--- product_id: 572167302 title: "ID 3.5\" to 4\", Length 3\" Silicone Reducer Straight Coupler Hose, 4-Ply Reinforced Universal Intake Reducer Intercooler Pipe Black" brand: "etl industries" price: "109.97 DT" currency: TND in_stock: true reviews_count: 10 category: "Etl Industries" url: https://www.desertcart.tn/products/572167302-id-3-5-to-4-length-3-silicone-reducer-straight store_origin: TN region: Tunisia --- # 3.5" to 4" universal fit Withstands -60° to 350°C 4-ply reinforced durability ID 3.5" to 4", Length 3" Silicone Reducer Straight Coupler Hose, 4-Ply Reinforced Universal Intake Reducer Intercooler Pipe Black **Brand:** etl industries **Price:** 109.97 DT **Availability:** ✅ In Stock ## Summary > 🔥 Upgrade your airflow game with ETL’s powerhouse silicone reducer! ## Quick Answers - **What is this?** ID 3.5" to 4", Length 3" Silicone Reducer Straight Coupler Hose, 4-Ply Reinforced Universal Intake Reducer Intercooler Pipe Black by etl industries - **How much does it cost?** 109.97 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/572167302-id-3-5-to-4-length-3-silicone-reducer-straight) ## Best For - etl industries enthusiasts ## Why This Product - Trusted etl industries brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Versatile Power Player:** Perfect for turbochargers, intercoolers, exhausts, marine, and DIY cooling setups—engineered for every pro’s toolkit. - • **Built to Brave Extremes:** Operates reliably from freezing -60°C up to scorching 350°C without compromise. - • **Precision Fit, Zero Hassle:** Seamlessly adapts 3.5" to 4" intake systems for a flawless connection. - • **Unmatched Reinforced Strength:** 4-layer polyester and silicone construction ensures long-lasting, burst-resistant performance at 140 PSI. - • **Confidence in Every Connection:** Backed by 24/7 support and a 1-year warranty, because your performance deserves peace of mind. ## Overview The ETL INDUSTRIES 3.5" to 4" silicone reducer coupler is a 3-inch long, 4-ply reinforced intake hose designed for universal fitment in automotive and industrial applications. Crafted from high-quality silicone and polyester, it withstands extreme temperatures (-60°C to 350°C) and pressures up to 140 PSI, ensuring durability and reliable performance in turbocharger, intercooler, and exhaust systems. Supported by a 1-year warranty and 24/7 customer service, it’s the trusted choice for professionals demanding precision and resilience. ## Description Product description Reducer Coupler Silicone Hose Description: The silicone reducer coupler hose is made of 4 Ply reinforced high-quality polyester and pure silicone material for superior performance, high-temperature resistance, universal fit. Feature Material: Silicone material, High hardness, No irritating smell Size:1"-6", More models available Scope of application: Universal Silicone Hose Flat Cutting Surface High precision manufacturing, to ensure that the error of each product cut surface does not exceed 0.01mm. Special Processes and Materials 4 Layers of Silk Thread Processing. Resistant to high and low temperatures. Smooth Surface Uniform texture, No delamination. No impurities, No Air bubbles Review: Good quality- new product - Product arrived as expected, good quality - used as adapter at exit of Dewalt job saw and to Dewalt shop vac hose - perfect fit!! Review: Perfect - Perfect as advertised. ## Features - Size: Silicone pipe size is 3.5 inch to 4 inch (89mm-102mm). Length: 3 inch (76mm). - Material: Silicone coupler hose made of 4 layers of reinforced high-quality polyester and pure silicone material for superior performance, high-temperature resistance, and long service life. - Temperature/Pressure Resistance: Silicone flow reducer working temperature is -60 ~ 350 degrees, and burst pressure is 140 PSI. - Application: Universal intake couplers are widely used in exhaust systems or industrial technologies, such as trucks, marine, turbocharger or intercooler piping, and DIY intake or radiator cooling systems. - After-Sales Service: 24-hour service and 1-year warranty from ETL INDUSTRIES. (Parts installation help, replacement, etc.) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BV9TXQWL | | Best Sellers Rank | #19,551 in Automotive ( See Top 100 in Automotive ) #29 in Automotive Replacement Engine Turbocharger Hoses & Hose Clamps | | Brand | ETL INDUSTRIES | | Brand Name | ETL INDUSTRIES | | Color | Black | | Connector Type | Reducer | | Customer Reviews | 4.5 out of 5 stars 186 Reviews | | Item Weight | 0.18 Kilograms | | Manufacturer | ETL INDUSTRIES | | Manufacturer Part Number | ETL-232023 | | Material | Silicone | | Material Type | Silicone | | Size | 3.5" ID to 4" ID | | UPC | 740501247084 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** ETL INDUSTRIES - **Color:** Black - **Connector Type:** Reducer - **Item Weight:** 0.18 Kilograms - **Manufacturer:** ETL INDUSTRIES - **Material:** Silicone - **Size:** 3.5" ID to 4" ID - **UPC:** 740501247084 ## Images ![ID 3.5" to 4", Length 3" Silicone Reducer Straight Coupler Hose, 4-Ply Reinforced Universal Intake Reducer Intercooler Pipe Black - Image 1](https://m.media-amazon.com/images/I/51ZwMJQBFIL.jpg) ![ID 3.5" to 4", Length 3" Silicone Reducer Straight Coupler Hose, 4-Ply Reinforced Universal Intake Reducer Intercooler Pipe Black - Image 2](https://m.media-amazon.com/images/I/61W5rtXLdpL.jpg) ![ID 3.5" to 4", Length 3" Silicone Reducer Straight Coupler Hose, 4-Ply Reinforced Universal Intake Reducer Intercooler Pipe Black - Image 3](https://m.media-amazon.com/images/I/61H2qEVfAtL.jpg) ![ID 3.5" to 4", Length 3" Silicone Reducer Straight Coupler Hose, 4-Ply Reinforced Universal Intake Reducer Intercooler Pipe Black - Image 4](https://m.media-amazon.com/images/I/61h6R6+uSpL.jpg) ![ID 3.5" to 4", Length 3" Silicone Reducer Straight Coupler Hose, 4-Ply Reinforced Universal Intake Reducer Intercooler Pipe Black - Image 5](https://m.media-amazon.com/images/I/61i5RsH49WL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good quality- new product *by G***Y on January 6, 2026* Product arrived as expected, good quality - used as adapter at exit of Dewalt job saw and to Dewalt shop vac hose - perfect fit!! ### ⭐⭐⭐⭐⭐ Perfect *by D***R on February 24, 2026* Perfect as advertised. ### ⭐⭐⭐⭐⭐ Great *by R***. on February 24, 2026* Works very well ## Frequently Bought Together - ETL INDUSTRIES ID 3.5" to 4", Length 3" Silicone Reducer Straight Coupler Hose, 4-Ply Reinforced Universal Intake Reducer Intercooler Pipe Black - Straight Reducer Coupler Silicone Hose ID 3.5inch to 4inch 4-Ply with Stainless Steel T-Bolt Clamp for Turbo/Intercooler/Intake Piping --- ## 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.tn/products/572167302-id-3-5-to-4-length-3-silicone-reducer-straight](https://www.desertcart.tn/products/572167302-id-3-5-to-4-length-3-silicone-reducer-straight) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-06-03*