JAGG 4050 Automatic Oil Cooler Valve

( Brand: Jagg ), ( Manufacturer Part Number: 4050 ), ( Part Type: Oil Valve Cooler ), ( Country/region Of Manufacture: United States ), ( Item Height: 3.25 ), ( Item Length: 5.75 ), ( Item Weight: 0.40 ), ( Item Width: 4.25 )

Review JAGG Automatic Oil Cooler By pass Valve

The JAGG 4050 Automatic Oil Cooler By-Pass Valve is a high-performance component designed to enhance the cooling system of heavy-duty vehicles, ensuring optimal engine performance under heavy loads or in high-temperature conditions.

This by-pass valve is engineered with a robust, billet aluminum construction that is both durable and lightweight. It features a large 1/2 NPT inlet and outlet thread sizes, allowing for easy installation and integration with most oil cooling systems. The valve body is CNC machined for precision and features a smooth, polished finish that resists corrosion and wear.

The JAGG 4050 is an automatic by-pass valve, meaning it operates based on engine temperature and oil pressure. When the engine is under heavy load or operating at high temperatures, the valve opens to allow cool oil to bypass the oil cooler, ensuring the engine receives a constant supply of cooled oil. This helps prevent engine overheating and reduces the wear and tear on critical engine components.

The valve is designed with a high-quality, diaphragm-style spring that provides reliable and consistent operation, even under the most extreme conditions. It also features a built-in pressure relief valve that protects against excessive system pressure, ensuring the safety and longevity of the cooling system.

Installation of the JAGG 4050 Automatic Oil Cooler By-Pass Valve is straightforward and can typically be completed in a few hours by a skilled mechanic or DIY enthusiast. It comes with all necessary hardware, including mounting brackets and hoses, making it a true plug-and-play solution for upgrading your vehicle's cooling system.

In summary, the JAGG 4050 Automatic Oil Cooler By-Pass Valve is a high-quality, reliable, and easy-to-install component that enhances the cooling system of heavy-duty vehicles, ensuring optimal engine performance under heavy loads or in high-temperature conditions. Its robust construction, automatic operation, and pressure relief valve make it a must-have for anyone looking to maximize the lifespan and efficiency of their engine.

JAGG 4050 Automatic Oil Cooler By-Pass Valve: Pros and Cons

The JAGG 4050 Automatic Oil Cooler By-Pass Valve is a popular aftermarket addition for diesel engines, designed to improve cooling performance and extend engine life. Here are some potential benefits and drawbacks to consider before making a purchase.

1. Enhanced Cooling: The bypass valve allows the engine oil to be circulated through the oil cooler, reducing oil temperatures and preventing thermal breakdown. This can lead to better overall engine performance and longer engine life.

2. Improved Fuel Economy: By maintaining optimal engine temperatures, the JAGG 4050 can help improve fuel economy. Cooler engines operate more efficiently, reducing the amount of fuel needed to generate the same power output.

3. Durable Construction: The JAGG 4050 is constructed from billet aluminum, making it a robust and reliable component. It is designed to withstand the harsh conditions often encountered in heavy-duty applications.

4. Easy Installation: The valve is relatively easy to install, typically requiring no modifications to the engine or cooling system. This makes it a popular choice for do-it-yourselfers and professional mechanics alike.

5. Adjustable: The JAGG 4050 is an adjustable bypass valve, allowing users to fine-tune the cooling system to their specific engine and operating conditions. This can help ensure optimal performance and longevity.

1. Cost: Compared to some other cooling system upgrades, the JAGG 4050 can be a costly investment. However, many users argue that the benefits outweigh the cost.

2. Required Maintenance: While the valve is designed to be durable, it still requires periodic maintenance to ensure optimal performance. This includes regular cleaning and occasional adjustments.

3. May Affect Oil Pressure: Some users have reported that the JAGG 4050 can affect oil pressure, particularly at low RPMs. This can be a concern for some applications, but most users do not experience any issues.

4. Not Compatible with All Engines: The JAGG 4050 is not compatible with all diesel engines, so it's essential to check the manufacturer's specifications before making a purchase.

The JAGG 4050 Automatic Oil Cooler By-Pass Valve offers several benefits for diesel engine owners, including enhanced cooling, improved fuel economy, and durable construction. However, it does come with some drawbacks, such as cost, required maintenance, and compatibility issues. Ultimately, the decision to purchase the JAGG 4050 should be based on an individual's specific engine requirements, operating conditions, and budget.

If you believe that the benefits outweigh the cons and that the JAGG 4050 would be a worthwhile investment for your diesel engine, then we would recommend considering adding this bypass valve to your cooling system. However, if budget or compatibility concerns are a significant factor, then other cooling system upgrades may be more suitable for your needs.

