---
product_id: 223380569
title: "RASTP Universal 1L Coolant Overflow Tank, Aluminum Coolant Radiator Tank,Reservoir Expansion,Black"
brand: "rastp"
price: "€ 65.21"
currency: EUR
in_stock: true
reviews_count: 13
category: "Rastp"
url: https://www.desertcart.hr/products/223380569-rastp-universal-1l-coolant-overflow-tank-aluminum-coolant-radiator-tank
store_origin: HR
region: Croatia
---

# 1L Capacity with Magnetic Drain Plug - easy maintenance TIG Welded Seam - precision durability 7075 Aluminum Alloy - ultra-strong & lightweight RASTP Universal 1L Coolant Overflow Tank, Aluminum Coolant Radiator Tank,Reservoir Expansion,Black

**Brand:** rastp
**Price:** € 65.21
**Availability:** ✅ In Stock

## Summary

> 🚗 Upgrade your ride’s cooling game with precision-engineered power!

## Quick Answers

- **What is this?** RASTP Universal 1L Coolant Overflow Tank, Aluminum Coolant Radiator Tank,Reservoir Expansion,Black by rastp
- **How much does it cost?** € 65.21 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/223380569-rastp-universal-1l-coolant-overflow-tank-aluminum-coolant-radiator-tank)

## Best For

- rastp enthusiasts

## Why This Product

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

## Key Features

- • **Leak-Proof Confidence:** Tight sealed cap with O-ring gasket locks in coolant securely, preventing costly leaks and overheating.
- • **Precision TIG Welding:** Fully TIG welded seams ensure leak-proof performance under high pressure—built to last.
- • **Effortless Maintenance:** Magnetic drain plug at the base makes draining and cleaning a breeze—stay ahead of engine wear.
- • **Unmatched Strength & Style:** Crafted from premium 7075 aluminum with anodized polish for a sleek, durable upgrade over plastic tanks.
- • **Universal Fit, Flexible Setup:** Switchable inlet/outlet and toggle level indicator for effortless installation and easy coolant monitoring.

## Overview

The RASTP Universal 1L Coolant Overflow Tank is a high-performance aluminum radiator reservoir designed for universal fitment. Made from durable 7075 aluminum with TIG welded seams and an anodized finish, it offers superior strength and leak resistance. Featuring a switchable inlet/outlet, toggle level indicator, and magnetic drain plug, it combines functionality with easy maintenance to keep your engine running cooler and longer.

## Description

Buy RASTP Universal 1L Coolant Overflow Tank, Aluminum Coolant Radiator Tank,Reservoir Expansion,Black: Coolant Recovery Kits - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Thumbs up - Nicely made great quality
Review: If it’s not as much as a factory but better - This works great and holds pressure the fit is universal for every one you will have to buy one more bolt to seat the extra hole

## Features

- HOW TO WORK - When the coolant pressure in the radiator exceeds the pressure cap setting, the coolant is sealed through the pressure cap and flows through the overflow tube into the radiator coolant overflow tank
- 7075 ALUMINUM&TIG WELDED - Expansion tank made of 7075 aluminum for enhanced strength, anodized polished and durable, better than plastic material
- EASY TO CHECK - Switchable inlet/outlet and level indicator can be placed either on the right or left hand side of the can.Level indicator,easy to read level (toggle level indicator)
- PREVENT COOLANT LEAKAGE - Tight closed cap, Fully Tig Welded and Thread Come with O-ring Gasket, Keep a good closed environment and Prevent coolant leakage
- EASY TO DRAINING&CLEANING - Magnetic Drain plug at the bottom for easy draining and cleaning

