---
product_id: 59936412
title: "LSA LS9 LT4 LS Supercharger Vacuum Port 1/8 NPT Hose Adapter Holley High Ram MAP 551387"
brand: "ict billet"
price: "$47.43"
currency: USD
in_stock: true
reviews_count: 6
category: "Ict Billet"
url: https://www.desertcart.us/products/59936412-lsa-ls9-lt4-ls-supercharger-vacuum-port-1-8-npt
store_origin: US
region: United States of America
---

# Universal fit for LSA, LS9, LT4, LS Optimizes supercharger vacuum tuning Precision-machined aluminum LSA LS9 LT4 LS Supercharger Vacuum Port 1/8 NPT Hose Adapter Holley High Ram MAP 551387

**Brand:** ict billet
**Price:** $47.43
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your supercharged ride with precision vacuum control!

## Quick Answers

- **What is this?** LSA LS9 LT4 LS Supercharger Vacuum Port 1/8 NPT Hose Adapter Holley High Ram MAP 551387 by ict billet
- **How much does it cost?** $47.43 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/59936412-lsa-ls9-lt4-ls-supercharger-vacuum-port-1-8-npt)

## Best For

- ict billet enthusiasts

## Why This Product

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

## Key Features

- • **Boost Your Engine IQ:** Facilitates precise vacuum readings, unlocking superior engine efficiency and power gains.
- • **DIY-Ready Installation:** Designed for quick, hassle-free setup—perfect for pros and passionate enthusiasts alike.
- • **Vacuum Port Integration:** Enables effortless 1/8 NPT vacuum line connection for advanced tuning setups.
- • **Precision-Crafted Durability:** Engineered from high-grade aluminum for unmatched longevity and performance.
- • **Seamless Supercharger Compatibility:** Fits LSA, LS9, LT4, and LS models, ensuring versatile application across top-tier engines.

## Overview

The ICT Billet Supercharger Vacuum Port Adapter is a precision-machined aluminum fitting designed to integrate a 1/8 NPT vacuum port into LSA, LS9, LT4, and LS superchargers. It enhances engine tuning capabilities by providing reliable vacuum line connectivity, ensuring improved performance and easy installation for both professionals and DIYers.

## Description

Buy ICT Billet LSA LS9 LT4 LS Supercharger Vacuum Port 1/8 NPT Hose Adapter Holley High Ram MAP 551387: Intake Manifolds - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Perfect for my Holley Terminator will buy again! - Extremely happy with this product. It fit perfectly and is a quality part. It allowed me to run a vacuum line to my internal map for my Holley and it worked great.
Review: Works on Holley Sniper EFI LS3 Intake - I got this adapter to use as a vacuum port on a Holley Sniper EFI LS3 intake manifold. It fits perfect in the back of the intake where a MAP sensor would go.

## Features

- 5831 Supercharged
- High-Quality Material: Precision-machined from durable materials for long-lasting performance and reliability.
- Versatile Compatibility: Designed to fit LSA, LS9, LT4, and LS superchargers, ensuring compatibility with a wide range of applications.
- Vacuum Port Adapter: Enables easy integration of a 1/8 NPT vacuum port, providing flexibility for various vacuum-related accessories.
- Enhanced Engine Performance: Enables better tuning capabilities, contributing to improved overall engine performance and efficiency.
- Easy Installation: Designed for straightforward installation, making it an ideal choice for DIY enthusiasts and professionals alike.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | ICT Billet |
| Color | Aluminum |
| Connector Type | Adapter |
| Material | Aluminum |
| Size | 1/8 Inch |
| Thread Size | 1/8 inch |

## Images

![LSA LS9 LT4 LS Supercharger Vacuum Port 1/8 NPT Hose Adapter Holley High Ram MAP 551387 - Image 1](https://m.media-amazon.com/images/I/516zN5uorHL.jpg)

## Questions & Answers

**Q: Will this fit on TSP intake?**
A: we have not tested with that intake.

**Q: Will this fit a stock LS3 intake?**
A: Hello,

Yes, this will work with your application.

Thanks!

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect for my Holley Terminator will buy again!
*by E***N on September 30, 2025*

Extremely happy with this product. It fit perfectly and is a quality part. It allowed me to run a vacuum line to my internal map for my Holley and it worked great.

### ⭐⭐⭐⭐⭐ Works on Holley Sniper EFI LS3 Intake
*by D***L on December 27, 2024*

I got this adapter to use as a vacuum port on a Holley Sniper EFI LS3 intake manifold. It fits perfect in the back of the intake where a MAP sensor would go.

### ⭐⭐⭐⭐⭐ Will fit ls3 map sensor
*by S***S on May 10, 2023*

Even though it isn't advertised to fit the map on a stock ls3 intake, it will with minor grinding on 1 corner.

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**Shop now:** [https://www.desertcart.us/products/59936412-lsa-ls9-lt4-ls-supercharger-vacuum-port-1-8-npt](https://www.desertcart.us/products/59936412-lsa-ls9-lt4-ls-supercharger-vacuum-port-1-8-npt)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-19*