K&N 57-1137S FIPK Air Intake for 2001-2017 Harley-Davidson Twin Cam EFI

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Product Specification:

SKU:KNN57-1137S

MPN: 57-1137S

UPC: 024844368485

Weight: 4.3 lb

Inventory: 10

Type: Cold Air Intakes

Vehicle Fitment

2001-2017 Harley-Davidson Dyna EFI Twin Cam models
2001-2017 Harley-Davidson Softail EFI Twin Cam models
2002-2017 Harley-Davidson Touring EFI Twin Cam models
2007-2017 Harley-Davidson CVO Touring, Softail and Dyna Twin Cam EFI models (where factory application is specified)

Fitment Notes

Fits select Harley-Davidson Twin Cam EFI motorcycles equipped with factory electronic fuel injection.
Compatible with Twin Cam 88, 96, 103 and 110 cubic-inch EFI engines on supported models.
Does not fit Milwaukee-Eight models or carbureted applications.
Vehicle-specific FIPK intake system designed to utilize factory mounting locations.

Features

K&N FIPK (Fuel Injection Performance Kit) high-flow air intake system.
Guaranteed to increase horsepower and improve throttle response.
Dyno-tested to provide up to 5.35 horsepower at 4,758 RPM.
Dyno-tested to deliver up to 8 lb-ft of torque gain.
High-performance die-cast aluminum intake tube with silver finish.
Integrated internal velocity stack promotes smoother airflow.
Built-in crankcase breathers replace the factory external breather system.
Washable and reusable High-Flow oiled cotton gauze air filter.
Provides service intervals of up to 100,000 miles under normal riding conditions.
Typically installs in 90 minutes or less using common hand tools.

Specifications

Brand: K&N Engineering
Part Number: 57-1137S
Product Type: FIPK Performance Air Intake System
Application: Harley-Davidson EFI Twin Cam motorcycles
Intake Tube Material: Die-cast aluminum
Intake Tube Finish: Silver
Filter Media: Oiled cotton gauze
Replacement Filter: RE-5287
Estimated Horsepower Gain: Up to 5.35 HP @ 4,758 RPM
Estimated Torque Gain: Up to 8 lb-ft
CARB EO Number: D-269-59
50-State Street Legal: Yes
Mounting Position: Engine air intake

Included Components

1x Die-cast aluminum intake tube
1x Washable reusable High-Flow air filter
1x Die-cast aluminum throttle body mounting plate
1x Mounting hardware kit
1x Hose clamp
1x Installation instructions

Product Description

The K&N 57-1137S FIPK Performance Air Intake System is engineered for select 2001-2017 Harley-Davidson Twin Cam EFI motorcycles. Featuring a silver die-cast aluminum intake tube, an integrated internal velocity stack, and K&N's washable High-Flow cotton gauze air filter, the system is designed to increase airflow, sharpen throttle response, and enhance induction sound. K&N dyno testing shows gains of up to 5.35 horsepower and 8 lb-ft of torque without compromising filtration efficiency.

This direct-fit intake kit includes a die-cast aluminum throttle-body mounting plate, integrated breather system, reusable air filter, and all required installation hardware. The filter can be cleaned and reused for the life of the vehicle, with service intervals of up to 100,000 miles under normal riding conditions. The 57-1137S is also CARB exempt (EO D-269-59), making it legal for use in all 50 U.S. states on approved applications.