Arlen Ness® Big Sucker™ Stage 1 Air Filter Kit 50571

Fits 00-17 Harley Twin Cam (Exc. FBW and 99-01 FI FLT).

Big Sucker Stage 1 air cleaners are engineered and proven to give your engine maximum airflow for more horsepower & torque. The patented hidden breather backing plate is o-ringed at the heads and exits inside the mouth of the throttle body for a virtually closed loop system, eliminating the need for any external hoses or hardware.

Features:

• Increases Horsepower & Torque 
• Patented Hidden Breather Technology 
• Pre-Oiled & Synthetic High Performance Filters
• One-Piece Aluminum Backing Plate 
• Radius Air Inlet for Unobstructed Airflow  

Finish:

• Chrome / Black

Fitment:

• 2013-2015 Harley-Davidson Breakout FXSB
• 2012-2017 Harley-Davidson Wide Glide EFI FXDWGI
• 2012-2016 Harley-Davidson Switchback FLD
• 2012-2015 Harley-Davidson Softail Slim FLS
• 2012-2015 Harley-Davidson Softail Deluxe EFI FLSTNI
• 2012-2015 Harley-Davidson Softail Fat Boy EFI FLSTFI
• 2012-2015 Harley-Davidson Softail Heritage Classic EFI FLSTCI
• 2012-2015 Harley-Davidson Fat Boy Lo FLSTFB
• 2012-2013 Harley-Davidson Blackline FXS
• 2011 Harley-Davidson Blackline FXS
• 2010-2011 Harley-Davidson Fat Boy Lo FLSTFB
• 2010-2011 Harley-Davidson Wide Glide EFI FXDWGI
• 2008-2017 Harley-Davidson Fat Bob FXDF
• 2008-2017 Harley-Davidson Street Bob FXDB
• 2008-2014 Harley-Davidson Super Glide Custom EFI FXDCI
• 2008-2011 Harley-Davidson Softail Rocker C FXCWC
• 2008-2011 Harley-Davidson Softail Cross Bones FLSTSB
• 2008-2010 Harley-Davidson Super Glide EFI FXDI
• 2008-2009, 2015-2017 Harley-Davidson Low Rider EFI FXDL
• 2008-2009 Harley-Davidson Softail Rocker FXCW
• 2008 Harley-Davidson Wide Glide EFI FXDWGI
• 2007-2011 Harley-Davidson Softail Fat Boy EFI FLSTFI
• 2007-2011 Harley-Davidson Softail Heritage Classic EFI FLSTCI
• 2007-2011 Harley-Davidson Softail Deluxe EFI FLSTNI
• 2007-2010 Harley-Davidson Softail Custom EFI FXSTC
• 2007-2009 Harley-Davidson Softail Night Train EFI FXSTBI
• 2007 Harley-Davidson Road King Custom EFI FLHRS
• 2007 Harley-Davidson Electra Glide Ultra Classic EFI FLHTCUI
• 2007 Harley-Davidson Super Glide Custom EFI FXDCI
• 2007 Harley-Davidson Road Glide EFI FLTR
• 2007 Harley-Davidson Super Glide EFI FXDI
• 2007 Harley-Davidson Wide Glide EFI FXDWGI
• 2007 Harley-Davidson Road King EFI FLHR
• 2007 Harley-Davidson Street Glide EFI FLHX
• 2007 Harley-Davidson Street Bob FXDB
• 2007 Harley-Davidson Softail Deuce EFI FXSTDI
• 2007 Harley-Davidson Low Rider EFI FXDL
• 2007 Harley-Davidson Electra Glide Classic EFI FLHTCI
• 2007 Harley-Davidson Softail Standard EFI FXSTI
• 2006 Harley-Davidson Street Bob FXDB
• 2006 Harley-Davidson Street Glide FLHX
• 2006 Harley-Davidson Street Glide EFI FLHX
• 2006 Harley-Davidson Softail Heritage EFI FLSTI
• 2006 Harley-Davidson Super Glide FXD35
• 2006 Harley-Davidson Softail Night Train EFI FXSTBI
• 2006 Harley-Davidson Softail Standard FXST
• 2006 Harley-Davidson Softail Springer EFI FXSTSI
• 2006 Harley-Davidson Softail Springer FXSTS
• 2006 Harley-Davidson Softail Night Train FXSTB
• 2006 Harley-Davidson Softail Standard EFI FXSTI
• 2006 Harley-Davidson Super Glide EFI FXDI
• 2006 Harley-Davidson Softail Heritage FLST
• 2006 Harley-Davidson Wide Glide EFI FXDWGI
• 2006 Harley-Davidson Super Glide Custom EFI FXDCI
