Custom Rubber Fuel Hose
RONTEIX is a professional rubber hose & silicone hose manufacturer in China, offering reliable rubber fuel line solutions for automotive aftermarket brands and automotive parts wholesalers.
Made of nitrile(NBR), HNBR, FKM, ECO/CO, our rubber fuel pipe is oil-resistant and ozone-resistant. Designed with polyester or aramid reinforcement, RONTEIX fuel lines are resistant to pressure, wear and tensile strength.
As a direct manufacturer, we can customize the material, size, reinforcement, shape, and logo of fuel hoses according to your needs. We offer OEM and ODM services and can also customize private labels and packaging.
What is the Rubber Fuel Hose?
Rubber fuel hose is an oil-resistant rubber hose typically made from materials such as NBR, HNBR, FKM, and ECO. It is commonly used to deliver gasoline, diesel, and oxygenated fuels from the fuel tank to the engine. Flexible rubber fuel hoses can accommodate the confined spaces of engine compartments or fuel tanks and are easy to bend and install.
Rubber Fuel Hose by Sizes
RONTEIX offers reliable rubber fuel hose in various sizes, including 1/8″, 3/16″, 1/4″, 5/16″, 3/8″, 7/16″ and 1/2″ fuel hose. We offer fuel lines with various inner diameters to accommodate different fuel flow rates.
3.2mm inner diameter, reliable and durable, resistant to fuel and additives, for consistent fuel delivery.
5/32 inch ID, SAE J30 R6 compliant, oil and chemical resistant, designed with polyester braided reinforcement.
4.8mm inner diameter, non pressure gas / diesel fuel lines, resistant to oil, heat and ethanol.
6mm ID NBR rubber fuel lines, -40℃ to 125℃ working temperature range, 300 PSI working pressure.
8mm mandrel molded rubber fuel line, made of fiber reinforced NBR Nitrile rubber, for vehicle fuel systems.
9.5mm ID rubber fuel line, highly flexible and durable, works with diesel, gasoline, grease and water.
11mm rubber petrol hose, nitrile(NBR) tube and PVC cover, oil-resistant and durable, for return fuel lines and positive crankcase ventilation.
12.7mm ID transmission or engine oil hose, 300 PSI working pressure, for coolant overflow tanks and ventilation lines.
Made of NBR material, for return fuel lines, PVC and EEC systems, SAE J30R7 and DIN 73379 requirements compliant.
19mm NBR fuel lines can be used for diesel, hydraulic oil and motor oil, max pressure 50 PSI.
50mm 45 degree fuel filler neck hose, designed with polyester reinforcement, 15-7/8″ long, -40℃ to 100℃ temperature range.
Rubber Fuel Hose by Features
RONTEIX offers fuel hoses made of NBR and FKM for automotive fuel systems and industrial equipment, all of which are designed with polyester reinforcement to enhance their pressure resistance.
NBR fuel line, resistant to oil, fuel and weather, -35°C to 110°C temperature range, mandrel-formed elbow hose.
SAE J30 R9 standards compliant, FKM-lined hose, used with racing fuels, E85+, diesels, methanol and gasoline.
Nitrile inner tube and neoprene outer cover for durability and reliability, 50 PSI max pressure, resistant to oil and corrosion.
Black rubber fuel line, 1/4″(6mm) inner diameter, length, reinforcement, wall thickness and logo can be customized.
-30°C to +100°C temperature range, suitable for unleaded fuels, methanol and diesel, made of nitrile rubber material.
1/4in inner diameter, meets SAE J30R9 specification, can be cut by length needed.
Feature box
RONTEIX rubber fuel lines are highly flexible and resistant to oil, perfect for automotive fuel systems and small engines. With low permeation, our fuel hoses can be customized according to your needs.
RONTEIX rubber fuel hoses are made from fuel-resistant materials such as NBR or FKM, and will not swell, soften or crack when in contact with petrol, diesel or petrol containing ethanol.
Designed with polyester or aramid reinforcement, our rubber fuel hose is pressure- and burst-resistant, capable of withstanding a certain working pressure and burst pressure.
RONTEIX rubber fuel hoses utilise a suitable inner rubber layer and material formulation to minimise fuel permeation, meeting fuel vapour emission standards and reducing fuel loss.
Flexible rubber fuel lines are easy to bend and fit, allowing them to be routed around critical components and to adapt to confined installation spaces.
RONTEIX can manufacture rubber fuel hoses with varying internal diameters, shapes, wall thicknesses, reinforcement and bend angles in accordance with your requirements or drawings.
