--- product_id: 349342707 title: "ID 3.5\" to 4” Reducer silionce Coupler Reinforced Hose,4-Ply" brand: "ohob-cool" price: "€ 32.38" currency: EUR in_stock: true reviews_count: 13 category: "Ohob Cool" url: https://www.desertcart.sk/products/349342707-id-3-5-to-4-reducer-silionce-coupler-reinforced-hose store_origin: SK region: Slovakia --- # 4-ply reinforced durability 3.5" to 4" ID fit precision Temp resistant -76°F to 500°F ID 3.5" to 4” Reducer silionce Coupler Reinforced Hose,4-Ply **Brand:** ohob-cool **Price:** € 32.38 **Availability:** ✅ In Stock ## Summary > 🔥 Upgrade your ride with the ultimate silicone coupler – built to endure, designed to perform! ## Quick Answers - **What is this?** ID 3.5" to 4” Reducer silionce Coupler Reinforced Hose,4-Ply by ohob-cool - **How much does it cost?** € 32.38 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/349342707-id-3-5-to-4-reducer-silionce-coupler-reinforced-hose) ## Best For - ohob-cool enthusiasts ## Why This Product - Trusted ohob-cool brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Extreme Temperature Resilience:** Withstands from -76°F to 500°F, built to perform under the harshest engine conditions without compromise. - • **Robust 4-Ply Reinforced Construction:** Quad-layer silicone design delivers unmatched strength and pressure resistance up to 0.9MPA. - • **Versatile Industrial & Automotive Use:** Ideal for turbochargers, intercoolers, intake piping, and hydraulic systems—engineered for high-performance demands. - • **Precision Fit for Seamless Integration:** Perfectly engineered 3.5" to 4" inner diameter ensures hassle-free installation and optimal airflow. - • **Effortless Installation with Stretch Flexibility:** Material stretches just enough for a snug, leak-proof connection, saving you time and frustration. ## Overview The OHOB-COOL 3.5" to 4" Reducer Silicone Coupler is a 4-ply reinforced hose engineered for high-performance automotive and industrial applications. It features a precise fit, 5mm thickness, and exceptional temperature resistance from -76°F to 500°F, supporting pressures up to 0.9MPA. Trusted by professionals for turbocharger and intercooler setups, this durable silicone hose ensures reliable, leak-proof connections under extreme conditions. ## Description desertcart.com: OHOB-COOL ID 3.5" to 4” Reducer silionce Coupler Reinforced Hose,4-Ply | Turbo/Intercooler/Intake Piping Industrial Hydraulic : Automotive Review: Great coupler, great price! - Perfect fit, exact replacement for my old one. Haven't run my machine long with it yet, but it holds up under supercharger pressure and heat on my Waverunner (with aftermarket intercooler installed). Installation was easy, and the material stretches just enough to make the perfect connection. Review: Worked As Needed - Used this to connect my dust collection system to a recently acquired Jet bench grinder; it fit as needed, so all good. ## Features - ID : 3.5" to 4"（89-102mm), Length: 3″(76mm),black - Thickness: 5mm,Layers: 4ply - Temperature resistance: -76F to 500F (-60C to 260C) - Pressure resistance:0.3MPA to 0.9MPA - High performance silicone transition coupling hose is designed and engineered to meet high performance requirements specified in various industry standards ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B095HNCK8N | | Best Sellers Rank | #15,477 in Automotive ( See Top 100 in Automotive ) #23 in Automotive Replacement Engine Turbocharger Hoses & Hose Clamps | | Brand | OHOB-COOL | | Brand Name | OHOB-COOL | | Color | redcuer | | Customer Reviews | 4.6 out of 5 stars 481 Reviews | | Item Length | 3 inches | | Item Weight | 0.14 kg | | Manufacturer | hengxing | | Material | Silicone | | Material Type | Silicone | | Maximum Pressure | 0.9 kilopascal | | Nominal Wall Thickness | 5 millimeters | | Outside Diameter | 9.4 centimeters | | UPC | 645569097735 | | Unit Count | 1 Count | ## Product Details - **Brand:** OHOB-COOL - **Color:** redcuer - **Item Length:** 3 inches - **Item Weight:** 0.14 kg - **Manufacturer:** hengxing - **Material:** Silicone - **Maximum Pressure:** 0.9 kilopascal - **Nominal Wall Thickness:** 5 millimeters - **Outside Diameter:** 9.4 centimeters - **UPC:** 645569097735 ## Images ![ID 3.5" to 4” Reducer silionce Coupler Reinforced Hose,4-Ply - Image 1](https://m.media-amazon.com/images/I/51WQwvd3D-L.jpg) ![ID 3.5" to 4” Reducer silionce Coupler Reinforced Hose,4-Ply - Image 2](https://m.media-amazon.com/images/I/51CgCSJFtlL.jpg) ![ID 3.5" to 4” Reducer silionce Coupler Reinforced Hose,4-Ply - Image 3](https://m.media-amazon.com/images/I/51WwewHjh9L.jpg) ![ID 3.5" to 4” Reducer silionce Coupler Reinforced Hose,4-Ply - Image 4](https://m.media-amazon.com/images/I/51kpTYzWHgL.jpg) ![ID 3.5" to 4” Reducer silionce Coupler Reinforced Hose,4-Ply - Image 5](https://m.media-amazon.com/images/I/51F1rWKtRsL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great coupler, great price! *by W***E on August 8, 2026* Perfect fit, exact replacement for my old one. Haven't run my machine long with it yet, but it holds up under supercharger pressure and heat on my Waverunner (with aftermarket intercooler installed). Installation was easy, and the material stretches just enough to make the perfect connection. ### ⭐⭐⭐⭐⭐ Worked As Needed *by G***. on January 28, 2026* Used this to connect my dust collection system to a recently acquired Jet bench grinder; it fit as needed, so all good. ### ⭐⭐⭐⭐⭐ Fits like a glove *by C***N on September 5, 2026* Fits like a glove ## Frequently Bought Together - OHOB-COOL 3.5 to 4 inch Silicone Reducer Coupler Hose,ID 3.5 to 4 (89-102mm),4-Ply Turbo/Intercooler/Intake Piping Industrial Hydraulic - QWORK 1.75" T-Bolt Hose Clamp Stainless Steel, Working Range 51mm - 57mm for 1.75" Hose ID, Turbo Intake Intercooler Hose Clamp, 4 Pack --- ## 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.sk/products/349342707-id-3-5-to-4-reducer-silionce-coupler-reinforced-hose](https://www.desertcart.sk/products/349342707-id-3-5-to-4-reducer-silionce-coupler-reinforced-hose) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-09-16*