Details:

Type Oil Cooler Bypass Valve. Jagg Automatic Oil Cooler By-Pass Valve: Part #: 496595. Manufacturer Part #: 4050. Line Durable anodized billet aluminum construction Compact in-line installation Includes all necessary hardware and easy to follow instructions.

part #: 4050 prices

• $28.45-$84.99

specifications filtertake:

• brand: Jagg
• mpn: 4050
• part type: Oil Valve Cooler
• country/region of manufacture: United States
• item height: 3.25
• item length: 5.75
• item weight: 0.40
• item width: 4.25

payments filtertake:

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

general filtertake:

• condition: New
• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Oil Filters

returns filtertake:

• paid by: Seller
• time: 60 Days
• policy: Returns Accepted

offer filtertake:

• availability: In Stock
• started: August 20, 2025
• options: Ship-to-home
• sold: 0
• quantity: 1

shipping filtertake:

• cost: $7.99
• class: Standard
• type: Fixed
• carrier: UPS
• transit: 2-5 Days
• service: UPS Ground

seller filtertake:

• # reviews: 100313
• rating: 98.9%
• city: Rush City, Minnesota

Jagg 4050 Is Similar To:

• Jagg Sk4900 Oil Coolers Service Kit For Filter Adapter Black Replacement (40.7% similar) Any damage claims may be exchanged for the identical item only. Includes two replacement o-rings for oil filter adapter. Jagg oil coolers, coolers filter service kit, type: style: replacement, model: service, color: black, material: rubber, sold as: kit...(August 14th, 2024)
• Jagg 4600ar-c Anti-rotation Device For Oil Filter Adapter (52.4% similar) Actual product may differ from the item shown in photograph. Anti-rotation device for oil filter adapter. Photos are for reference only...(September 3rd, 2024)
• Jagg Skj77 Service Kit For Hyperflow Lifetime Oil Filter Engine Zm (33.9% similar) Jagg SKJ77 service kit for hyper flow lifetime oil filter engine Zn: status: in stock...(September 24th, 2024)
• Jagg 750-1200-0323 Slimline Oil Cooler System (52.7% similar) The adapter installs between the bikes stock oil filter mount and filter, is designed with same hyper flow technology as all Jagg components to ensure great performance well flow characteristics. The cooler is mounted to the frame using unique, highly durable, orality mounts which have a shock...(December 4th, 2024)
• Jagg Sk4550 Service Kit 4550 Oil Filter Adapter (47.3% similar) Jagg SK4550 service kit 4550 oil filter adapter...(February 24th, 2025)
• Jagg 3160 10 Row 2 Bolt Top Universal Oil Cooler Bottom (48.5% similar) Jagg 10 ROW/2 bolt top universal oil cooler bottom: part #: 4903984. Weight 1.9 lbs. Type oil cooler. Manufacturer part #: 3160...(August 2nd, 2025)
• Jagg 3090 6 Row 2 Bolt Bottom Universal Oil Cooler 90 Degree (51.9% similar) Manufacturer part #: 3090. Type oil cooler. Weight 1.05 lbs. Jagg 6 ROW/2 bolt bottom universal oil cooler 90 degree: part #: 4903977...(August 2nd, 2025)
• Jagg 751-fp2300-0323 Fan-assisted Lowmount 10-row Oil Cooler System (44.2% similar) Manufacturer part #: 751-FP2300-0323. Jagg fan-assisted low mount 10-ROW oil cooler system: part #: 4911809. Overview of Jagg fan-assisted low mount 10-ROW oil cooler system: the oil cooler system is designed to perform as well at low vehicle speeds and in stop-and-go traffic on the open highway...(August 15th, 2025)
• Jagg 3140 10 Row 2 Bolt Top Universal Oil Cooler Bottom (52.4% similar) Mounting hardware sold separately. Jagg 10 ROW/2 bolt top universal oil cooler bottom: part #: 4903982. Jagg universal oil cooler cores are the very same oil coolers that used in high-quality kits. These units are perfect for the customize, fabricator, and racer. Supplied as oil...(August 15th, 2025)
• Jagg 751-fp2600-0323 Fan-assisted Vertical 10-row Oil Cooler System (47.8% similar) The cooler is mounted to the frame using unique, highly-durable, orality mounts, which have a shock absorbing effect and clean styling. Smooth end caps and a gloss-black finish help this cooler blend in with the frame hardware for clean, streamlined look. Specifically designed to exceed the...(September 19th, 2025)
• Jagg 750-2500-0323 Lowmount 10-row Oil Cooler System (53.1% similar) Jagg low mount 10-ROW oil cooler system: part #: 4911812. Jags unique offset oil filter adapter with viscosity regulated flow provides an easy access point to the bikes supply for installation of cooler. The 10-ROW oil coolers two-pass design offers significantly more cooling surface-area than...(September 19th, 2025)