters are all pre-oiled, and feature four layers of surgical-grade cotton to promote airflow and filter air effectively. The filters are hand-poured one at a time in a urethane body, unlike many other filters that are spun, which can leave a residue on the filtration media.

– All kits include a Big Sucker backing plate, high-flow filter, chrome banjo bolts, gasket, hardware, and simple instructions. – The Stainless Jacketed Filter differs from the Standard Filter in two areas The mesh supporting the gauze is made of a rust-resistant stainless steel as opposed to standard carbon steel, and the cotton filtration gauze is in its natural (white) color, rather then the pink/red hue of the Standard Filter.

– Note Air cleaner images are for reference only. – Fitment Information – Street Glide (FLHX), Road Glide (FLTR), Road King (FLHR), and Electra Glide including Tri Glide (FLHT) 2008-2013.

These complete high performance air filter kits include a 20% larger air filter than Stage I kits, a billet aluminum or stamped steel outer cover and patented Big. Sucker backing plate. Eliminates the need for banjo fittings, hoses, and clamps.

Breather passages exit at the mouth of the carburetor/throttle body, creating a virtually closed-loop system. Pre-oiled filter element available in standard or stainless finish. Backing plate offered in plain, chrome or black finish.

Harley Davidson FLD Switchback 2012-2016Harley Davidson FLHR Road King 1999-2006Harley Davidson FLHRCI Road King Classic 2002-2006Harley Davidson FLHRI Road King 2002-2006Harley Davidson FLHRS Road King Custom 2004-2006Harley Davidson FLHRSI Road King Custom 2004-2006Harley Davidson FLHT Electra Glide Standard 1999-2006Harley Davidson FLHTC Electra Glide Classic 1999-2005Harley Davidson FLHTCI Electra Glide Classic 2002-2006Harley Davidson FLHTCUI Electra Glide Ultra Classic 2002-2006Harley Davidson FLHTI Electra Glide Standard 2003-2006Harley Davidson FLHX Street Glide 2006Harley Davidson FLHXI Street Glide 2006Harley Davidson FLS Softail Slim 2012-2015Harley Davidson FLST Heritage Softail 2006Harley Davidson FLSTC Heritage Softail Classic 2000-2015Harley Davidson FLSTCI Heritage Softail Classic 2001-2006Harley Davidson FLSTF Fat Boy 2000-2015Harley Davidson FLSTFB Fat Boy Lo 2010-2015Harley Davidson FLSTFI Fat Boy 2001-2006Harley Davidson FLSTI Heritage Softail 2006Harley Davidson FLSTN Softail Deluxe 2005-2015Harley Davidson FLSTNI Softail Deluxe 2005-2006Harley Davidson FLSTS Heritage Springer 2000-2003Harley Davidson FLSTSB Cross Bones 2008-2011Harley Davidson FLSTSC Softail Springer Classic 2005-2007Harley Davidson FLSTSCI Softail Springer Classic 2005-2006Harley Davidson FLSTSI Heritage Springer 2001-2003Harley Davidson FLTR Road Glide 1999-2002Harley Davidson FLTRI Road Glide 2002-2006Harley Davidson FXCW Rocker 2008-2009Harley Davidson FXCWC Rocker C 2008-2011Harley Davidson FXD Dyna Super Glide 2007-2010Harley Davidson FXD Dyna Super Glide 1999-2005Harley Davidson FXDB Street Bob 2007-2017Harley Davidson FXDBI Street Bob 2006Harley Davidson FXDC Super Glide Custom 2007-2014Harley Davidson FXDC Super Glide Custom 2005Harley Davidson FXDCI Super Glide Custom 2005-2006Harley Davidson FXDF Fat Bob 2008-2017Harley Davidson FXDI Dyna Super Glide 2004-2006Harley Davidson FXDI35 Dyna 35th Anniversary Super Glide 2006Harley Davidson FXDL Dyna Low Rider 2007-2009Harley Davidson FXDL Dyna Low Rider 1999-2005Harley Davidson FXDL Low Rider 2014-2017Harley Davidson FXDLI Dyna Low Rider 2004-2006Harley Davidson FXDS-Conv Dyna Convertible 1999-2000Harley Davidson FXDWG Dyna Wide Glide 2010-2017Harley Davidson FXDWG Dyna Wide Glide 2007-2008Harley Davidson FXDWG Dyna Wide Glide 1999-2005Harley Davidson FXDWGI Dyna Wide Glide 2004-2006Harley Davidson FXDX Dyna Super Glide Sport 1999-2005Harley Davidson FXDXI Dyna Super Glide Sport 2004-2005Harley Davidson FXS Blackline 2011-2013Harley Davidson FXSB Breakout 2013-2015Harley Davidson FXST Softail Standard 2000-2007Harley Davidson FXSTB Night Train 2000-2009Harley Davidson FXSTBI Night Train 2001-2006Harley Davidson FXSTC Softail Custom 2007-2010Harley Davidson FXSTD Softail Deuce 2000-2007Harley Davidson FXSTDI Softail Deuce 2001-2006Harley Davidson FXSTI Softail Standard 2001-2006Harley Davidson FXSTS Springer Softail 2000-2006Harley Davidson FXSTSI Springer Softail 2001-2006.

