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K&N Cold Air Intakes for the Harley Davidson FLSTNI Softail Deluxe F/I

Harley Davidson FLSTNI Softail Deluxe F/I Aftermarket Cold Air Intakes

Buy now from the K&N Store and get a 100% money back guarantee on any cold air intake!
  • Designed to increase power and torque
  • K&N Million Mile Limited Warranty®
  • Replaces restrictive factory air intake system
  • Easy to install performance
Add more horsepower to your Harley Davidson FLSTNI Softail Deluxe F/I with a K&N cold air intake.
K&N Powersports Cold Air Intake System
Vehicle DescriptionPart NumberProduct Image 
2006 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI - Except Lower Fairings
Motorcycle
2006 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI FIPK Cold Air Intake
57-1125

Estimated Horsepower Gain
7.78 HP @ 4953 RPM
57-1125 Harley Davidson FLSTNI Softail Deluxe F/I FIPK Cold Air Intake
List Price: $490.79
Factory Direct Price: $280.99
2006 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI - Except Lower Fairings
Motorcycle
2006 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI FIPK Cold Air Intake
57-1125P

Estimated Horsepower Gain
7.78 HP @ 4953 RPM
57-1125P Harley Davidson FLSTNI Softail Deluxe F/I FIPK Cold Air Intake
List Price: $526.99
Factory Direct Price: $301.99
2006 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI - Except Lower Fairings
Motorcycle
2006 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI Aircharger Cold Air Intake
63-1125

Estimated Horsepower Gain
7.78 HP @ 4953 RPM
63-1125 Harley Davidson FLSTNI Softail Deluxe F/I Aircharger Cold Air Intake
List Price: $502.49
Factory Direct Price: $287.99
2006 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI - Except Lower Fairings
Motorcycle
2006 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI Aircharger Cold Air Intake
63-1125P

Estimated Horsepower Gain
7.78 HP @ 4953 RPM
63-1125P Harley Davidson FLSTNI Softail Deluxe F/I Aircharger Cold Air Intake
List Price: $526.69
Factory Direct Price: $301.99
2006 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI - Except Lower Fairings
Motorcycle
2006 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI Aircharger Cold Air Intake
63-1137

Estimated Horsepower Gain
5.35 HP @ 4758 RPM
63-1137 Harley Davidson FLSTNI Softail Deluxe F/I Aircharger Cold Air Intake
List Price: $411.09
Factory Direct Price: $349.43
2006 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI - Except Lower Fairings
Motorcycle
2006 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI Aircharger Cold Air Intake
63-1137S

Estimated Horsepower Gain
5.35 HP @ 4758 RPM
63-1137S Harley Davidson FLSTNI Softail Deluxe F/I Aircharger Cold Air Intake
List Price: $406.99
Factory Direct Price: $345.99
2005 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI - Except Lower Fairings
Motorcycle
2005 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI FIPK Cold Air Intake
57-1125

Estimated Horsepower Gain
7.78 HP @ 4953 RPM
57-1125 Harley Davidson FLSTNI Softail Deluxe F/I FIPK Cold Air Intake
List Price: $490.79
Factory Direct Price: $280.99
2005 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI - Except Lower Fairings
Motorcycle
2005 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI FIPK Cold Air Intake
57-1125P

Estimated Horsepower Gain
7.78 HP @ 4953 RPM
57-1125P Harley Davidson FLSTNI Softail Deluxe F/I FIPK Cold Air Intake
List Price: $526.99
Factory Direct Price: $301.99
2005 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI - Except Lower Fairings
Motorcycle
2005 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI Aircharger Cold Air Intake
63-1125

Estimated Horsepower Gain
7.78 HP @ 4953 RPM
63-1125 Harley Davidson FLSTNI Softail Deluxe F/I Aircharger Cold Air Intake
List Price: $502.49
Factory Direct Price: $287.99
2005 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI - Except Lower Fairings
Motorcycle
2005 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI Aircharger Cold Air Intake
63-1125P

Estimated Horsepower Gain
7.78 HP @ 4953 RPM
63-1125P Harley Davidson FLSTNI Softail Deluxe F/I Aircharger Cold Air Intake
List Price: $526.69
Factory Direct Price: $301.99
2005 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI - Except Lower Fairings
Motorcycle
2005 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI Aircharger Cold Air Intake
63-1137

Estimated Horsepower Gain
5.35 HP @ 4758 RPM
63-1137 Harley Davidson FLSTNI Softail Deluxe F/I Aircharger Cold Air Intake
List Price: $411.09
Factory Direct Price: $349.43
2005 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI - Except Lower Fairings
Motorcycle
2005 Harley Davidson FLSTNI Softail Deluxe F/I 88 CI Aircharger Cold Air Intake
63-1137S

Estimated Horsepower Gain
5.35 HP @ 4758 RPM
63-1137S Harley Davidson FLSTNI Softail Deluxe F/I Aircharger Cold Air Intake
List Price: $406.99
Factory Direct Price: $345.99