Our rubber fuel hoses are widely used for automotive fuel systems, heavy-duty vehicles, agricultural machinery, construction equipment and marine engines.
RONTEIX rubber fuel hose is compliant with SAE J30 R6/R7/R9/R10/R13 and ISO 19013 standards.
All our hoses have passed air-tightness or liquid-tightness tests. When connected to the appropriate fittings and clamps, they effectively prevent fuel leakage at the joints.
Wholesale Rubber Fuel Hose
RONTEIX offers premium-quality rubber fuel hoses that comply with the SAE J30 standard at competitive prices, designed for the delivery of gasoline, E5/E10/E85 ethanol-blended gasoline, and diesel.
Nitrile Rubber Fuel Hose
RONTEIX nitrile (NBR) fuel hoses are highly durable for conveying diesel, biodiesel, gasoline, water, air, and oils. With an operating temperature range of -40°C to 125°C, our NBR fuel hoses are ideal for automotive fuel systems, steam exhaust, and oil cooling applications, such as fuel return hoses, fuel supply hoses, fuel vapor hoses, and fuel filter hoses.
Compliant with SAE J30 standards, our nitrile rubber fuel hose is designed with polyester/aramid/steel wire reinforcement, offering excellent compression resistance, heat resistance, and low performance.
Our hoses range in inner diameter from 19 mm to 100 mm and are available in rolls or can be cut to your desired length. If you need a large quantity of NBR fuel hose, please contact us immediately, and we will offer you the most competitive price.
RONTEIX Fuel injection hose
RONTEIX fuel injection hose, compliant with SAE J30R9 and EPA/CARB standards, is suitable for delivering fuel to fuel-injected engines. Featuring high pressure resistance and low fuel permeation, our fuel injection hoses, made from FKM material, are suitable for a variety of fuels, including leaded gasoline, unleaded gasoline, diesel, and E10/E15/E85 ethanol blends.
With a temperature range of -40°C to 150°C, our fuel injection hose is designed with high-tensile braided aramid reinforcement to withstand 225 PSI working pressure.
We offer both coiled and pre-formed rubber fuel hoses for you to choose from. We can also customize them based on your specific vehicle model, OEM part number, physical sample, or drawings—including dimensions, shape, pressure rating, reinforcement layer, fuel compatibility, logo, and packaging.
Submersible Fuel Hose
Most hoses are likely to be damaged if they come into contact with fuel on the outside, while RONTEIX submersible fuel hose is specifically designed for fully-immersed applications. Compliant with SAE J30 R10 and DIN 73379 standards and regulations, our submersible fuel hose is capable of handling various types of gasoline and fuels, including gasoline, ethanol-blended gasoline, diesel, biodiesel, and additives in fuel. Composed of an FKM inner tube, aramid fiber reinforcement, and a synthetic rubber outer cover, this hose is ideal for use on gas tank fuel pumps.
Ensuring low permeation and chemical resistance, our FKM submersible fuel hose is available in a range of internal diameters, including 3/16″, 1/4″, 5/16″, 3/8″ and 1/2″. Please contact us to select the rubber fuel hose best suited to your needs.
Rubber Marine Fuel Hose
RONTEIX offers reliable rubber marine fuel hoses for marine fuel delivery, engine connections, and outboard motors. Featuring durability and fuel-resistance, our marine fuel hose is constructed from black nitrile rubber inner tube, high-strength polyester braided reinforcement and synthetic nitrile rubber blend, ensuring excellent fuel compatibility and resistance to harsh marine conditions. Compliant with SAE J1527, BS EN ISO 7840 and ISO 8469 standards, our marine fuel hose can operate safely and reliably in marine environments.
RONTEIX marine fuel hoses offer excellent UV resistance and weather resistance and are widely used for engine feed hoses, deck-to-tank transfers, and general fuel transfers. They are resistant to aging even when exposed to the outdoors or salt spray environments for extended periods, ensuring a service life of 5 to 10 years.
- Inner Diameter: 5mm-51mm
- Temperature Range: -40℃ to 100℃
- Compatibility: Gasoline, diesel and E8 ethanol blends.
- Working Pressure: 72 to 145 PSI depending on size.
- Wall Thickness: 3.5mm to 6mm
Fuel Vapor Hose
RONTEIX fuel vapor hoses are used in the EVAP (Evaporative Emission Control System) to transport fuel vapors and reduce gasoline evaporation. We offer OEM replacement fuel vapor hoses for a wide range of vehicle models, including the 2008 Chevrolet Silverado, Ford F-350 6.8L, Ford F-150, Montero, Mazda 2, Toyota, and Buick.
