---
product_id: 717171597
title: "TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2017-2021 Honda Civic HO3014146"
brand: "trq"
price: "₨70788"
currency: LKR
in_stock: true
url: https://www.desertcart.lk/products/717171597-trq-radiator-coolant-reservoir-expansion-tank-overflow-bottle-compatible-2017
store_origin: LK
region: Sri Lanka
---

# Access to DIY install videos 16 PSI max pressure cap Direct-fit, no mods needed TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2017-2021 Honda Civic HO3014146

**Brand:** trq
**Price:** ₨70788
**Availability:** ✅ In Stock

## Summary

> 🚗 Upgrade your Civic’s cooling game—fit, function, and flawless DIY vibes!

## Quick Answers

- **What is this?** TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2017-2021 Honda Civic HO3014146 by trq
- **How much does it cost?** ₨70788 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/717171597-trq-radiator-coolant-reservoir-expansion-tank-overflow-bottle-compatible-2017)

## Best For

- trq enthusiasts

## Why This Product

- Trusted trq brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **DIY-Friendly with Video Support:** Exclusive access to TRQ’s extensive DIY video library—install with confidence.
- • **Built to Withstand 16 PSI Pressure:** Durable pressurized design ensures reliable coolant overflow management.
- • **Premium Quality Plastic Construction:** Lightweight yet tough material built to last through every drive.
- • **Precision Fit for 2017-21 Honda Civic:** Engineered to match OEM specs perfectly—no guesswork, no hassle.
- • **Trusted Brand with 25+ Years Experience:** Join thousands who rely on TRQ for seamless, direct-fit replacement parts.

## Overview

The TRQ Radiator Coolant Reservoir Expansion Tank is a direct-fit replacement part compatible with 2017-2021 Honda Civic models, designed to handle up to 16 PSI pressure. Made from durable plastic and including a pressure cap, it simplifies installation with no modifications needed. Backed by TRQ’s 25+ years of expertise and supported by a vast DIY video library, this reservoir ensures reliable cooling system performance and peace of mind for proactive Civic owners.

## Description

Coolant ReservoirFitmentCompatible with: 2017-21 Honda Civic HatchbackCompatible with: 2018-20 Honda Civic Sedan L4 1.5L Japan Built Models 1st VIN Digit JProduct AttributesCap Maximum Pressure Rating: 16 PSILevel Sensor Included: NoMounting Hardware Included: NoMaterial: PlasticPressurized: YesCap Included: YesReference Numbers191015AAK01191015AAK01PFMHO3014146

## Features

- Reference Number(s): HO3014146; 191015AAK01; 191015AAK01PFM
- YOUR TRUSTED DIY VIDEO SOURCE: TRQ offers the largest catalog of DIY videos for replacement parts, making installation easier and repairs more accessible. Our mission is to help you "View Before You Do," with hundreds of new videos added weekly.
- TRUST & COMPATIBILITY: For over 25 years, TRQ has been the premium choice for direct-fit replacement parts. Confirm fitment with the desertcart Garage "confirmed fit" feature and review our full compatibility chart below before purchase.
- EASE OF INSTALLATION: Save time and effort with pre-assembled components designed as direct replacements for the original equipment, ensuring precise fit and eliminating the need for modifications.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | TRQ |
| Brand | TRQ |
| Model | TRQ ECA63257 Coolant Reservoir |
| Item Weight | 2.29 pounds |
| Package Dimensions | 10 x 10 x 10 inches |
| Item model number | ECA63257 |
| Exterior | Machined |
| Manufacturer Part Number | ECA63257 |

## Images

![TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2017-2021 Honda Civic HO3014146 - Image 1](https://m.media-amazon.com/images/I/51UVQsyC8qL.jpg)
![TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2017-2021 Honda Civic HO3014146 - Image 2](https://m.media-amazon.com/images/I/71AmODWbhUL.jpg)
![TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2017-2021 Honda Civic HO3014146 - Image 3](https://m.media-amazon.com/images/I/51T+9gXI1eL.jpg)
![TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2017-2021 Honda Civic HO3014146 - Image 4](https://m.media-amazon.com/images/I/51hNV75X48L.jpg)
![TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2017-2021 Honda Civic HO3014146 - Image 5](https://m.media-amazon.com/images/I/51WM0++127L.jpg)

## Available Options

This product comes in different **Style** options.

## Frequently Bought Together

- TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2017-2021 Honda Civic HO3014146
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**Shop now:** [https://www.desertcart.lk/products/717171597-trq-radiator-coolant-reservoir-expansion-tank-overflow-bottle-compatible-2017](https://www.desertcart.lk/products/717171597-trq-radiator-coolant-reservoir-expansion-tank-overflow-bottle-compatible-2017)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-03-03*