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  3. ROUSH 1318-9425-AA

ROUSH 1318-9425-AA Lower Supercharger Intake 5.0L

fits model: Mustang. year: 2018–2021.

1318-9425-aa Roush Supercharger Lower Intake 2018 - 2021 Mustang 5.0l

( Brand: Roush ), ( Manufacturer Part Number: 1318-9425-AA ), ( Type: Supercharger ), ( Manufacturer Warranty: 1 Year ), ( Drive Type: Belt Driven ), ( Universal Fitment: No ), ( California Prop 65 Warning: Yes )

Review ROUSH Supercharger Lower Intake 5.0l fits MUSTANG 2018–2021

The Roush 1318-9425-AA Supercharger Lower Intake is an essential upgrade for Mustang enthusiasts looking to enhance the performance of their 2018 to 2021 5.0L Mustang. This component, designed and manufactured by the renowned Roush Performance, is meticulously engineered to work in harmony with the Roush Supercharger system.

The lower intake assembly is constructed from high-quality, durable materials. It features a cast aluminum design that not only provides excellent strength but also reduces weight compared to the factory plastic intake. The intake system is designed to accommodate the larger, high-flow supercharger, ensuring optimal airflow and improved engine performance.

The Roush 1318-9425-AA Lower Intake is specifically tuned to work seamlessly with the Roush Supercharger system. The intake system's design allows for increased airflow, resulting in improved engine response and power output. The intake system's large, open-element air filter ensures that the engine always receives a consistent supply of clean air, further optimizing performance.

This lower intake assembly comes with all necessary hardware for a straightforward installation. The installation process is designed to be as user-friendly as possible, allowing you to upgrade your Mustang's performance in the comfort of your own garage. Roush Performance's dedication to providing high-quality, reliable components ensures that this lower intake assembly will remain a crucial part of your Mustang's enhanced powertrain for years to come.

With the addition of the Roush 1318-9425-AA Supercharger Lower Intake, your 2018 to 2021 5.0L Mustang will experience a noticeable improvement in power and torque. This upgrade is perfect for Mustang enthusiasts looking to take their vehicle to the next level, providing a significant boost in performance for both street and track applications. Upgrade your Mustang's powertrain today with the Roush 1318-9425-AA Supercharger Lower Intake.

The Roush 1318-9425-AA supercharger lower intake is a performance upgrade for the 2018 to 2021 Ford Mustang 5.0L. This kit includes a supercharger and a lower intake manifold, which helps to boost the engine's power output. Below are some potential pros and cons of installing this kit on your Mustang.

Pros:

1. Increased power: The most significant benefit of installing a supercharger is the increase in power output. The Roush 1318-9425-AA kit is estimated to provide around 750 horsepower and 610 lb-ft of torque, making your Mustang significantly faster and more powerful.

2. Improved engine response: Superchargers help to reduce turbo lag, providing more immediate power delivery. This results in a more responsive engine that feels more lively and fun to drive.

3. Better driving experience: The increased power and improved engine response make the Mustang more enjoyable to drive, particularly in performance-oriented situations.

4. Improved exhaust note: Some Mustang owners have reported an improved exhaust note after installing a supercharger, which can add to the overall driving experience.

Cons:

1. Cost: Installing a supercharger kit like the Roush 1318-9425-AA can be expensive, with the cost of the kit and installation potentially running into the tens of thousands of dollars.

2. Complexity: Installing a supercharger kit is a complex process that requires specialized knowledge and tools. It can also be time-consuming, with the installation process potentially taking several days.

3. Maintenance: Superchargers require more maintenance than a naturally aspirated engine, including regular oil changes and belt replacements. This added maintenance can be time-consuming and costly.

4. Loudness: Superchargers can be louder than a naturally aspirated engine, particularly under heavy acceleration. This increased noise level may not be desirable for all Mustang owners.

In conclusion, the Roush 1318-9425-AA supercharger lower intake kit offers significant performance benefits for the 2018 to 2021 Ford Mustang 5.0L. However, these benefits come at a cost, both in terms of the initial investment and ongoing maintenance. Ultimately, whether or not this kit is worth it depends on your individual priorities and driving preferences. If you value power and performance above all else and are willing to invest in the necessary resources to install and maintain the kit, then it could be an excellent choice for you. However, if you prioritize ease of use, low maintenance, and a quieter driving experience, then this kit may not be the best fit for your Mustang.

Recommendation:

If you are considering installing a supercharger kit on your Ford Mustang 5.0L and are willing to invest in the necessary resources, then the Roush 1318-9425-AA supercharger lower intake kit is an excellent choice. Its performance benefits, including increased power and improved engine response, make it a desirable upgrade for any Mustang enthusiast. However, if you prioritize ease of use, low maintenance, and a quieter driving experience, then you may want to consider alternative performance upgrades, such as a performance exhaust system or suspension kit. Ultimately, the decision is yours, and it depends on your individual priorities and driving preferences.

Details:

THIS IS A NEW TAKEOFF LOWER INTAKE FOR 2018 2019 2020 2021 MUSTANG 5.0L WITH ROUSH SUPERCHARGER.

part #: 13189425 price

  • $399.99

specifications reppchargers:

  • for models: Mustang
  • for years: 2018-2021
  • brand: Roush
  • mpn: 1318-9425-aa
  • type: Supercharger
  • manufacturer warranty: 1 Year
  • drive type: Belt Driven
  • universal fitment: No
  • california prop 65 warning: Yes

payments reppchargers:

  • credit card: Discover
  • wallet: Google-pay
  • other

general reppchargers:

  • Air Fuel Delivery > Turbos, Superchargers Intercoolers > Superchargers Parts
  • condition: Used

seller reppchargers:

  • # reviews: 470
  • city: Blanchard, Oklahoma
  • rating: 100.0%

returns reppchargers:

  • policy: No Returns

offer reppchargers:

  • best offers: True
  • options: Ship-to-home
  • availability: In Stock
  • quantity: 1
  • sold: 0
  • started: April 22, 2026

shipping reppchargers:

  • cost: $31.21
  • transit: 5-10 Days
  • type: Fixed
  • service: USPS Ground Advantage
  • carrier: USPS
  • class: Standard
for models: mustang, for years: 2018-2021, type: supercharger, manufacturer warranty: 1 year, drive type: belt driven, universal fitment: no, california prop 65 warning: yes,
category: auto parts > air fuel delivery > turbos, superchargers intercoolers > superchargers parts, sku: 4287371568698603,

Roush 1318-9425 Is Similar To:

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1 offer $399.99 USD
  • Offer #1: $399.99 price + $0.00 shipping estimate = $399.99* total. This would be a good way to port the lower intake manifold without disassembling your current setup.FREE SHIPPING

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