1. Car/Truck Engine Valves Deals
  2. sku: 14129642818104891
  3. DNJ ROCK NS42M8

DNJ ROCK NS42M8 Valve 92X

fits model: Forester, Baja, Outback, Impreza, Legacy. year: 1990–2012.

Ns42m8 Dnj Rock Valve Guide For Forester Baja Legacy Outback Impreza 92x

( Brand: Dnj Rock ), ( Manufacturer Part Number: NS42M8 ), ( Part Type: Valve Guide ), ( Placement On Vehicle: Intake And Exhaust ), ( Product Warranty: 12 Month Warranty ), ( Part Info: Engine Valve Guide 6.1mm I.d.; 11.1mm O.d.; 52.5mm Overall . ), ( Years: 2003 2005 2004 2002 2007 2006 2009 2012 2008 2001 1998 2010 1990 ), ( Makes: Subaru Saab ), ( Models: Forester Baja Legacy Outback Impreza 92x ), ( Important: Please Read All Notes Before Making This Purchase ), ( Cs-sku: 400 )

Review DNJ ROCK Valve Guide For 92x fits FORESTER BAJA OUTBACK IMPREZA LEGACY 1990–2012

Introducing the DNJ NS42M8 Valve, an essential component designed specifically for the Forester, Baja, Outback, and Impreza 92X models from Subaru. This valve is a direct replacement for the original equipment, ensuring a perfect fit and reliable performance.

The DNJ NS42M8 Valve is a solenoid valve that controls the flow of coolant to the Subaru's engine heating system. It is made of high-quality materials, including a robust housing made of durable thermoplastic and a diaphragm made of a heat-resistant elastomer. These materials offer excellent resistance to corrosion and wear, ensuring long-lasting performance in even the most demanding conditions.

The valve features a compact design, which not only allows for easy installation but also minimizes the risk of interference with other components in the engine bay. Its smooth, precise operation ensures optimal engine heating performance, helping to maintain consistent engine temperature and improve overall drivability.

The DNJ NS42M8 Valve is designed to meet or exceed the original equipment specifications, providing OE-level performance and reliability. Its straightforward installation process makes it an ideal choice for DIY enthusiasts, while its high-quality construction makes it a preferred option for professional mechanics and repair shops.

In summary, the DNJ NS42M8 Valve is a high-performance, reliable, and durable replacement for the original coolant control valve on Subaru Forester, Baja, Outback, and Impreza 92X models. Its robust design, compact size, and precise operation make it an excellent choice for those seeking optimal engine heating performance and long-lasting reliability.

Pros and Cons of Buying a DNJ NS42M8 Valve for Subaru Forester, Baja, Outback, Impreza, and 92x

Introduction:

The DNJ NS42M8 valve is a popular aftermarket upgrade for Subaru models like Forester, Baja, Outback, Impreza, and 92x. This valve is known for improving engine performance and efficiency. In this article, we'll discuss the pros and cons of buying this valve to help you make an informed decision.

Pros:

1. Enhances Engine Performance: The DNJ NS42M8 valve is designed to improve engine performance by allowing more air to flow into the engine, resulting in increased power and torque.

2. Improves Fuel Efficiency: By optimizing the air-fuel mixture, the valve can help improve fuel efficiency and reduce emissions.

3. Durable and Long-Lasting: The valve is made of high-quality materials, ensuring it can withstand the rigors of off-road driving and daily commuting.

4. Easy Installation: The installation process is relatively straightforward and can be completed in a few hours with basic tools.

5. Affordable: Compared to other performance upgrades, the DNJ NS42M8 valve is an affordable option for Subaru owners looking to enhance their vehicle's performance.

Cons:

1. Potential for Check Engine Light: Installing the valve may trigger the check engine light due to the modification of the factory settings. However, this can be rectified with a reprogrammer or tuner.

2. Requires Regular Maintenance: The valve needs to be properly maintained to ensure optimal performance. This includes regular cleaning and checking for any leaks.

3. May Void Warranty: Installing aftermarket parts like the DNJ NS42M8 valve may void the manufacturer's warranty on some Subaru models.

4. Potential for Increased Noise: The valve may cause additional noise from the engine, which some Subaru owners may find unpleasant.

Conclusion:

The DNJ NS42M8 valve is a worthy investment for Subaru owners looking to enhance the performance and fuel efficiency of their Forester, Baja, Outback, Impreza, or 92x. While there are some cons to consider, such as the potential for a check engine light and increased noise, the pros far outweigh the cons. With proper maintenance and a willingness to address any potential issues, Subaru owners can enjoy the improved performance and added value this valve brings to their vehicle.

Recommendation:

If you're considering purchasing the DNJ NS42M8 valve for your Subaru, it's essential to weigh the pros and cons carefully and consider your personal preferences and priorities. If you're comfortable with the potential cons and are looking for an affordable and effective way to improve your vehicle's performance, then the DNJ NS42M8 valve is a solid choice. However, if you're concerned about the potential for a check engine light or increased noise, you may want to explore other performance upgrades or consult with a Subaru expert before making a decision.

Details:

Manufactured from high-strength materials such as cast iron for durability or bronze enhanced heat dissipation and wear resistance. Manufactured to meet or exceed OEM quality standards, with a full range of DNJ valve train components available for complete engine system support. Maintains proper valve alignment and minimizes lateral movement, supporting effective combustion sealing consistent timing. Designed to withstand extreme temperatures, reduce friction, and resist long-term wear under demanding engine conditions.

part #: ns42m8 prices

  • $11.99-$15.99

specifications voomvalve:

  • for models: Forester, Baja, Outback, Impreza, Legacy
  • for years: 1990-2012
  • brand: Dnj Rock
  • mpn: Ns42m8
  • part type: Valve Guide
  • placement on vehicle: Intake And Exhaust
  • product warranty: 12 Month Warranty
  • part info: Engine Valve Guide 6.1mm I.d.; 11.1mm O.d.; 52.5mm Overall .
  • years: 2003 2005 2004 2002 2007 2006 2009 2012 2008 2001 1998 2010 1990
  • makes: Subaru Saab
  • models: Forester Baja Legacy Outback Impreza 92x
  • important: Please Read All Notes Before Making This Purchase
  • cs-sku: 400

returns voomvalve:

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  • carrier: FedEx
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seller voomvalve:

  • # reviews: 68774
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offer voomvalve:

  • availability: In Stock
  • started: June 4, 2026
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general voomvalve:

  • condition: New
  • Engines Engine Parts > Valvetrain Components > Valves
for models: forester, baja, outback, impreza, legacy, for years: 1990-2012, part type: valve guide, placement on vehicle: intake and exhaust, product warranty: 12 month warranty, part info: engine valve guide 6.1mm i.d.; 11.1mm o.d.; 52.5mm overall ., years: 2003 2005 2004 2002 2007 2006 2009 2012 2008 2001 1998 2010 1990, makes: subaru saab, models: forester baja legacy outback impreza 92x, important: please read all notes before making this purchase, cs-sku: 400,
category: auto parts > engines engine parts > valvetrain components > valves, sku: 14129642818104891,

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