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New Radiator For 2003-2007 Infiniti G35 3.5L V6

New Radiator For 2003-2007 Infiniti G35 3.5L V6 is a direct-fit aluminum replacement cooling unit priced at $76.49. Built for durability and efficient heat dissipation, it's ideal for restoring optimal engine temperature in daily-driven or performance-tuned G35 models.

$76.49

● In stock

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Price and availability may change. Click to see current details on Lab Work Auto.

Key features

  • Aluminum core for efficient cooling
  • 100% leak-tested before shipping
  • Direct OEM replacement fit
  • Reinforced packaging for protection
  • Compatible with 3.5L V6 models
  • Matches OEM part numbers
  • Sealed for reliable performance

Pros

  • +Strong aluminum construction
  • +Affordable at $76.49
  • +Easy installation
  • +Leak-tested quality control
  • +Fits multiple model years
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Cons

  • Not designed for track use
  • No mounting hardware included

About New Radiator For 2003-2007 Infiniti G35 3.5L V6

What is New Radiator For 2003-2007 Infiniti G35 3.5L V6?

This replacement radiator is engineered specifically for 2003–2007 Infiniti G35 models equipped with the 3.5L V6 engine. Constructed with high-quality aluminum, it ensures reliable thermal management to prevent overheating and maintain engine performance. Designed as a direct fit, it matches OEM dimensions and mounting points, making it a dependable solution for both routine maintenance and performance upgrades. Each unit undergoes a 100% leak test before shipment, ensuring it arrives in fully functional condition.

Key features

  • Aluminum Core — Delivers superior heat dissipation for consistent engine cooling.
  • Leak-Tested — Every radiator is inspected and tested to prevent fluid leaks.
  • Direct Replacement — Installs easily without modifications; fits factory mounting points.
  • Enhanced Packaging — Reinforced design reduces damage risk during shipping.
  • OEM Interchange — Matches part numbers including 21460AM900 and CSF2983.
  • Sealed Construction — Ensures coolant integrity and long-term reliability.
  • V6 Compatibility — Specifically built for 3.5L V6 Infiniti G35 models 2003–2007.

Who is New Radiator For 2003-2007 Infiniti G35 3.5L V6 for?

This radiator serves Infiniti G35 owners restoring or maintaining their vehicle’s cooling system. It's ideal for DIY mechanics with basic tools and intermediate skill level. Enthusiasts upgrading from a failing or corroded factory unit will appreciate the improved durability and thermal efficiency. It's also suitable for repair shops seeking a cost-effective, reliable replacement without sacrificing quality.

How does New Radiator For 2003-2007 Infiniti G35 3.5L V6 compare?

Compared to standard polypropylene radiators, this aluminum-core unit offers better heat transfer and longevity. It outperforms older or used OEM radiators prone to leaks and clogs. While not a high-performance racing unit, it exceeds the durability of budget replacements. Its direct-fit design eliminates compatibility guesswork, unlike universal radiators requiring custom fittings. The included leak testing and reinforced packaging add value over cheaper alternatives that skip quality checks.

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Best use cases

  • Replacing a leaking radiator
  • Restoring overheating G35
  • DIY cooling system upgrade
  • Preventive maintenance
  • Repair shop replacement
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Is New Radiator For 2003-2007 Infiniti G35 3.5L V6 right for you?

This radiator suits Infiniti G35 owners with 2003–2007 3.5L V6 models needing a reliable, direct-fit replacement. Ideal for DIYers with basic mechanical skills. Consider this over used OEM units or universal radiators. For extreme performance, explore high-capacity aftermarket options.

How it compares: Outperforms standard plastic-tank radiators in heat dissipation and durability. More reliable than used OEM units, yet more affordable than performance-focused models. Direct fit beats universal types requiring modification.

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Frequently Asked Questions

What vehicles fit this radiator?

This radiator fits 2003–2007 Infiniti G35 models with the 3.5L V6 engine. Confirm fit using your VIN or existing part number like 21460AM900 to ensure compatibility before installation.

Does this radiator come with mounting hardware?

No, this radiator does not include mounting bolts or hardware. Reuse your existing hardware or purchase OEM-spec fasteners separately to ensure secure installation.

How is the radiator tested before shipping?

Each unit undergoes a 100% leak test and visual inspection to verify seal integrity and structural soundness, reducing the risk of receiving a defective unit.

Is this a performance upgrade?

It's primarily a direct replacement, but the aluminum core improves heat dissipation over degraded OEM units. Not designed for high-horsepower or track applications.

Can I install this radiator myself?

Yes, if you have basic mechanical experience. The direct-fit design allows installation using common tools. Drain coolant properly and follow vehicle service guidelines for best results.

How much does New Radiator For 2003-2007 Infiniti G35 3.5L V6 cost?

New Radiator For 2003-2007 Infiniti G35 3.5L V6 is $76.49 at Lab Work Auto. Prices may change — click through to Lab Work Auto for the latest.

Is New Radiator For 2003-2007 Infiniti G35 3.5L V6 in stock at Lab Work Auto?

Yes, New Radiator For 2003-2007 Infiniti G35 3.5L V6 is currently in stock at Lab Work Auto.

Specifications

SKU
F8-015628
Last updated May 14, 2026