TRQ Radiator Coolant Reservoir Expansion Tank Compatible with Nissan
TRQ Radiator Coolant Reservoir Expansion Tank Compatible with Nissan
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In this review of the TRQ radiator coolant reservoir expansion tank, the bottom line is simple: it is for DIYers and mechanics who need a direct replacement for the coolant overflow bottle on compatible Nissan Altima and Maxima models. The single biggest reason to buy is its direct-fit design and pre-assembled construction, which saves time and avoids modifications when replacing a worn or cracked reservoir. The reviewer found the part reliable in fit and function and highlights TRQ's focus on compatibility and helpful DIY video resources.
Key Features
- Direct fit replacement: Designed as a direct replacement for the original equipment, it eliminates the need for modifications and reduces installation time.
- Wide compatibility: Fits multiple Nissan Altima model years and Nissan Maxima years listed in the fitment, making it useful for several common repairs.
- Pre-assembled components: Arrives ready to install which helps the installer save effort and ensures the parts align correctly with factory mounting points.
- Trusted reference numbers: Cross-referenced to known OE and aftermarket numbers to help confirm fitment before purchase.
- Durable construction: Built with materials intended to withstand normal engine bay conditions and repeated thermal cycling.
Who It's For
This part is best for owners of 2007-2011 Nissan Altima (Base, S, SL, SE, SR where listed) and 2009-2014 Nissan Maxima who need a straightforward replacement for a leaking or cracked coolant reservoir. It suits DIY mechanics and independent shops that prefer parts designed to match factory fitment and save time on installation.
It is not aimed at vehicles outside the listed fitment years or owners who require custom or performance coolant systems. Buyers should confirm compatibility using their vehicle reference information before ordering, since fitment is specific to the models listed in the product description.
Pros & Cons
Pros
- Good fit and function for the specified Nissan models, matching original mounting and connections.
- Ease of installation with pre-assembled components that generally require no modifications.
- Perceived strong build quality and durability based on owner reports and construction.
Cons
- Screw hole alignment received mixed feedback from some users and may require attention during installation.
Specifications
| Brand | TRQ |
| Compatible Models | 2007-11 Nissan Altima, 2009-14 Nissan Maxima |
| Applicable Altima Trims | Base, S, SL, SE, SR (model years noted) |
| Reference Numbers | 21710-8J000; 21710-ZN50A; 21710ZN50A; 671-50212; NI3014106 |
| Installation | Pre-assembled direct fit replacement |
| Category | Coolant reservoir / overflow bottle |
Our Verdict
The TRQ coolant reservoir expansion tank is a solid choice for owners of the listed Nissan Altima and Maxima models who want a direct-fit, pre-assembled replacement that minimizes install time. It delivers good value through reliable fit, durable construction, and the convenience of a part matched to OE reference numbers, though installers should be aware of occasional screw hole alignment issues reported by some users.
Frequently Asked Questions
Will this fit my 2010 Nissan Altima?
It is listed as compatible with 2010-11 Altima SR and 2007-11 Altima trims; confirm exact trim and year match before purchasing.
Is hardware included for installation?
The part is described as pre-assembled to match OE fitment; check the product images and description to confirm if additional fasteners are required.
Does TRQ provide installation guidance?
TRQ offers DIY video resources to help with installation and to verify fitment and procedure.
Editor's Take
The TRQ coolant reservoir is a direct-fit, pre-assembled replacement for listed Nissan Altima and Maxima models, offering reliable fit and durable construction with good value, though some users note screw hole alignment issues.

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