All Universal Aluminum 1-3/4" 45mm In Line Radiator Hose Filler Neck With Cap

Fitment: Inlet Hose Size: 1-3/4"（45mm）. Outlet Hose Size (in): 1-3/4"（45mm）.. Hose Connector: 4-1/4"（110mm）. The neck is soldered to the 45 mm tube. Material: Aluminum. Features: 100% Leak Tested.

• 1.Extreme temperature resistance: Specifically designed to withstand the high temperatures and pressures generated during the operation of high-performance engines, ensuring the continuous and efficient operation of critical circuits such as the cooling system and preventing damage to tubing due to sudden temperature changes or excessive pressure.
• 2.Superior shock resistance performance: It features triple protection against puncture, tear, and wear. Optimized for common harsh conditions in off-road scenarios such as stone impacts, road friction, and complex terrain scratches, it can effectively withstand external impacts and wear, ensuring the integrity of the pipe fittings.
• 3.Precise fit and easy installation: Manufactured precisely according to the original factory specifications, the dimensions, interfaces and sealing structures are fully compatible with the original components. This enables "direct replacement", without the need for additional modifications or adaptations. It ensures that the seal is leak-free after installation, allowing the cooling system to quickly return to its optimal working condition.
• 4.Enhanced flow channel design: The inner walls of the pipe fittings have undergone special treatment, significantly improving the surface smoothness. This helps to minimize the flow resistance of fluids such as coolant during transportation, enabling the engine to remain within the optimal operating temperature range at all times, thereby enhancing the stability of power output.
• 5.Durability and longevity features: Made from high-strength, anti-aging high-quality materials, it possesses excellent resistance to cracking, hardening, and expansion. It can effectively resist fluid corrosion and aging losses caused by temperature cycling changes over a long period of time, effectively preventing pipe fittings from cracking, hardening, or deforming due to long-term use.