Specialty hoses

Special Hoses: High-performance fuel and water hoses for operational safety in motorsports & tuning

An uninterrupted fuel supply and stable thermal management are fundamental requirements for engine reliability in performance upgrades and racing. Both fuel lines and coolant hoses are among the components in the engine compartment subjected to the highest stresses. Failure of these components under load inevitably leads to catastrophic damage in high-performance applications.

At Turbo-parts.de, you can purchase high-strength silicone water hoses and specialized fuel hoses by the meter or as vehicle-specific kits for the professional design of system circuits.

1. High-Performance Gasoline Hoses for Extreme Conditions

When designing fuel systems, the lines used must withstand specific chemical and physical stresses. Thanks to its multilayer construction, our low-pressure fuel hose meets the most stringent safety criteria in motorsports:

• Antistatic Properties (ESD Protection): As a distinguishing feature, this fuel hose has both an antistatic inner and outer layer. This reliably prevents electrostatic charges caused by the friction of flowing fuel—a critical safety feature for preventing sparking in racing fuel systems.

• High fuel compatibility: The inner layer of high-quality nitrile rubber (NBR) is highly resistant to chemical substances. It is fully compatible with commercially available fuels (Super Plus), racing gasoline, and B100 biodiesel (up to an aromatic content of 60%). The material remains diffusion-tight and does not swell.

• Mechanical stability through textile reinforcement: A pressure-bearing reinforcement made of spiral-wound synthetic textile threads ensures high pressure resistance. At the same time, the hose remains highly flexible, allowing for extremely tight bend radii without kinking.

2. Water Hose Upgrade: Protection against total engine failure due to thermal damage

While defective fuel lines pose an extreme safety risk, aged or undersized coolant hoses are one of the most common causes of sudden engine failure in motorsports.

• The problem with OEM production hoses: Factory-installed rubber hoses are subject to progressive plasticizer loss due to constant thermal cycling and contact with glycol-based coolants. They become porous, harden, or swell significantly under pressure. In demanding track use—where the cooling system operates under elevated system pressure and maximum temperatures—this can lead to unpredictable hose failure. The resulting sudden loss of coolant leads within seconds to thermal overload of the cylinder head (warping), a crack in the engine block, or the pistons seizing (total engine failure).

• The solution: multi-ply silicone water hoses: Our upgrade water hoses, made of high-strength silicone, are reinforced with multiple layers of fabric (multi-ply). They offer extreme resistance to pressure and temperature. The material does not expand even under high pressures, remains permanently elastic, and completely eliminates the risk of hose bursts during racing.

Applications in the High-Performance Sector

The combination of durable fuel and water hoses is the cornerstone of any reliable tuning project:

• Fuel Catch Tank Systems: Secure low-pressure connections between feed pumps, catch tanks, and main fuel pumps.

• Optimization of the cooling circuit: Replacement of all critical OEM water hoses with dimensionally stable silicone components to protect the engine and turbocharger (especially in the case of water-cooled turbochargers).

• Restoration & OEM Upgrade: Systematic replacement of aged, porous factory lines during vehicle builds and performance upgrades.