---
product_id: 41714971
title: "Polished Aluminum Fabricated 3x8 Overflow HEX Coolant Expansion Tank Reservoir ALSO works with Alcohol Methanol Injection - Custom Hot Rod Mustang Charger Chevy Camaro"
brand: "billet proof designs"
price: "3445075₫"
currency: VND
in_stock: true
url: https://www.desertcart.vn/products/41714971-polished-aluminum-fabricated-3x8-overflow-hex-coolant-expansion-tank-reservoir
store_origin: VN
region: Vietnam
---

# Polished Aluminum Fabricated 3x8 Overflow HEX Coolant Expansion Tank Reservoir ALSO works with Alcohol Methanol Injection - Custom Hot Rod Mustang Charger Chevy Camaro

**Brand:** billet proof designs
**Price:** 3445075₫
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Polished Aluminum Fabricated 3x8 Overflow HEX Coolant Expansion Tank Reservoir ALSO works with Alcohol Methanol Injection - Custom Hot Rod Mustang Charger Chevy Camaro by billet proof designs
- **How much does it cost?** 3445075₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/41714971-polished-aluminum-fabricated-3x8-overflow-hex-coolant-expansion-tank-reservoir)

## Best For

- billet proof designs enthusiasts

## Why This Product

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

## Description

Upgrade your car, boat or hot rod with this polished coolant overflow tank! This tank can also be used for alcohol/methanol injection systems. Billet Proof Designs overflow tanks are machined from 6061-T6 aluminum and polished to a mirror finish to add a little style to your ride. This tank comes with a ball valve, (2) fittings, mounting bracket and stainless steel assembly/mounting hardware. It has a capacity of 29 fluid ounces. The shape of the tank and location of the mounting bracket make for an easy installation in any application. Dimensions of overflow tank:  Tank Length = 8-1/4"  Tank Width = 3-5/8" Overall: Length = 9-1/8" Width = 3-5/8" Height = 4-1/4". Perfect for custom Hot Rods, Trucks and Boats. FITMENT: Will fit in any vehicle that has the available space for the dimensions listed above (be sure to compensate for coolant lines coming to and from the coolant tank itself).

## Features

- Perfect for alcohol/methanol injection expansion tanks as well as coolant overflow tanks!
- Machined from 6061-T6 aluminum and polished to a mirror finish.
- Ball valve, mounting bracket, assembly/mounting hardware and (2) fittings (pictured) included.
- It has a capacity of 29 fluid ounces. The shape of the tank and location of the mounting bracket make for an easy installation in any application.
- Dimensions of overflow tank:  Tank Length = 8-1/4 inches  Tank Width = 3-5/8 inches Overall: Length = 9-1/8 inches Width = 3-5/8 inches Height = 4-1/4 inches

## Images

![Polished Aluminum Fabricated 3x8 Overflow HEX Coolant Expansion Tank Reservoir ALSO works with Alcohol Methanol Injection - Custom Hot Rod Mustang Charger Chevy Camaro - Image 1](https://images-na.ssl-images-amazon.com/images/I/41b2afBhTZL.jpg)
![Polished Aluminum Fabricated 3x8 Overflow HEX Coolant Expansion Tank Reservoir ALSO works with Alcohol Methanol Injection - Custom Hot Rod Mustang Charger Chevy Camaro - Image 2](https://images-na.ssl-images-amazon.com/images/I/31SPaj3%2BQkL.jpg)
![Polished Aluminum Fabricated 3x8 Overflow HEX Coolant Expansion Tank Reservoir ALSO works with Alcohol Methanol Injection - Custom Hot Rod Mustang Charger Chevy Camaro - Image 3](https://images-na.ssl-images-amazon.com/images/I/315YsvH%2BAxL.jpg)
![Polished Aluminum Fabricated 3x8 Overflow HEX Coolant Expansion Tank Reservoir ALSO works with Alcohol Methanol Injection - Custom Hot Rod Mustang Charger Chevy Camaro - Image 4](https://images-na.ssl-images-amazon.com/images/I/312ocqD8JTL.jpg)
![Polished Aluminum Fabricated 3x8 Overflow HEX Coolant Expansion Tank Reservoir ALSO works with Alcohol Methanol Injection - Custom Hot Rod Mustang Charger Chevy Camaro - Image 5](https://images-na.ssl-images-amazon.com/images/I/31jeDAYAmGL.jpg)

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**Shop now:** [https://www.desertcart.vn/products/41714971-polished-aluminum-fabricated-3x8-overflow-hex-coolant-expansion-tank-reservoir](https://www.desertcart.vn/products/41714971-polished-aluminum-fabricated-3x8-overflow-hex-coolant-expansion-tank-reservoir)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-01-31*