---
product_id: 500155136
title: "PQY Heater Core Crossover Coolant Hose 5/8\" End and 3/4\" End with 2PCS Clamps for LS for LT"
brand: "pqy"
price: "13.33 OMR"
currency: OMR
in_stock: true
reviews_count: 5
category: "Pqy"
url: https://www.desertcart.com.om/products/500155136-pqy-heater-core-crossover-coolant-hose-5-8-end-3
store_origin: OM
region: Oman
---

# High-temp silicone build Includes 2 stainless steel clamps Fits 98+ LS/LT Gen 3-5 engines PQY Heater Core Crossover Coolant Hose 5/8" End and 3/4" End with 2PCS Clamps for LS for LT

**Brand:** pqy
**Price:** 13.33 OMR
**Availability:** ✅ In Stock

## Summary

> 🔥 Upgrade your engine’s heartbeat with PQY’s precision coolant crossover!

## Quick Answers

- **What is this?** PQY Heater Core Crossover Coolant Hose 5/8" End and 3/4" End with 2PCS Clamps for LS for LT by pqy
- **How much does it cost?** 13.33 OMR with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.om](https://www.desertcart.com.om/products/500155136-pqy-heater-core-crossover-coolant-hose-5-8-end-3)

## Best For

- pqy enthusiasts

## Why This Product

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

## Key Features

- • **Trusted by Enthusiasts:** Rated 4.8/5 by 280+ users who demand reliability and performance under the hood.
- • **Complete Installation Kit:** Comes with 2 corrosion-resistant stainless steel clamps for secure, leak-free connections.
- • **Direct Replacement Solution:** Seamlessly replaces your failed heater core hose without modifications—get back on the road fast.
- • **Premium Silicone Durability:** Engineered to withstand extreme heat and pressure for long-lasting performance.
- • **Precision Fit for LS/LT Engines:** Custom-designed to perfectly match 5/8" and 3/4" heater ports on Gen 3-5 LS/LT engines.

## Overview

The PQY Heater Core Crossover Coolant Hose is a high-quality silicone hose designed for 98-up LS and LT Gen 3-5 engines. Featuring a 5/8" and 3/4" end size, it includes two stainless steel clamps for secure installation. This hose serves as a direct replacement for failed heater core hoses, ensuring reliable coolant flow and engine temperature regulation. With a 4.8-star rating from over 280 reviews, it’s a trusted upgrade for performance-minded professionals.

## Description

for LS1 LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 LS2 LH6 L92 L76 LY2 LY5 LY6 LC9 LFA LH8 LMG LS3 L98 L9H L20 L94 LZ1 L99 L96 LC8 L77

Review: Fits Well
Review: Works great for my mustang

## Features

- This hose is made of high quality sicilone,come with 2pcs stainless steel clamps
- The hose is used to adjust the heater hose outlets of your LS/LT engine water pump,can be a direct replacement for your entire failed heater core
- Hose Ends Size: One end is 5/8" and the other is 3/4"
- Compatible with 98-up LS LT GEN 3 4 5 Engine with 5/8" and 3/4" heater supply and return ports.
- PQY CUSTOMER SERVICE:If you have any problem ,please contact us and we will respond you in 24 hours except weekends and holidays.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09LV2KH1H |
| Brand | PQY |
| Colour | Black |
| Connector Type | Cross |
| Customer Reviews | 4.8 out of 5 stars 282 Reviews |
| Exterior Finish | Stainless Steel |
| Item Weight | 45 g |
| Manufacturer | PQY |
| Material | Rubber |
| Model Number | 551699 |
| Number of Pieces | 1 |
| Size | 0.75 Inch |
| Thread Size | 0.75 inch |
| Thread Type | NPT |
| UPC | 784136203275 |
| Unit Count | 1.0 Count |

## Product Details

- **Material:** Rubber
- **Brand:** PQY
- **Colour:** Black
- **Connector type:** Cross
- **Exterior finish:** Stainless Steel
- **Thread type:** NPT
- **Item weight:** 0.1 Pounds
- **Number of pieces:** 1
- **Manufacturer:** PQY
- **UPC:** 784136203275

## Images

![PQY Heater Core Crossover Coolant Hose 5/8" End and 3/4" End with 2PCS Clamps for LS for LT - Image 1](https://m.media-amazon.com/images/I/515jHp3juqL.jpg)
![PQY Heater Core Crossover Coolant Hose 5/8" End and 3/4" End with 2PCS Clamps for LS for LT - Image 2](https://m.media-amazon.com/images/I/51IXvIo4yEL.jpg)
![PQY Heater Core Crossover Coolant Hose 5/8" End and 3/4" End with 2PCS Clamps for LS for LT - Image 3](https://m.media-amazon.com/images/I/51P5kQMTmcL.jpg)
![PQY Heater Core Crossover Coolant Hose 5/8" End and 3/4" End with 2PCS Clamps for LS for LT - Image 4](https://m.media-amazon.com/images/I/61evEJytSpL.jpg)
![PQY Heater Core Crossover Coolant Hose 5/8" End and 3/4" End with 2PCS Clamps for LS for LT - Image 5](https://m.media-amazon.com/images/I/61wqWPq6cfL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fits Well
*by K***R on 9 January 2026*



### ⭐⭐⭐⭐⭐ Works great for my mustang
*by J***Y on 17 May 2025*



### ⭐⭐⭐⭐⭐ Works perfect
*by J***H on 7 January 2025*



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**Shop now:** [https://www.desertcart.com.om/products/500155136-pqy-heater-core-crossover-coolant-hose-5-8-end-3](https://www.desertcart.com.om/products/500155136-pqy-heater-core-crossover-coolant-hose-5-8-end-3)

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*Product available on Desertcart Oman*
*Store origin: OM*
*Last updated: 2026-01-29*