• 2005-2007 Harley-Davidson Softail Springer Classic EFI FLSTSCI
• 2005-2006 Harley-Davidson Softail Springer Classic FLSTSC
• 2005-2006 Harley-Davidson Softail Deluxe EFI FLSTNI
• 2005-2006 Harley-Davidson Softail Deluxe FLSTN
• 2005 Harley-Davidson Super Glide Custom FXDC
• 2005 Harley-Davidson 15th Anniversary Fat Boy FLSTF
• 2005 Harley-Davidson Super Glide Custom EFI FXDCI
• 2004-2006 Harley-Davidson Road King Custom EFI FLHRS
• 2004-2006 Harley-Davidson Road King Custom FLHRS
• 2004-2006 Harley-Davidson Electra Glide Standard FLHT
• 2004-2006 Harley-Davidson Road King Classic EFI FLHRC
• 2004-2006 Harley-Davidson Electra Glide Classic EFI FLHTCI
• 2004-2006 Harley-Davidson Road King FLHR
• 2004-2006 Harley-Davidson Softail Heritage Classic FLSTC
• 2004-2006 Harley-Davidson Softail Fat Boy FLSTF
• 2004-2006 Harley-Davidson Softail Heritage Classic EFI FLSTCI
• 2004-2006 Harley-Davidson Softail Fat Boy EFI FLSTFI
• 2004-2006 Harley-Davidson Electra Glide Standard EFI FLHTI
• 2004-2006 Harley-Davidson Road Glide EFI FLTR
• 2004-2005 Harley-Davidson Super Glide EFI FXDI
• 2004-2005 Harley-Davidson Super Glide Sport EFI FXDXI
• 2004-2005 Harley-Davidson Electra Glide Classic FLHTC
• 2004-2005 Harley-Davidson Wide Glide EFI FXDWGI
• 2003-2005 Harley-Davidson Softail Night Train EFI FXSTBI
• 2003-2005 Harley-Davidson Softail Springer FXSTS
• 2003-2005 Harley-Davidson Softail Night Train FXSTB
• 2003-2005 Harley-Davidson Softail Springer EFI FXSTSI
• 2003-2005 Harley-Davidson Softail Standard FXST
• 2003-2005 Harley-Davidson Softail Standard EFI FXSTI
• 2003 Harley-Davidson Electra Glide Standard EFI FLHTI
• 2003 Harley-Davidson Softail Heritage Springer EFI FLSTSI
• 2003 Harley-Davidson Softail Heritage Springer FLSTS
• 2002-2005 Harley-Davidson Wide Glide FXDWG
• 2002-2005 Harley-Davidson Low Rider FXDL
• 2002-2005 Harley-Davidson Super Glide FXD
• 2002-2003 Harley-Davidson Road Glide EFI FLTR
• 2002-2003 Harley-Davidson Road King Classic EFI FLHRC
• 2002-2003 Harley-Davidson Electra Glide Classic EFI FLHTCI
• 2002-2003 Harley-Davidson Softail Fat Boy EFI FLSTFI
• 2001-2006 Harley-Davidson Softail Deuce EFI FXSTDI
• 2001-2003 Harley-Davidson Softail Heritage Classic EFI FLSTCI
• 2001-2002 Harley-Davidson Softail Heritage Springer EFI FLSTSI
• 2001-2002 Harley-Davidson Softail Night Train EFI FXSTBI
• 2001-2002 Harley-Davidson Softail Springer EFI FXSTSI
• 2001-2002 Harley-Davidson Softail Standard EFI FXSTI
• 2001 Harley-Davidson Softail Fat Boy EFI FLSTFI
• 2000-2006 Harley-Davidson Softail Deuce FXSTD
• 2000-2003 Harley-Davidson Softail Heritage Classic FLSTC
• 2000-2003 Harley-Davidson Softail Fat Boy FLSTF
• 2000-2002 Harley-Davidson Softail Springer FXSTS
• 2000-2002 Harley-Davidson Softail Night Train FXSTB
• 2000-2002 Harley-Davidson Softail Standard FXST
• 2000-2002 Harley-Davidson Softail Heritage Springer FLSTS
• 1999-2005 Harley-Davidson Super Glide Sport FXDX
• 1999-2003 Harley-Davidson Electra Glide Classic FLHTC
• 1999-2003 Harley-Davidson Road King FLHR
• 1999-2003 Harley-Davidson Electra Glide Standard FLHT
• 1999-2002 Harley-Davidson Road Glide FLTR
• 1999-2001 Harley-Davidson Wide Glide FXDWG
• 1999-2001 Harley-Davidson Low Rider FXDL
• 1999-2001 Harley-Davidson Super Glide FXD
• 1999-2000 Harley-Davidson Dyna Convertible FXDS-CONV
• 1999 Harley-Davidson Electra Glide Ultra Classic FLHTCU