Arlen Ness Big Sucker Stage I Air Filter Kit - Stainless Steel 18-742

• Features a one-piece aluminum backing plate/carb support bracket with patented hidden breather technology and radius air inlet
• Breather passages exit at the mouth of the carburetor/throttle body, creating a virtually closed-loop system
• Kit includes high-performance filter, backing plate and steel outer cover
• All necessary hardware and instructions are included with each kit

Harley-Davidson -- 883 Hugger XLH -- (1989, 1988, 1990, 1998, 1993, 2002, 2000, 1997, 1992, 1994, 2003, 2001, 1999, 1996, 1991, 1995); Harley-Davidson -- Sportster 1200 XLH -- (1988, 1989, 1990, 1997, 1992, 1999, 2000, 2003, 1994, 1995, 1998, 2001, 2002, 1991, 1996, 1993); Harley-Davidson -- Forty-Eight XLX -- (2021, 2020, 2022, 2011, 2010, 2015, 2017, 2016, 2012, 2014, 2019, 2013, 2018); Harley-Davidson -- Iron 1200 XLNS -- (2020, 2021, 2018, 2019); Harley-Davidson -- Sportster 883 XLH -- (1990, 1988, 1989, 1995, 1996, 1991, 1993, 1998, 2003, 2000, 2002, 1992, 1997, 2001, 1994, 1999); Harley-Davidson -- 1200 Roadster XLCX -- (2020, 2017, 2016, 2019, 2018); Harley-Davidson -- Iron 883 XLN -- (2020, 2021, 2022, 2011, 2012, 2014, 2013, 2019, 2009, 2016, 2015, 2018, 2010, 2017); Harley-Davidson -- Sportster 1100 XLH -- (1988); Harley-Davidson -- 883 Deluxe XLH -- (1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995); Harley-Davidson -- 883 EFI XL -- (2009, 2007, 2008); Harley-Davidson -- 1200 Roadster EFI XLR -- (2006, 2007, 2008); Harley-Davidson -- 883 Custom EFI XLC -- (2009, 2008, 2007, 2000, 2001, 1999, 2006, 2002, 2003, 2005, 2004); Harley-Davidson -- 1200 Nightster XLN -- (2008, 2007, 2011, 2010, 2009, 2012); Harley-Davidson -- 1200 Low EFI XLL -- (2006, 2009, 2007, 2011, 2008, 2010); Harley-Davidson -- Forty-Eight Special XLXS -- (2018, 2019); Harley-Davidson -- 1200 Sport XLS -- (1996, 1997, 2002, 1998, 1999, 2000, 2003, 2001); Harley-Davidson -- 1200 XLCP -- (2014, 2012, 2015, 2013, 2002, 2011, 2017, 2003, 2016); Harley-Davidson -- Sportster 1200 XR -- (2010, 2012, 2009, 2011); Harley-Davidson -- Seventy-Two XLV -- (2012, 2016, 2014, 2013, 2015); Harley-Davidson -- 1200 Custom XLC -- (2002, 2000, 2004, 2001, 1998, 2003, 1999, 2005, 1997, 2006, 1996); Harley-Davidson -- 883 Low EFI XLL -- (2010, 2007, 2009, 2008, 2006); Harley-Davidson -- 883 SuperLow XLL -- (2016, 2019, 2015, 2012, 2017, 2018, 2014, 2013, 2011); Harley-Davidson -- 883 Roadster EFI XLR -- (2007, 2003, 2002, 2006, 2005); Harley-Davidson -- Sportster 1200 X XR -- (2010, 2012, 2011, 2009); Harley-Davidson -- SuperLow 1200 XLT -- (2016, 2014, 2017, 2015); Harley-Davidson -- 883 Roadster XLR -- (2006, 2002, 2007, 2005, 2003); Harley-Davidson -- 883 Custom XLC -- (2006, 1999, 1998, 2002, 2001, 2004, 2003, 2005, 2000); Harley-Davidson -- 883 XL -- (2006, 2004, 2005); Harley-Davidson -- 1200 Custom EFI XLC -- (2003, 2019, 2015, 2006, 2004, 2009, 2016, 2018, 2008, 2011, 2010, 2012, 2014, 2002, 2007, 2013, 2017, 2005); Harley-Davidson -- 883 Low XLL -- (2005, 2006); Harley-Davidson -- 1200 Roadster XLR -- (2006, 2005, 2004); Harley-Davidson -- Sportster 1200 XL 50 -- (2007); Harley-Davidson -- 1200 Low XLL -- (2006)