RONTEIX fuel vapor hose is reliable and durable, providing stable vapor delivery to meet the pressure and routing requirements of various vehicle models. Designed to fit securely at attachment points, our fuel vapor hose is an excellent replacement for cracked hoses and can help reduce emissions leaks.
2005-2009 Chevy Uplander Fuel Filler Neck
2005-2009 Chevy Uplander Fuel Filler Neck
RONTEIX offers fuel filler neck assemblies suitable for various model years and vehicle models, designed to connect the vehicle’s fuel filler port to the fuel tank. It consists of a filler neck, fuel filler hose, vent hose, and hose clamps, and fully meets original equipment manufacturer (OEM) requirements in terms of performance and appearance. This fuel filler neck assembly is compatible with the 2005–2009 Chevrolet Uplander and is designed to replace the original, aged fuel filler neck.
We can customize rubber fuel filler neck hoses to suit a wide range of vehicle models, model years and engine configurations, including the 1998 Mazda B400, 2010 Corolla, Ford F-150 and Ford F-350. If you are a garage, automotive parts dealer or aftermarket brand requiring custom fuel filler neck hoses with specific specifications and shapes, please contact us immediately.
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SAE J30 R7 Meaning and How to Choose Right Fuel Hose？
When choosing a RONTEIX rubber fuel hose, you may be confused by the ‘SAE J30 R7’ marking on the hose. I will explain what the designations SAE J30 R6 to SAE J30 R10 mean and help you select the right fuel hose for your needs.
- SAE30 R6: Designed for low pressure applications like carburetors, filler necks and connections between tanks.
- SAE30 R7: Designed for low pressure applications like carburetors, fuel return line, can also be used for PCV connections and emission devices.
- SAE30 R9: Designed for high pressure applications like fuel injection systems, EFI fuel supply line, fuel line routed externally in the engine compartment. It is EPA certified to a low permeation standard.
- SAE30 R10: Includes hoses that are submerged in fuel, and this type of hose is used inside the fuel tank and typically on the fuel pump module. Hose is designed with a special layer inside and outside to prevent the core layers from being saturated with fuel.
PS: Most automotive rated fuel products should never be used for marine applications.
How to Choose:
- By application: R10 fuel hoses are commonly used inside fuel tanks or where they are submerged in fuel. R7 fuel hoses are used for low-pressure return lines, vacuum lines or vapour lines.
- By compatibility: For lines carrying ethanol-blended petrol, FKM-lined hoses or fuel hoses explicitly marked as E10/E85-compatible are the preferred choice.
- By pressure: R6/R7 hoses are typically used in low-pressure systems operating at less than 50 psi, whilst R9 hoses are commonly used in engine bay EFI fuel supply systems.
- By sizes and fittings: Select the appropriate fuel hose based on its internal diameter, original equipment fittings and clamps.
Fuel Injection Hose v.s. Non Fuel Injection Hose
Fuel Injection Hose: Compliant with SAE J30R9, R10, R12 and R14 standards, fuel injection hose can withstand pressures ranging from 100 to several hundred PSI and is suitable for in-tank pump modules, high-pressure fuel rails and fuel rail connections. The inner tube of fuel injection hoses is typically made of FKM, FPM, ECO or PTFE, and is capable of conveying petrol, diesel, ethanol blends and biodiesel, whilst exhibiting low fuel permeability.
Non-fuel injection hose: Compliant with SAE J30R6 and R7 standards, non-fuel injection hose can withstand operating pressures of up to 50 PSI and is commonly used in carburettors, vent lines, low-pressure return lines and small engines. Non-fuel injection hoses must not be used in EFI fuel systems or left submerged inside fuel tanks for extended periods. The inner tube of non-fuel injection hoses is made of NBR and does not feature a specialised low-permeation barrier layer, which makes it not resistant to high concentrations of ethanol.
Rubber Fuel Hose v.s. Nylon Fuel Line
Rubber Fuel Hose: Performs as a flexible connector for short runs near the engine, filter or pump outlet.
- Material: NBR, FKM, HNBR, CSM and other materials, relatively heavy in weight.
- Flexibility: Rubber fuel hoses are flexible, allowing them to be routed around engine components to fit into confined engine compartments.
- Connection: Hose clamps, push-on connectors, crimped ferrule assemblies and barbed fittings.
- Permeation: NBR fuel hoses have a relatively high permeability unless lined with FKM or EVOH.
- Applications: Widely used for EFI systems, carburettors, fuel return lines, vapour lines and as aftermarket replacements.
- Service Life: Service life is 5–8 years, and standard rubber fuel hoses may crack or swell upon contact with ethanol-blended fuel.
