1. Car & Truck Engine Radiators Deals
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  3. KAC RTYJ56

KAC RTYJ56 Row Radiator CU2588 3.5L

fits model: G35. make: Infiniti. year: 2003–2007.

Rtyj56 Kac For 2003-2007 Infiniti G35 3.5l 1 Row Aluminum Radiator Replacement Cu2588

( Brand: Kac ), ( Manufacturer Part Number: RTYJ56 ), ( Core Thickness: 5/8in ), ( Core Height: 15-3/4in ), ( Core Width: 28-11/16in ), ( Inlet Diameter: 1-3/8in ), ( Mounting Style: Pin ), ( Type: Radiators ), ( Items Included: 1x Radiator Cu2588 ), ( Oe/oem Part Number: 21460am900, 21410am900, 2480826 ), ( Manufacturer Warranty: 5 Years ), ( Radiator Flow Type: Down Flow )

Review KAC For Infiniti 3.5l Row Aluminum Radiator Replacement fits G35 2003–2007

Introducing the KAC RTYJ56 radiator, an exceptional upgrade for the cooling system of your 2003-2007 Infiniti G35 with a 3.5L 2588cc engine. This radiator is engineered to provide superior cooling performance, ensuring optimal engine temperature and longevity.

The KAC RTYJ56 radiator is constructed from premium materials, including a heavy-duty aluminum tank, and features a multi-core design for enhanced cooling efficiency. The radiator's large capacity allows for an ample amount of coolant to circulate, maintaining an consistent temperature, especially during high-performance driving.

This OEM-style radiator is designed with a pressurized cooling system, which helps prevent the engine from overheating and ensures the cooling system operates at peak performance. The radiator also comes with a built-in fan shroud, allowing for the efficient utilization of the factory cooling fan.

Installation of the KAC RTYJ56 radiator is a straightforward process, as it is a direct replacement for the original part. The radiator comes complete with all necessary hardware, including mounting brackets and hoses, making installation hassle-free.

The KAC RTYJ56 radiator is engineered to meet or exceed original equipment specifications, ensuring a perfect fit and reliable operation. This radiator is also backed by a limited warranty, providing peace of mind and protection against manufacturing defects.

Upgrading your Infiniti G35's cooling system with the KAC RTYJ56 radiator is an investment in long-term durability and performance. By enhancing your vehicle's cooling capabilities, you can enjoy improved engine temperature stability, extended engine life, and increased confidence on the road.

The KAC RTYJ56 is a row-type cooling system for the 2003-2007 Infiniti G35 3.5L with the engine code Cu2588. Here are some pros and cons of buying this cooling system.

Pros:

1. OEM Quality: The KAC RTYJ56 is an original equipment manufacturer (OEM) cooling system, which means it is designed and manufactured by the same company that produces the original part for Infiniti. This ensures a perfect fit and proper function.

2. Durability: OEM cooling systems are known for their durability and reliability. They are designed to last long and withstand the harsh conditions of the engine bay.

3. Improved Cooling Performance: A new cooling system can improve the cooling performance of your vehicle, leading to better engine health and longer engine life.

4. Peace of Mind: By replacing the old cooling system with a new one, you can have peace of mind knowing that you have a new, functioning cooling system that will not fail you.

Cons:

1. Cost: OEM parts, including cooling systems, tend to be more expensive compared to aftermarket parts. The cost of the KAC RTYJ56 may be higher than some aftermarket cooling systems.

2. Installation Complexity: Installing a cooling system can be a complex process, especially for those without experience in automotive repair. It may require specialized tools and knowledge.

3. Time Consuming: Installing a cooling system can be a time-consuming process, taking several hours or even a day depending on the skill level of the installer.

Conclusion:

The KAC RTYJ56 is a high-quality, durable and reliable cooling system designed specifically for the 2003-2007 Infiniti G35 3.5L with engine code Cu2588. While it may come with a higher cost and installation complexity compared to aftermarket cooling systems, the benefits of improved cooling performance, durability, and peace of mind make it a worthwhile investment for those looking to maintain the health and longevity of their Infiniti G35's engine.

Recommendation:

If you are looking to replace the cooling system on your Infiniti G35, it is recommended to choose an OEM cooling system, such as the KAC RTYJ56, to ensure proper fit, function, and durability. While the installation process may be complex and time-consuming, it is worth the investment for the long-term benefits to your vehicle's engine health and longevity. If you are not confident in your ability to install the cooling system yourself, consider taking it to a professional mechanic or Infiniti dealership for installation.

Details:

Features a down-flow radiator flow type for increased cooling efficiency. Important Notes. If You Are Not Sure the Which Socket Your Vehicle Need. Comes with a 5-year manufacturer warranty for added peace of mind.

Connect the transmission cooling lines carefully. Whats Included. Fill the radiator with fluid. Connect the engine cooling hoses to radiator.

