---
product_id: 344517105
title: "ls steam Port kit coolant Crossover kit LS Throttle Body Bypass Hose Kit Compatible with GM LS Series Engine LS1 LSX LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33"
brand: "rjsphh"
price: "$U2489"
currency: UYU
in_stock: true
reviews_count: 13
category: "Rjsphh"
url: https://www.desertcart.uy/products/344517105-ls-steam-port-kit-coolant-crossover-kit-ls-throttle-body
store_origin: UY
region: Uruguay
---

# Compatible with all GM LS Series engines Easy front/rear cylinder head installation 100% quality tested billet aluminum ls steam Port kit coolant Crossover kit LS Throttle Body Bypass Hose Kit Compatible with GM LS Series Engine LS1 LSX LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33

**Brand:** rjsphh
**Price:** $U2489
**Availability:** ✅ In Stock

## Summary

> ⚡ Upgrade your LS engine’s heartbeat with precision coolant flow!

## Quick Answers

- **What is this?** ls steam Port kit coolant Crossover kit LS Throttle Body Bypass Hose Kit Compatible with GM LS Series Engine LS1 LSX LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 by rjsphh
- **How much does it cost?** $U2489 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/344517105-ls-steam-port-kit-coolant-crossover-kit-ls-throttle-body)

## Best For

- rjsphh enthusiasts

## Why This Product

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

## Key Features

- • **Optimized Coolant Flow:** Dual 1/8" NPT ports on passenger side and single port on driver side for superior bypass efficiency
- • **Effortless Installation:** Designed for quick front or rear cylinder head mounting—no hassle, no downtime
- • **Value-Driven Performance:** Premium quality at a fraction of OEM cost—upgrade your ride without breaking the bank
- • **Universal LS Compatibility:** Seamlessly fits LS1, LSX, LM7, LR4, LQ4, LS6, L59, LQ9, LM4, L33 engines
- • **Precision Engineered Durability:** Crafted from anti-rust billet aluminum for long-lasting performance

## Overview

The RJSPHH LS Steam Port Coolant Crossover Kit is a high-quality, billet aluminum throttle body bypass hose kit engineered for all GM LS Series engines. It features corrosion-resistant construction, dual-port design for optimized coolant circulation, and easy installation on either cylinder head side. Tested for quality and durability, this kit offers a cost-effective upgrade to enhance engine responsiveness and cooling efficiency.

## Description

Buy RJSPHH ls steam Port kit coolant Crossover kit LS Throttle Body Bypass Hose Kit Compatible with GM LS Series Engine LS1 LSX LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33: Bypass - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Great deal - Working good so far for 4 months. Don't expect any issues.
Review: Fits GMC Yukon SLT - Fits my 07 GMC Yukon SLT just fine, same as pictured, worth the price for my vehicle

## Features

- For All GM LS Series Engines.
- 100% quality assurance tested, more responsive, less expensive, easier to install.
- INSTALLATION-- These can be installed on the front or rear of the cylinder heads.
- HIGH QUALITY-- Constructed with billet aluminum with natural finish, which is anti-rust and durable to use.
- Passengers side port adapter has two 1/8"npt ports, drivers side port adapter has one 1/8"npt port.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B092Q7DK83 |
| Best Sellers Rank | #189,561 in Automotive ( See Top 100 in Automotive ) #10 in Automotive Replacement Bypass Hoses |
| Brand | RJSPHH |
| Color | Silver |
| Date First Available | May 21, 2021 |
| Item Weight | 4.6 ounces |
| Item model number | 717664963328 |
| Manufacturer | RJSPHH |
| Material | Aluminum |
| Nominal Wall Thickness | 1.27 millimeters |
| Package Dimensions | 4.49 x 2.83 x 1.73 inches |
| UPC | 717664963328 |

## Product Details

- **Brand:** RJSPHH
- **Color:** Silver
- **Item Weight:** 0.13 Kilograms
- **Manufacturer:** RJSPHH
- **Material:** Aluminum
- **Nominal Wall Thickness:** 1.27 millimeters
- **UPC:** 717664963328

## Images

![ls steam Port kit coolant Crossover kit LS Throttle Body Bypass Hose Kit Compatible with GM LS Series Engine LS1 LSX LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 - Image 1](https://m.media-amazon.com/images/I/41g-4n68jjL.jpg)
![ls steam Port kit coolant Crossover kit LS Throttle Body Bypass Hose Kit Compatible with GM LS Series Engine LS1 LSX LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 - Image 2](https://m.media-amazon.com/images/I/41j9Nw54RzL.jpg)
![ls steam Port kit coolant Crossover kit LS Throttle Body Bypass Hose Kit Compatible with GM LS Series Engine LS1 LSX LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 - Image 3](https://m.media-amazon.com/images/I/41oYLjJW-AS.jpg)
![ls steam Port kit coolant Crossover kit LS Throttle Body Bypass Hose Kit Compatible with GM LS Series Engine LS1 LSX LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 - Image 4](https://m.media-amazon.com/images/I/41q6qZXZkFL.jpg)
![ls steam Port kit coolant Crossover kit LS Throttle Body Bypass Hose Kit Compatible with GM LS Series Engine LS1 LSX LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 - Image 5](https://m.media-amazon.com/images/I/5190ITdb4pS.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great deal
*by S***C on July 18, 2025*

Working good so far for 4 months. Don't expect any issues.

### ⭐⭐⭐⭐⭐ Fits GMC Yukon SLT
*by C***N on April 26, 2025*

Fits my 07 GMC Yukon SLT just fine, same as pictured, worth the price for my vehicle

### ⭐⭐⭐⭐ it works but.....
*by T***E on September 13, 2024*

Its hard to install, directions not great and it leaks a little on the passenger side of the engine.

## Frequently Bought Together

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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-02-19*