---
product_id: 4373147
title: "Spectre Performance 9751 Black 4\" Air Duct Hose"
brand: "spectre"
price: "R$1050"
currency: BRL
in_stock: true
category: "Spectre"
url: https://www.desertcart.com.br/products/4373147-spectre-performance-9751-black-4-air-duct-hose
store_origin: BR
region: Brazil
---

# Memory-flex design for shape retention 41 inches length for versatile ducting Dual-threaded rubber boots for secure fit Spectre Performance 9751 Black 4" Air Duct Hose

**Brand:** spectre
**Price:** R$1050
**Availability:** ✅ In Stock

## Summary

> ❄️ Cool your engine, heat up your performance!

## Quick Answers

- **What is this?** Spectre Performance 9751 Black 4" Air Duct Hose by spectre
- **How much does it cost?** R$1050 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/4373147-spectre-performance-9751-black-4-air-duct-hose)

## Best For

- spectre enthusiasts

## Why This Product

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

## Key Features

- • **Extended Reach:** 41 inches of durable polypropylene ducting to optimize cold air delivery deep into your engine bay.
- • **Premium Build Quality:** Crafted from high-grade polypropylene for heat resistance and long-lasting performance under pressure.
- • **Memory-Flex Technology:** Retains bends and position, ensuring consistent airflow without sagging or kinks.
- • **Precision Engineered Fit:** Seamlessly attaches to 4" air box inlets and intake tubes for a custom cold air intake setup.
- • **Secure Dual-Threaded Boots:** Rubber boots with two threads guarantee a tight, vibration-resistant seal every time.

## Overview

The Spectre Performance 9751 Black 4" Air Duct Hose is a 41-inch long, memory-flex polypropylene duct designed to deliver cold air efficiently into your engine. Featuring dual-threaded rubber boots for a secure fit, it’s engineered for custom intake systems, ensuring optimal airflow and durability for enhanced engine performance.

## Description

This Spectre air duct hose attaches directly to a 4 inch air box inlet, plenum, intake tube or mounting plate to bring cool air into the engine. All Spectre air intake components are designed and built using high quality materials and engineered for optimum fit and function.

## Features

- Memory-flex design helps retain its position and bends
- Helpful for creating a custom intake system
- Can be used to bring cold air into the engine
- 41 inches of ducting and two threads on rubber boots

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B001OMM7HM |
| Best Sellers Rank | #80,612 in Automotive ( See Top 100 in Automotive ) #18 in Automotive Replacement Emission Vacuum Tee Connectors |
| Brand | Spectre |
| Brand Name | Spectre |
| Color | Black |
| Customer Reviews | 4.5 out of 5 stars 404 Reviews |
| Global Trade Identification Number | 00089601975108 |
| Item Dimensions L x W | 41"L x 4"W |
| Item Length | 41 inches |
| Item Weight | 0.27 g |
| Manufacturer | Spectre |
| Manufacturer Warranty Description | 3 Months |
| Material | Polypropylene (PP) |
| Material Type | Polypropylene (PP) |
| Outside Diameter | 4 inches |
| Product Dimensions | 41"L x 4"W |
| UPC | 089601975108 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Spectre
- **Color:** Black
- **Item Length:** 41 inches
- **Item Weight:** 0.27 g
- **Manufacturer:** Spectre
- **Material:** Polypropylene (PP)
- **Outside Diameter:** 4 inches
- **Product Dimensions:** 41"L x 4"W
- **Set Name:** Spectre Air Duct Hose Kit 4in. OD (41in. Ducting / 2 Threaded PVC Couplers)
- **UPC:** 089601975108

## Images

![Spectre Performance 9751 Black 4" Air Duct Hose - Image 1](https://m.media-amazon.com/images/I/61XLZoo2sUL.jpg)

## Questions & Answers

**Q: Will this fit a 2008 hhr? the air intake duct fell apart when i took it off to change my spark plugs.**
A: I am following this question.  I have a 2010 hhr and the factory hose is crap and quite expensive to replace just for another peice of crap.

**Q: Is this insulated**
A: No these are not insulated.

**Q: Are the ends of the hose soft enough to clamp down on a 3 1/2 inch opening**
A: yes fits great

**Q: Can it handle the stress of ram air connected to the front bumper?**
A: I would think it would it handles the turbo on my cummins with no issues.

## Frequently Bought Together

- Spectre Performance SPE-9751 Black 4" Air Duct Hose
- Spectre Performance 9771 Black 4" Intake Coupler
- Spectre Performance SPE-9849 4" Single Air Intake Plenum

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**Shop now:** [https://www.desertcart.com.br/products/4373147-spectre-performance-9751-black-4-air-duct-hose](https://www.desertcart.com.br/products/4373147-spectre-performance-9751-black-4-air-duct-hose)

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*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-09-13*