---
product_id: 4373143
title: "Performance 9771 Black 4\" Intake Coupler"
brand: "spectre"
price: "S$44"
currency: SGD
in_stock: true
reviews_count: 13
category: "Spectre"
url: https://www.desertcart.sg/products/4373143-performance-9771-black-4-intake-coupler
store_origin: SG
region: Singapore
---

# 4-inch OD universal fit 3.75-inch removable reducer 2 stainless steel worm gear clamps Performance 9771 Black 4" Intake Coupler

**Brand:** spectre
**Price:** S$44
**Availability:** ✅ In Stock

## Summary

> 🔧 Upgrade your airflow game with precision and style!

## Quick Answers

- **What is this?** Performance 9771 Black 4" Intake Coupler by spectre
- **How much does it cost?** S$44 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/4373143-performance-9771-black-4-intake-coupler)

## 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

- • **Customizable Fit:** Includes a removable 3.75-inch reducer for versatile installation options.
- • **Easy DIY Installation:** Lightweight and designed for quick, no-fuss setup—get back on the road faster.
- • **Seamless 4" Connection:** Effortlessly link any 4-inch OD intake tubes for a flawless airflow path.
- • **Sleek Matte Black Finish:** Adds a professional, stealthy look under your hood that stands out subtly.
- • **Durable Stainless Steel Clamps:** Secure your setup with corrosion-resistant worm gear clamps built to last.

## Overview

The Spectre Performance 9771 Black 4" Intake Coupler is a high-quality EPDM/TPE rubber connector designed to join any 4-inch outside diameter air intake tubes. It features two durable stainless steel worm gear clamps for secure fastening and includes a removable 3.75-inch reducer for flexible fitment. Ideal for naturally aspirated engines, this lightweight, matte black coupler offers easy installation and reliable performance, making it a top choice for automotive enthusiasts seeking seamless airflow upgrades.

## Description

This Spectre Intake Coupler is 4 inches on both ends. It comes with two stainless steel worm gear hose clamps. Use it to connect any 4 inch outside diameter component or air intake tube to a 4 inch outside diameter component or intake tube. The coupler is not recommended for turbo-charged/supercharged engines.

Review: Works perfectly - Pretty good quality.
Review: Works - Good fit easy installation

## Features

- Connect any 4 inch outside diameter component or air intake tube with another 4 inch outside diameter tube
- Comes complete with 2 stainless steel worm gear hose clamps
- Comes with a 3.75 inch removable reducer
- Not recommended for turbo-charged/supercharged engines

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B001OMK53K |
| Best Sellers Rank | #96,758 in Automotive ( See Top 100 in Automotive ) #41 in Automotive Replacement Air Intake Filters #1,376 in Automotive Emission & Exhaust Products |
| Brand | Spectre |
| Color | Black |
| Connector Type | Reducer |
| Customer Reviews | 4.7 4.7 out of 5 stars (990) |
| Date First Available | November 11, 2008 |
| Exterior Finish | Black |
| Global Trade Identification Number | 00089601977102 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 7.2 ounces |
| Item dimensions L x W x H | 4 x 4 x 4 inches |
| Item model number | SPE-9771 |
| Manufacturer | Spectre |
| Manufacturer Part Number | 9771 |
| Material | EPDM/TPE rubber |
| Model | 9771 |
| Number of Pieces | 1 |
| OEM Part Number | 9771 |
| Product Dimensions | 4 x 4 x 4 inches |
| Size | Klein |
| Thread Size | 4 inch |
| Thread Type | NPT |
| UPC | 089601977102 |

## Product Details

- **Brand:** Spectre
- **Color:** Black
- **Connector Type:** Reducer
- **Exterior Finish:** Black
- **Item Weight:** 0.2 Kilograms
- **Item dimensions L x W x H:** 4 x 4 x 4 inches
- **Material:** EPDM/TPE rubber
- **Size:** Klein
- **Thread Size:** 4 inch
- **Thread Type:** NPT

## Images

![Performance 9771 Black 4" Intake Coupler - Image 1](https://m.media-amazon.com/images/I/71LCuLAhovL.jpg)

## Questions & Answers

**Q: will it fit 3.75"  ??**
A: Yes, it comes with a reducer rubber ring that can be removed to fit 3.75" tubing.

**Q: The ones i wanted are used on spe-733 and spe-9751 the unit i bought. not available without buying the whole system again?**
A: A couple of years ago, I purchased this individually and worked great for my LS intake tubing.  Good Luck

**Q: What is the id? i'm using this on a dust collection system with fitting that are 4" od**
A: 4 inches.

**Q: Why is this not recommended for Turbo/Supercharged engines?**
A: I cannot answer about the turbo/supercharged engines.  My application was for an LS normal aspirated intake tubing and it worked great.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works perfectly
*by R***R on January 19, 2025*

Pretty good quality.

### ⭐⭐⭐⭐⭐ Works
*by R***. on May 16, 2025*

Good fit easy installation

### ⭐⭐⭐⭐⭐ Coupler that couples well.
*by J***E on September 14, 2025*

Good fitment. Nice thick rubber for a very solid seal on a cold air intake. Super easy to install.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.sg/products/4373143-performance-9771-black-4-intake-coupler](https://www.desertcart.sg/products/4373143-performance-9771-black-4-intake-coupler)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-01-26*