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(5.0) 195+ Trusted Customer Reviews

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K&N RK-3950S Intake System-Harley Davidson

by K&N
SKU ds_BBWQ_RK-3950S

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Original price $299.99 - Original price $299.99
Original price $299.99
$299.99
$299.99 - $299.99
Current price $299.99
Description
K&N Street Metal Air Intake Systems for Harley Davidson motorcycles replace the restrictive stock OE air cleaner with an oversized K&N High-Flow Air Filter and a high-volume cast aluminum housing. If you're looking for an aggressive appearance but want a significant increase in airflow, resulting in more power, this high-flow air intake system is exactly what your Harley needs. Installation is so simple, it can usually be done in 90 minutes or less. The K&N air filter is washable, reusable, pre-oiled and ready for installation. This intake system features a matte silver housing with polished fins. Internal breathers provide a sleek, clean appearance. Classic styling with a savage appeal.
Resources
Installation Instructions
Resources
Installation Instructions

Specifications

Air Filter Color Red
Air Filter Height 2.469 in (63 mm)
Air Filter Material Cotton Gauze
Air Filter Washable Yes
CARB EO Number D-269-59
Color / Finish Red Filter, Silver Housing
Description_DEF Air Cleaner Assembly
Description_DES Intake System-Harley Davidson
Description_EXT K&N Street Metal performance air intake systems increase power by replacing the restrictive stock OE air cleaner with a K&N complete performance air intake system.
Description_INV Intake System-Harley Davidson
Description_MKT K&N Street Metal Air Intake Systems for Harley Davidson motorcycles replace the restrictive stock OE air cleaner with an oversized K&N High-Flow Air Filter and a high-volume cast aluminum housing. If you're looking for an aggressive appearance but want a significant increase in airflow, resulting in more power, this high-flow air intake system is exactly what your Harley needs. Installation is so simple, it can usually be done in 90 minutes or less. The K&N air filter is washable, reusable, pre-oiled and ready for installation. This intake system features a matte silver housing with polished fins. Internal breathers provide a sleek, clean appearance. Classic styling with a savage appeal.
Description_SHO Air Intake System
Estimated Horsepower Gain 4.85 HP @ 4851 RPM
height 4.875
Horse Power Increase 5 HP
length 11.75
LTL N
Mounting Hardware Included Yes
Overall Height 3.25 in (83 mm)
Package Material Paperboard
Package Type Box
Product Style Motorcycle Intake System
Prop 65 (C, R or CR) CR
Prop 65 - Short Label WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov
Prop 65 Warning Label https://www.knfilters.com/images/l/prop65.jpg
Prop 65 Yes/No Yes
Replacement Filter E-3987
RPM 4851
Street Legal In All US States See Vehicle Applications
Title K&N RK-3950S Intake System-Harley Davidson
Top Material Silver Powder Coated
TUV Approved (Europe) No
Warranty No-Hassle Lifetime Limited
weight 4.88
weight 4.9 lb (2.2 kg)
width 9.5
Fitment
Here's What OUR CUSTOMERS Have to Say:

Since 2018, We've Shipped Over 35,000 Automotive Parts to our Customers.

4.6/5

+2900 Verified Reviews

Easy to find and order. Customer service was responsive and helpful. It fit my vehicle and is protecting the back of it very well

Specific parts for my vehicle were easy to find Shipping was good and website is clear and easy to use

Very happy with the running boards, and the shipping was prompt.

Super easy, discount code worked well for my order

I will buy from here again.

Easy to use site, comprehensive descriptions. Relevant results

Quick shipping, good prices. Great selection of products.

Super easy, discount code worked well for my order

Easy buying process. Fast shipping. Lots of selection!

Great prices looking forward for possible tonneau cover from your site

Quick response and went the extra mile to answer my questions. Very professional and knowledgeable, having nothing but good things to say about the team at TPS

Fast and Quick,easy to understand The product was excellent and packaged extremely well, I would recommend them to all my friends.

The staff was very helpful and the price point is fair. Rafael was very accomodating and responsive to request to cancel order and reorder a different tuner.

Excellent service and price is good too Thanks.

Good service !

Purchasing process was extremely fast and simple, and the product came on time. 5/5 stars.

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