Nylon Fuel Line: A fuel hose offering superior control over fuel vapour permeation, widely used in original equipment chassis routing.
- Material: PA11 and PA 12, often multi-layer co-extruded nylon fuel lines are designed with EVOH barrier layer for lower permeation.
- Flexibility: Low flexibility, typically used in semi-straight sections or as pre-formed hoses.
- Connection: quick connectors, hot preformed end+barbed fittings and push-lock connectors.
- Permeation: Nylon material and EVOH layers ensure low permeation.
- Applications: Widely used for OEM underbody fuel lines, EVAP lines and tank-to-engine routing.
- Service Life: Approximately 15 years, prolonged exposure to ultraviolet light may cause it to age.
Fuel Filler Hose vs. Fuel Feed Hose
Fuel Filler Hose: Fuel filler hose is used to convey fuel from the fuel filler neck to the fuel tank, which has a large internal diameter, typically ranging from 1.25 to 2.5 inches (32–64 mm). Compliant with SAE J30R7 and R11 standards, fuel filler hose is only required to withstand the force of gravity acting on the fuel during refuelling and is usually fitted near the fuel filler neck at the underside of the vehicle. It is typically made from NBR, FKM or composite rubber.
Fuel Feed Hose: Fuel feed hose is used to deliver fuel from the fuel tank to the engine, which has a small internal diameter, typically ranging from 5/16 to ½ inch (8–12.7 mm). The fuel feed hose complies with SAE J30 R9, R12, R13 and R10 standards, and is usually fitted in the engine compartment, on the fuel rail and at the fuel pump outlet.
Rubber Fuel Hose Applications
RONTEIX rubber fuel hoses are widely used in automotive fuel systems, lorries, ships, agricultural machinery and fuel transfer equipment.
In automotive fuel systems, rubber fuel hoses are commonly used as fuel filler hoses, fuel supply and return lines, fuel vapour hoses and fuel injection hoses. They offer good flexibility, are easy to install and can absorb the vibrations generated during engine operation.
With high flexibility and fuel-resistance, RONTEIX rubber fuel hose is perfect for the confined engine compartments of heavy goods vehicles. NBR and FKM-lined hose is compatible with petrol, diesel, biodiesel and ethanol blends.
RONTEIX rubber fuel hoses can be customized to your required dimensions, shape, wall thickness and reinforcement structure for use in tractors, combine harvesters and sprayers.
Marine-grade rubber fuel hoses meet both fire-resistance and low-permeability standards, which makes it ideal for use in marine engines and fuel tanks. They are also resistant to salt spray, UV radiation and ozone, and perform well in harsh marine environments.
RONTEIX flexible rubber fuel lines are able to absorb the mechanical stress caused by vibration to prevent the lines from rupturing. As space is particularly limited in small engines, rubber hoses can be cut to length as required and routed to avoid critical components.
More About Our Company
With a factory covering over 4,000 square metres and a workforce of more than 50 skilled workers, RONTEIX is one of the most professional manufacturers of rubber fuel hoses in China. We have a complete production line for rubber fuel hoses, covering every stage from design and rubber compounding to extrusion, reinforcement layer processing and vulcanisation. What are you waiting for? Send us your drawings today.
- Video
- Data Sheet
- Automotive Fuel System Diagram
- Gallery
| Inner Diameter | Outer Diameter | Working Pressure | Bursting Pressure | |||
| inch | mm | mm | psi | bar | psi | bar |
| 3/16″ | 5 | 10.5 | 300 | 20 | 900 | 60 |
| 1/4″ | 6 | 13 | 300 | 20 | 900 | 60 |
| 5/16″ | 8 | 15 | 300 | 20 | 900 | 60 |
| 3/8″ | 10 | 16 | 300 | 20 | 900 | 60 |
| 1/2″ | 13 | 20 | 300 | 20 | 900 | 60 |
| 5/8″ | 16 | 24 | 300 | 20 | 900 | 60 |
| 3/4″ | 19 | 29 | 300 | 20 | 900 | 60 |
| 1″ | 25 | 35 | 300 | 20 | 900 | 60 |
Testimonials
I am a supplier of car repair parts in the UAE, and I discovered that RONTEIX had exactly the replacement heater hoses I needed. I ordered 100 red, blue and black heater hoses, customised with my brand logo. They are exactly what I was looking for!
Muhammad ShoaibRepair Parts SalesmanWe are an automotive aftermarket brand in Lithuania, and I am looking for hoses in black with our brand logo. RONTEIX communicated with me very promptly regarding the logo’s positioning and colour, so the hoses they produced turned out brilliantly. I will be purchasing more in future.