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08F4T9DYN |
| Best Sellers Rank | #279,774 in Automotive ( See Top 100 in Automotive ) #485 in Automotive Replacement Engine Coolant Recovery Kits |
| Capacity | 1 Liters |
| Customer Reviews | 4.5 4.5 out of 5 stars (366) |
| Date First Available | August 3, 2020 |
| Fit Type | Universal |
| Fuel Type | Gasoline |
| Item Weight | 1.37 pounds |
| Manufacturer | RASTP |
| Manufacturer Part Number | RS-OCC037-Black |
| Package Dimensions | 8.19 x 6.22 x 4.02 inches |
| Product Grade | like new |

## Product Details

- **Brand:** RASTP
- **Exterior Finish:** Aluminum
- **Item Weight:** 0.62 Kilograms
- **Material:** Aluminum, Plastic
- **Vehicle Service Type:** Car

## Images

![RASTP Universal 1L Coolant Overflow Tank, Aluminum Coolant Radiator Tank,Reservoir Expansion,Black - Image 1](https://m.media-amazon.com/images/I/51P+YQrnMDL.jpg)
![RASTP Universal 1L Coolant Overflow Tank, Aluminum Coolant Radiator Tank,Reservoir Expansion,Black - Image 2](https://m.media-amazon.com/images/I/51kEWoehxZL.jpg)
![RASTP Universal 1L Coolant Overflow Tank, Aluminum Coolant Radiator Tank,Reservoir Expansion,Black - Image 3](https://m.media-amazon.com/images/I/61+j3mG4sCL.jpg)
![RASTP Universal 1L Coolant Overflow Tank, Aluminum Coolant Radiator Tank,Reservoir Expansion,Black - Image 4](https://m.media-amazon.com/images/I/61JSAafqZvL.jpg)
![RASTP Universal 1L Coolant Overflow Tank, Aluminum Coolant Radiator Tank,Reservoir Expansion,Black - Image 5](https://m.media-amazon.com/images/I/61LnlDlPwZL.jpg)

## Questions & Answers

**Q: What is the thread size for the barb fittings and plugs?**
A: 5/16 I think

**Q: So my 2004 Infiniti g35 has one hose coming from the overflow tank. So what do I do about this one that has 2 ports where does the second port go to ?**
A: Hello. The second port can be vented for an overflow

**Q: Does the cap have a vent hole?**
A: Cap doesn’t have a vent hole.

**Q: can this tank be used for oil?  specifically are the o-rings ok for use with oil?**
A: I'm using for coolant....I don't think it'll be a problem if you use it for oil ....

Message the seller and see what they think .....my suggestion..

## Customer Reviews

### ⭐⭐⭐⭐⭐ Thumbs up
*by E***S on July 22, 2025*

Nicely made great quality

### ⭐⭐⭐⭐⭐ If it’s not as much as a factory but better
*by A***Z on January 16, 2026*

This works great and holds pressure the fit is universal for every one you will have to buy one more bolt to seat the extra hole

### ⭐⭐⭐⭐ Looks good
*by J***S on September 6, 2021*

This part looked good and works great. The only problem I had was getting a hoses on the barbed fittings. Took a bit but finally got some 3/8” line to go on.

## Frequently Bought Together

- RASTP Universal 1L Coolant Overflow Tank, Aluminum Coolant Radiator Tank,Reservoir Expansion,Black
- AC PERFORMANCE OD 4 inch (102mm) 90 degree Carbon Fiber Elbow, 4" Outer diameter, Leg Length 6 inch (150mm), 1.5mm Thickness, 3K Twill Real Carbon Fiber Bent Tube (no Logo, Emblems or Markings)
- AC PERFORMANCE OD 4 inch (102mm) 45 degree Carbon Fiber Elbow, 4" Outer diameter, Leg Length 6 inch (150mm), 1.5mm Thickness, 3K Twill Real Carbon Fiber Bent Tube (no Logo, Emblems or Markings)

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**Shop now:** [https://www.desertcart.hr/products/223380569-rastp-universal-1l-coolant-overflow-tank-aluminum-coolant-radiator-tank](https://www.desertcart.hr/products/223380569-rastp-universal-1l-coolant-overflow-tank-aluminum-coolant-radiator-tank)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-02-02*