--- product_id: 332057009 title: "3.5 to 4 inch Silicone Reducer Coupler Hose,ID 3.5 to 4 (89-102mm),4-Ply Turbo/Intercooler/Intake Piping Industrial Hydraulic" brand: "ohob-cool" price: "€ 32.84" currency: EUR in_stock: true reviews_count: 5 category: "Ohob Cool" url: https://www.desertcart.pt/products/332057009-3-5-to-4-inch-silicone-reducer-coupler-hose-id store_origin: PT region: Portugal --- # 4-ply reinforced, 5.4mm thick durability ID 3.5" to 4" (89-102mm) precision fit Temp resistant -76°F to 500°F (-60°C to 260°C) 3.5 to 4 inch Silicone Reducer Coupler Hose,ID 3.5 to 4 (89-102mm),4-Ply Turbo/Intercooler/Intake Piping Industrial Hydraulic **Brand:** ohob-cool **Price:** € 32.84 **Availability:** ✅ In Stock ## Summary > 🔥 Upgrade your boost game with the ultimate silicone reducer coupler! 💨 ## Quick Answers - **What is this?** 3.5 to 4 inch Silicone Reducer Coupler Hose,ID 3.5 to 4 (89-102mm),4-Ply Turbo/Intercooler/Intake Piping Industrial Hydraulic by ohob-cool - **How much does it cost?** € 32.84 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/332057009-3-5-to-4-inch-silicone-reducer-coupler-hose-id) ## 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 - • **Versatile Compatibility:** Ideal for air, water, and coolant systems—perfect for racing, heavy machinery, marine, and military vehicles. - • **Extreme Temperature Resilience:** Operates flawlessly from freezing -76°F to scorching 500°F, perfect for high-heat industrial and automotive environments. - • **Precision Fit for Peak Performance:** Seamlessly transitions between 3.5" and 4" piping for custom turbo and intercooler setups. - • **Unmatched Durability with 4-Ply Reinforcement:** Engineered with 4 robust silicone layers and 5.4mm thickness to withstand heavy-duty pressure up to 130.5 psi. - • **UV & Ozone Resistant for Long-Term Reliability:** Built to endure harsh outdoor conditions without cracking or degrading, ensuring longevity in any application. ## Overview The OHOB-COOL 3.5 to 4 inch silicone reducer coupler hose is a high-performance, 4-ply reinforced silicone transition hose designed for demanding turbo, intercooler, and industrial hydraulic applications. With a precise ID range of 89-102mm, 5.4mm wall thickness, and temperature resistance from -76°F to 500°F, it meets SAEJ20 standards and withstands pressures up to 130.5 psi. UV and ozone resistant, this durable hose is perfect for professional-grade automotive, heavy equipment, marine, and military use, ensuring reliable performance under extreme conditions. ## Description black 3.5 inch - 4 inch (89mm - 102mm) ID with 3 inch Length high Temp 4-ply reinforced silicone Reducer coupler hose (maximum working pressure: 130.5 psi. Maximum temperature rating: 500F) meet and exceed SAEJ20 industry standards, ideal for heavy duty pressure connections and provides excellent resistance for high temperature applications. Wall thickness: 5.4mm. Temperature range: -76 degree F to +500 degree F (177 degree C). UV and ozone resistant. performance silicone reducing transition coupling hose is designed and engineered to meet high performance requirements specified in various industry standards, such as automotive Racing industry, Turbo diesel pickup truck, heavy duty equipment and machine, custom cooling system, DIY Turbo intercooler piping fabrication, commercial trucking, buses and coaches, marine, military vehicles, aerospace, generators, agricultural tractors, and general construction. Silicone hose is not compatible with fuel or oil; however it is compatible with air, water and Anti-Freeze such as coolant Review: The great hose - This is a great hose to short for me Review: Good quality and fits - Excellent quality and fits. ## 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 | #103,439 in Automotive ( See Top 100 in Automotive ) #62 in Car Engine Intercooler Parts | | Brand | OHOB-COOL | | Brand Name | OHOB-COOL | | Color | Black | | Colour | Black | | Customer Reviews | 4.7 out of 5 stars 183 Reviews | | Item Length | 3 Inches | | Item Weight | 0.14 Kilograms | | Item weight | 0.14 Kilograms | | Manufacturer | hengxing | | Material | Silicone | | Material Type | Silicone | | Maximum Pressure | 0.9 Kilopascal | | Maximum pressure | 0.9 Kilopascal | | Nominal Wall Thickness | 5.4 millimeters | | Nominal wall thickness | 5.4 millimeters | | Outside Diameter | 94 Millimeters | | UPC | 645569097735 | | Unit Count | 1 Count | ## Product Details - **Brand:** OHOB-COOL - **Material:** Silicone - **Colour:** Black - **Item weight:** 0.14 Kilograms - **Maximum pressure:** 100 Pound per Square Inch ## Images ![3.5 to 4 inch Silicone Reducer Coupler Hose,ID 3.5 to 4 (89-102mm),4-Ply Turbo/Intercooler/Intake Piping Industrial Hydraulic - Image 1](https://m.media-amazon.com/images/I/51WQwvd3D-L.jpg) ![3.5 to 4 inch Silicone Reducer Coupler Hose,ID 3.5 to 4 (89-102mm),4-Ply Turbo/Intercooler/Intake Piping Industrial Hydraulic - Image 2](https://m.media-amazon.com/images/I/51CgCSJFtlL.jpg) ![3.5 to 4 inch Silicone Reducer Coupler Hose,ID 3.5 to 4 (89-102mm),4-Ply Turbo/Intercooler/Intake Piping Industrial Hydraulic - Image 3](https://m.media-amazon.com/images/I/51WwewHjh9L.jpg) ![3.5 to 4 inch Silicone Reducer Coupler Hose,ID 3.5 to 4 (89-102mm),4-Ply Turbo/Intercooler/Intake Piping Industrial Hydraulic - Image 4](https://m.media-amazon.com/images/I/51kpTYzWHgL.jpg) ![3.5 to 4 inch Silicone Reducer Coupler Hose,ID 3.5 to 4 (89-102mm),4-Ply Turbo/Intercooler/Intake Piping Industrial Hydraulic - Image 5](https://m.media-amazon.com/images/I/51F1rWKtRsL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ The great hose *by H***E on 19 February 2026* This is a great hose to short for me ### ⭐⭐⭐⭐⭐ Good quality and fits *by E***T on 14 October 2023* Excellent quality and fits. ### ⭐⭐⭐⭐⭐ Durable *by T***J on 18 August 2026* Durable and a perfect fit. Very reasonable cost ## 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.pt/products/332057009-3-5-to-4-inch-silicone-reducer-coupler-hose-id](https://www.desertcart.pt/products/332057009-3-5-to-4-inch-silicone-reducer-coupler-hose-id) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-10-05*