---
product_id: 593110679
title: "Coolant Overflow Reservoir Tank with Cap & Sensor Compatible with Chevrolet Caprice, Impala & Cadillac Fleetwood & Buick Roadmaster, 1994 1995 1996, 5.7L, Replace for 12528777"
brand: "a-premium"
price: "₩349084"
currency: KRW
in_stock: true
url: https://www.desertcart.kr/products/593110679-coolant-overflow-reservoir-tank-with-cap-and-sensor-compatible-chevrolet
store_origin: KR
region: South Korea
---

# Generous 1200ml capacity with 3 mounting holes Heat-resistant PA plastic for ultimate durability Precision fit for 4 iconic 90s GM models Coolant Overflow Reservoir Tank with Cap & Sensor Compatible with Chevrolet Caprice, Impala & Cadillac Fleetwood & Buick Roadmaster, 1994 1995 1996, 5.7L, Replace for 12528777

**Brand:** a-premium
**Price:** ₩349084
**Availability:** ✅ In Stock

## Summary

> 🚗 Keep your classic GM running cool and confident—because your ride deserves premium care!

## Quick Answers

- **What is this?** Coolant Overflow Reservoir Tank with Cap & Sensor Compatible with Chevrolet Caprice, Impala & Cadillac Fleetwood & Buick Roadmaster, 1994 1995 1996, 5.7L, Replace for 12528777 by a-premium
- **How much does it cost?** ₩349084 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/593110679-coolant-overflow-reservoir-tank-with-cap-and-sensor-compatible-chevrolet)

## Best For

- a-premium enthusiasts

## Why This Product

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

## Key Features

- • **Confidence in Every Mile:** Backed by a 1-year unlimited mileage warranty for peace of mind on every drive
- • **Optimized Cooling Efficiency:** Reduces oil dilution, cylinder wear, fuel consumption, and emissions while boosting heating system performance
- • **Integrated Cap & Sensor Included:** Complete with screw cap and 2-pin sensor for hassle-free installation and optimal monitoring
- • **Built to Endure Extreme Conditions:** Crafted from premium PA plastic that resists heat and vibration, ensuring long-lasting performance
- • **Tailored for Classic GM Powerhouses:** Seamlessly compatible with Chevrolet Caprice, Impala, Cadillac Fleetwood & Buick Roadmaster (1994-1996, 5.7L)

## Overview

The A-Premium Coolant Overflow Reservoir Tank is a direct replacement part designed specifically for 1994-1996 Chevrolet Caprice, Impala, Cadillac Fleetwood, and Buick Roadmaster 5.7L models. Made from durable, heat-resistant PA plastic, it features a 1200ml capacity, integrated screw cap, and sensor for precise coolant monitoring. This reservoir tank enhances engine efficiency by reducing oil dilution and emissions, and it comes with a 1-year unlimited mileage warranty for reliable performance.

## Description

A-Premium Coolant Overflow Reservoir Tank with Cap & Sensor Compatible with Chevrolet Caprice, Impala & Cadillac Fleetwood & Buick Roadmaster, 1994 1995 1996, 5.7L, Replace for 12528777

## Features

- [Vehicle Fitment]: Compatible with Chevrolet Caprice (4.3L 5.7L) // Impala 1994-1996 (5.7L); Compatible with Cadillac Fleetwood 1994-1996 (5.7L) // Compatible with Buick Roadmaster 1994-1996 (5.7L)--- It comes with Cap and Sensor (2 Pins)
- [Reference Number]: 12528777
- [Specifications]: ① Shape: Rectangular; ② Capacity (ML): 1200.00; ③ Type (Cap): Screw; ④ Material: Plastic; ⑤ Color: Natural; ⑥ Height: 4.88 (in); ⑦ Length: 14.27 (in); ⑧ Number of Mounting Hole: 3
- [Functions]: Using stable and outstanding PA plastic materials can withstand excessive heat and vibration. Helping to reduce oil dilution, cylinder bore wear, fuel consumption, exhaust emission, and improving efficiency of the heating system.
- [Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted expansion tank. We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of mind.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Fuel Type | Petrol |
| Product Grade | Replacement Part |
| Fit Type | Vehicle Specific |
| OEM Part Number | 12528777 |
| Manufacturer | PremiumpartsWhosale |
| Package Dimensions | 40.64 x 25.4 x 20.32 cm; 1.75 kg |
| Item model number | APET0058 |
| Manufacturer Part Number | APET0058 |
| Country of Origin | USA |
| Item Weight | 1 kg 750 g |

## Product Details

- **Brand:** A-premium
- **Material:** Plastic
- **Vehicle Service Type:** Chevrolet Caprice, Impala, Cadillac Fleetwood, Buick Roadmaster
- **Item Weight:** 1.75 Kilograms
- **Capacity:** 1200 Milliliters

## Images

![Coolant Overflow Reservoir Tank with Cap & Sensor Compatible with Chevrolet Caprice, Impala & Cadillac Fleetwood & Buick Roadmaster, 1994 1995 1996, 5.7L, Replace for 12528777 - Image 1](https://m.media-amazon.com/images/I/61dSLJzZ5+L.jpg)

## Frequently Bought Together

- A-Premium Coolant Overflow Reservoir Tank with Cap & Sensor Compatible with Chevrolet Caprice, Impala & Cadillac Fleetwood & Buick Roadmaster, 1994 1995 1996, 5.7L, Replace for 12528777
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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-01-28*