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πŸ”₯ enhance performance with k&n 63-1139s performance air intake system,1 pack logo

πŸ”₯ Enhance Performance with K&N 63-1139S Performance Air Intake System,1 Pack Review

3

Β·

Excellent

Revainrating 5 out of 5Β Β 
RatingΒ 
5.0
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Details

Product GradePerformance Part
BrandK&N
Fit TypeVehicle Specific Fit
MaterialAluminum
Vehicle Service TypeStreet-Sport-Motorcycles

Description of πŸ”₯ Enhance Performance with K&N 63-1139S Performance Air Intake System,1 Pack

Guaranteed to increase horsepower. Designed to improve throttle response and engine sound. Cast aluminum high-performance intake tube. Washable and reusable K&N High-Flow cotton air filter that provides outstanding performance and protection. Integrated internal velocity stack.

Reviews

Global ratings 3
  • 5
    3
  • 4
    0
  • 3
    0
  • 2
    0
  • 1
    0

Type of review

Revainrating 5 out of 5

Excellent Upgrade for My Car's Filter

As a result of my tests, I determined that this air intake system is a fantastic addition to any automotive engine. The increased air flow provided by the unit definitely made a difference in my car's performance on the road. The installation process was straightforward and easy. My only con to this product is that it may be pricier than other air intake systems on the market, but the overall consumer experience and quality of the product is well worth the investment.

Pros
  • Increases horsepower and acceleration
Cons
  • Requires regular maintenance to keep the air filter clean

Revainrating 5 out of 5

K&N 63-1139S on my 2020 Road Glide Special

Love it! Improved performance for sure. Got silver aluminum to match my silver jean color. Installation went fine, not great. The acorns provided were cheap and stripped. After some pretty hard work replacing a damaged nut and bolt, I went to my local Ace and bought their better chrome flat nuts for about $10. I will buy again and recommend!

Pros
  • Great selection
Cons
  • Not as good as it says

Revainrating 5 out of 5

clear difference

some assembly errors - if you use slotted nuts you need a pair of spring washers because at least one of the pins is too long and you need this to ensure a good seal put a washer under the slotted nut (( flat faces won't fit due to lack of clearance). Don't over-tighten the slotted nuts or you'll remove the plug (ask me how I know). K&N offered to replace the broken bits, but I just went to the local hardware store and bought what I needed for less than $10 - 4 nyloc nuts and a spare bolt less…

Pros
  • matching test results
Cons
  • appearance