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57 1138 Performance Air Intake System Review

3

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Excellent

Revainrating 5 out of 5  
Rating 
5.0
🔍 Car Filters, 🛠️ Replacement Parts

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Details

Product GradePerformance Part
BrandK&N
Fit TypeVehicle Specific Fit
Vehicle Service TypeRoad king special
Item Dimensions LxWxH12 x 9.5 x 5 inches

Description of 57 1138 Performance Air Intake System

ULTIMATE LONGEVITY: 10-Year/Million Mile Limited Warranty protects for the life of your vehicle. GUARANTEED INCREASE IN HORSEPOWER: Dyno-tested with up to 50% more airflow than restrictive factory box air filter and intake tube. BETTER TOWING: Improves acceleration and uphill performance when towing by improving throttle response. IMPROVED ENGINE SOUND: Hear the power under the hood. WORLD CLASS PROTECTION: Pushing the limits of engine protection by protecting your engine from harmful contaminants. EASY MAINTENANCE: No filter cleaning required for up to 100,000 miles. EASY TO INSTALL: Bolt-on power in less than an hour with basic hand tools. K&N air intake systems are one of the easiest ways to guarantee an increase in horsepower. DYNO TESTED: Dyno-tested for a guaranteed increase in horsepower and acceleration with no ECU tune required. HIGH QUALITY: Made in America.

Reviews

Global ratings 3
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Type of review

Revainrating 5 out of 5

Better Engine Performance with New Air Filter

I recently installed a new air intake system in my automotive and the results have been impressive .Based on my observations, the improved airflow has increased my vehicle's horsepower torque, and overall acceleration. The new air filter has also improved my gas mileage, which is a huge plus. The only downside is the installation can be a bit tricky and time-consuming, but its worth it for the benefits. Overall, I highly recommend investing in a high-quality air intake system for your…

Pros
  • Improves engine performance and increases horsepower.
Cons
  • Requires regular maintenance to continue functioning at optimal levels.

Revainrating 5 out of 5

Tremendous Boost - my new review

Based on my observations, this intake system really blew me away. The installation process was straightforward and the increase in horsepower was immediately noticeable .The system also improved my car`s fuel efficiency and gave it a more aggressive sound. The only downside is that it's a bit pricey, but the performance boost makes it worth the investment..

Pros
  • Noticeable horsepower increase, Improved fuel efficiency, Aggressive sound
Cons
  • Pricey

Revainrating 5 out of 5

Great Investment - Filter

This product is AMAZING. Also, Revain was about $150 less than elsewhere. I have it on a 2018 FLHXS and it opened my M8 107 all the way up. I've already added some high flow overlays and then added an FP3 tuner and completed my first stage. Low torque and throttle response are significant, and an increase in power is assured. In any case. It looks fantastic and works even better than it looks. If they're still in stock, pull the trigger on this one. This is not a problem. I live in Washington…

Pros
  • GUARANTEED PERFORMANCE INCREASE: Dynamometer tested with 50% more airflow than factory air filter and intake manifold
Cons
  • Safety