Ness hidden breathers are O-ringed at the heads and exits out the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware. The inverted 90 Degree -style filter features a built-in inverted top to pull in air not only from all sides of the filter but also the front, which results in more performance gaining airflow Each filter is constructed from synthetic material that is water-resistant, which in most cases eliminates the need for a rain sock.

Filters are re-usable and do not require oil, just rinse and re-use Kits are available with or without Arlen Ness forged billet cover, covers styles available in: Deep Cut, 10-gauge or Beveled Forged billet covers can be added at any time to any Ness standard Monster Sucker kits that were originally purchased without covers.

Features a one-piece aluminum backing plate/carb support bracket with patented hidden Breather technology and radius air inlet Eliminates the need for banjo Fittings, Hoses and filter Breather passages exit at the mouth of the carburetor/throttle body, creating a virtually closed-loop system Kit Includes a 20% larger high-performance filter and Steel outer cover Pre-oiled filters Available in two styles: standard or stainless-steel jacketed.

Ness hidden breathers are O-ringed at the heads and exits out the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware. The inverted 90 Degree -style filter features a built-in inverted top to pull in air not only from all sides of the filter but also the front, which results in more performance gaining airflow Each filter is constructed from synthetic material that is water-resistant, which in most cases eliminates the need for a rain sock.

Filters are re-usable and do not require oil, just rinse and re-use Kits are available with or without Arlen Ness forged billet cover, covers styles available in: Deep Cut, 10-gauge or Beveled Forged billet covers can be added at any time to any Ness standard Monster Sucker kits that were originally purchased without covers.

For well over a decade the Big Sucker has been the best selling and most efficient air cleaner on the market period – The Big Sucker is engineered to give your engine maximum airflow, which means more horsepower, more torque, and overall improved performance – Dyno testing has shown the up to a 21 percent gain in horsepower from simply adding a Big Sucker kit to your V-twin engine – PATENTED HIDDEN BREATHER BACKING PLATE:One-piece aluminum backing plate features our patented hidden breather technology – Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/crab to provide efficient engine breathing, eliminating the need for any external hoses or hardware – Radius air inlet provides maximum performance by providing unobstructed airflow – Backing plates are available in Standard, Black Powder Coat, or Chrome finish – HAND MADE FILTER ELEMENT:Each filter is handmade in the U.

S. A. one at a time using the finest materials available – Filters are available in red or synthetic jacketed filter elements – Standard red filters are pre-oiled, washable and feature 4-layers of surgical grade cotton for optimum filtration and maximum airflow – Synthetic steel jacketed filters feature a synthetic material that is water resistant and never needs to be oiled.

Just wash and re-use – Unlike most other filters, our process of hand pouring each filter ensures a strong clean bond between filter element and body with no restrictive urethane residue on the filter element – BIG SUCKER STAGES:Big Sucker Air Cleaner kits are available in 3 stages: Stage 1, Stage 2, and Derby Sucker – Stage 1 kits give the option to use either your OEM air cleaner cover or to install an Arlen Ness custom cover – Stage 2 kits feature a 20% larger filter element over Stage 1 for even more airflow and require the use of a custom outer cover – Derby Sucker kits feature a 20% larger filter element over Stage 1 and allow the use of any 5-hole derby cover – A.

R. B Compliant:ARB E. O. D-639-5.

One-piece aluminum backing plate features patented hidden breather technology Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware Radius air inlet provides maximum performance by providing unobstructed airflow Backing plates are available in black powder coat or chrome finish Kits are available with standard red or synthetic black filter elements Standard red filters are pre-oiled, washable and feature four-layers of surgical grade cotton for optimum filtration and maximum airflow Synthetic filters feature a black synthetic material that is water resistant and never needs to be oiled; just wash and re-use All kits include high-performance filter, backing plate, steel outer cover, hardware and instructions.