Install the new radiator: Slide radiator into place. Disconnect the electrical connector to fan, and unbolt remove fan assembly. Lift the radiator up and out of car. Important Points, before Placing an Order, Be Sure to Check the Compatibility and Confirm That This Part Is Suitable for Your Vehicle.

Connect any clamps or brackets that hold the radiator in place. Key Benefits. Rule B: The outer packaging must not have any damage. Replace the fan and shroud.

Slowly open the tank cover, fluid shake from after filling mouth, cleaner can be mixed with any brand of coolant. Designed for optimal heat dissipation, ensuring your vehicle operates at a safe and efficient temperature. Features Details. Manufactured with high-quality materials for durability and long-lasting performance.

NO others please. Disconnect the radiator hoses from. Remove the old radiator: Take off any plastic covers around radiator. Compatible with OEM specifications to ensure a perfect fit for 2003 - 2007 INFINITI G35 model's.

For INFINITI, INFINITI G35 2003 2004 V6 3.5L Body Type:Coupe; Sedan, 2005 2006 All engine, 2007 Body Type:Coupe. Replace the plastic covers. Drain the radiator fluid into a suitable container. I Can Quickly Answer the Adaptability Problem for You.

Remove any clamps, brackets, or screws holding the radiator inside its frame. Start the vehicle, to rise normal temperature. After cleaning, after waiting for pipeline rehabilitation add fluid to water tank, and inject new coolant purification. Regularly check the radiator and coolant levels to maintain optimal performance longevity of vehicles cooling system.

1x Radiator - CU2588. Reconnect the fan electrical connection. Disconnect the battery. Disconnect the transmission cooling lines from bottom of radiator.

And then discharge coolant, flush water tank, until out of clear water, suitable for any cycle system.

part #: rtyj56 prices

  • $63.99-$65.99

specifications radiatoranch:

  • for models: G35
  • for makes: Infiniti
  • for years: 2003-2007
  • brand: Kac
  • mpn: Rtyj56
  • core thickness: 5/8in
  • core height: 15-3/4in
  • core width: 28-11/16in
  • inlet diameter: 1-3/8in
  • mounting style: Pin
  • type: Radiators
  • items included: 1x Radiator Cu2588
  • oe/oem part number: 21460am900, 21410am900, 2480826
  • manufacturer warranty: 5 Years
  • radiator flow type: Down Flow

offer radiatoranch:

  • best offers: True
  • sold: 0
  • started: September 23, 2025
  • options: Ship-to-home
  • availability: In Stock
  • quantity: 10

payments radiatoranch:

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  • credit card: Diners-club
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shipping radiatoranch:

  • transit: 4-10 Days
  • type: Fixed
  • cost: $0.00
  • class: Standard
  • service: Standard

returns radiatoranch:

  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted

seller radiatoranch:

  • rating: 98.8%
  • # reviews: 1804
  • city: California

general radiatoranch:

  • condition: New
  • Car Truck Parts Accessories > Engine Cooling Components > Radiators
for models: g35, for makes: infiniti, for years: 2003-2007, core thickness: 5/8in, core height: 15-3/4in, core width: 28-11/16in, inlet diameter: 1-3/8in, mounting style: pin, type: radiators, items included: 1x radiator cu2588, oe/oem part number: 21460am900, 21410am900, 2480826, manufacturer warranty: 5 years, radiator flow type: down flow,
category: auto parts > car truck parts accessories > engine cooling components > radiators, sku: 9239182217423713,

Kac RTYJ56 Is Similar To:

radiatoranch logo
5 offers $63.99–$65.99 USD
  • Offer #1: $63.99 price + $0.00 shipping estimate = $63.99* total. 1x Radiator - . Superseded Part Number: ,2213426,2978,KLI2588,412588,BES2588,PR2588A,2588C,SBR2588,432698.FREE SHIPPING
  • Offer #2: $63.99 price + $0.00 shipping estimate = $63.99* total. To ensure ultimate leakproof reliability, KAC radiator employs a dual-material strategy: its core structure is made of PA66 reinforced with 30% glass fiber for a lightweight, corrosion-resistant, and impact-resistant body that eliminates rust-induced leaks. 2003-2007 Infiniti G35.FREE SHIPPING
  • Offer #3: $65.99 price + $0.00 shipping estimate = $65.99* total. INFINITI G35 2005-2006 All engine. Designed to fit for 2003-2004 INFINITI G35 V6 3.5L, 2005-2006 INFINITI G35 All engine, and 2007 INFINITI G35 V6 3.5L.FREE SHIPPING
  • Offer #4: $63.99 price + $0.00 shipping estimate = $63.99* total.FREE SHIPPING
  • Offer #5: $63.99 price + $0.00 shipping estimate = $63.99* total.FREE SHIPPING

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