S&S Cycle 170-0637A Tuned Induction Air Cleaners - Gloss Black drive-countershaft-spacers 2003-2004 Harley Davidson FLTRI Road

2003-2004 Harley Davidson FLTRI Road Glide

1987-1993 Harley Davidson XLH883HUG Sportster 883 Hugger

2015-2019 Triumph Tiger 800 XR

2010-2011 Arctic Cat Bearcat 570

4 Liter 4R100

S&S Cycle 170-0637A Tuned Induction Air Cleaners - Gloss Black drive-countershaft-spacers 2003-2004 Harley Davidson FLTRI RoadUses two laser cut and highly engineered tubes merged into a single collector, fed by a pair of high flow air filters directly in the airstream. Bolt on performance: more than twice the filter area compared to the stock intake system. Boosts horsepower and torque across the rpm range using air column inertia and carefully timed gas dynamic pressure waves. Smooth intake tract using carefully selected and tuned lengths to aid performance. High flow,