Andzej DzikevicGeneral DirectorWe are a trading company in Spain, and we focuses on selling flexibility and silicone hoses. Before an order, I first checked the quality of RONTEIX heater hoses by sampling, and that’s what I want. RONTEIX provided detailed specification of silicone hose and finally we have good working relationship.
Giulia VitielloSilicone Hose Distributor
Common internal diameters for rubber fuel hoses are typically ⅛”, 3/16”, ¼”, 5/16”, ⅜”, ½”, ⅝”, ¾” and 1”. If you cannot find a suitable size here or on this page, RONTEIX can produce customised hoses for you, including internal diameter, external diameter, wall thickness, shape and reinforcement layers.
When installing rubber fuel hoses, lubricant is required to slide the hose onto the fitting or metal pipe. The steps for using the lubricant are as follows:
- Check for compatibility. Unsuitable lubricants may cause the rubber to swell or soften.
- Clean any dirt and debris from the surface of the fitting or metal pipe to prevent interference with installation.
- Apply a small amount of approved lubricant to the fitting, then slide the hose onto it.
- Secure with a clamp and check the joint for leaks.
The pressure required for fuel injection rubber hoses depends on whether the system is PFI or GDI, and is also related to the hose’s construction, wall thickness, reinforcement layer and material. If you wish to confirm the hose’s working pressure and burst pressure before purchasing, please contact us for confirmation.
Some rubber hoses may be used in high-pressure fuel lines, provided they have the appropriate pressure rating and relevant certification. Ordinary rubber fuel hoses must not be used in high-pressure systems, as their pressure resistance is insufficient, which could lead to the hose rupturing or coming loose.
When rubber fuel hoses are used for low-pressure return lines or electronic fuel injection supply lines, they may be used as a replacement for nylon fuel hoses. Rubber fuel hoses may also be used as a flexible connection between rigid nylon tubing and the fuel pump.
The following are situations in which rubber fuel hoses cannot replace nylon fuel hoses:
- In high-pressure direct injection systems, standard rubber hoses must not be used as a substitute for specialised high-pressure hoses.
- Rubber fuel hoses cannot be connected to quick-connect fittings unless a tower-type connector and a clamp are used.
- Rubber fuel hoses cannot replace long sections of original equipment manufacturer (OEM) nylon underbody fuelling lines, as this would increase the risk of leakage and wear.
Yes. For automotive fuel lines, a hose labeled SAE J30 fuel hose is required. Ordinary rubber hoses will soften, crack and swell when exposed to petrol, diesel and ethanol-blended fuels.
Rubber hoses used for fuel lines must be compatible with petrol, diesel and ethanol-blended fuels, whose inner rubber layer is generally made of NBR, FKM or other oil-resistant materials. Rubber hoses used for conveying fuel must comply with standards such as SAE J30 or ISO 19013, and their operating pressure and temperature ranges must be suitable for the actual operating conditions.
Situations where substitution is permitted:
- Return or vent lines, and low-pressure fuel supply lines
- Locations where the original equipment manufacturer (OEM) has used flexible rubber hoses
- Hoses that comply with the SAE J30R7/R9/R10 standard, are capable of withstanding the pressure in the relevant line, and are compatible with fuel.
Situations where substitution is not permitted:
- Rubber hoses can’t replace steel fuel lines in high-pressure electronic fuel injection systems.
- Rubber hoses must not be used in areas prone to wear and tear, or where they are subject to impact from stones or compression.
- Areas in close contact with the exhaust pipe or the engine surface, as radiant heat may cause rapid temperature rises, leading to ageing and rupture of the rubber hose.
RONTEIX specialises in the customisation and wholesale of high-quality rubber fuel hoses at competitive prices. If you wish to purchase rubber fuel hoses in a range of specifications, please visit ronteixauto.com.
Standard NBR material is not resistant to ethanol-blended petrol. Fuel hoses with an inner lining of FKM/Viton that comply with SAE J30 R9 are resistant to high-ethanol fuels such as E85.
Standard rubber fuel hoses may deform, become flattened or experience restricted flow when subjected to tight bends or specific angles. Here are some recommendations:
- Use moulded fuel hoses with specific shapes. RONTEIX can customise moulded rubber fuel hoses to specific shapes and dimensions, preventing restricted flow when the hose is bent
- Use a rubber fuel hose with greater flexibility. However, more flexible hoses have reduced reinforcement layers and wall thickness, making them unsuitable for high-pressure fuel delivery.
- Use a rubber fuel hose kit with hose barb elbows to prevent excessive bending of the hose.
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