Radiator Assembly Aluminum Core for 06-11 Honda Civic Sedan & Coupe

Our review of the TRQ radiator assembly looks specifically at the aluminum core replacement designed for 2006-11 Honda Civic sedan and coupe models. This radiator is aimed at DIY mechanics and independent shops that need a direct fit OE replacement without modifying mounts or hoses. The single biggest reason to consider this part is its vehicle-specific fit combined with an aluminum core and plastic tanks that match OEM dimensions, making installation straightforward for anyone comfortable with routine cooling-system work.

Key Features

• Direct Fit: Designed to line up with OE mounting points so it installs without fabrication or adjustment on compatible 2006-11 Civic models.
• Aluminum Core: The aluminum core offers corrosion resistance and heat transfer characteristics similar to OEM radiators for reliable cooling.
• OE Replacement: Built to match OE reference numbers such as 19010RNBC51 to simplify part selection for owners and technicians.
• Vehicle Specific: Fitment is for 2006-11 Honda Civic Sedan and Coupe with 1.8L engines and automatic transmissions, reducing the chance of mismatch.
• Serviceable Dimensions: Core size and inlet/outlet locations mirror OEM layout, which helps preserve original hose routing and accessory clearance.

Who It's For

This radiator is best for Honda Civic owners from model years 2006 through 2011 who need a like-for-like replacement and prefer parts that match OEM dimensions and mounting. It also suits independent shops and experienced DIYers who want a straightforward swap without fabricating brackets or rerouting hoses.

It is less appropriate for vehicles with nonstandard cooling modifications, models outside the listed fitment, or buyers who need a radiator with an integrated oil or transmission cooler, as this unit does not include those features and the cap is not supplied.

Pros & Cons

Pros

• Direct fit design makes installation quick and reduces installation errors.
• Aluminum core provides good thermal conductivity and OEM-like performance.
• Customers report strong fit and ease of installation with original mounting alignment.

Cons

• Some buyers report occasional leakage, so inspect joints and shipping packaging on arrival.
• The radiator does not include a cap or internal oil/transmission coolers, so additional components may be needed for certain setups.

Specifications

Our Verdict

The TRQ aluminum core radiator is a sensible, cost-effective OE replacement for 2006-11 Honda Civic sedan and coupe models with 1.8L engines and automatic transmissions. It wins on fit and installation ease, offering OEM-like dimensions and good thermal properties, though buyers should check for shipping damage and be aware it lacks a cap and integrated coolers. For most owners seeking value and straightforward replacement, it represents solid value.

Frequently Asked Questions

Does this radiator fit my 2008 Civic coupe?
This unit is listed for 2006-11 Honda Civic coupe and sedan 1.8L models with automatic transmissions, so it should fit a 2008 Civic coupe with those specs.

Is the radiator cap included?
No, the radiator cap is not included and must be reused from the original or purchased separately.

Does it include an oil or transmission cooler?
No, this radiator does not include an internal engine oil cooler or transmission oil cooler; it is a standard down-flow radiator with bottom-left outlet.