![Blue -4 AN 45 Degree [AN Male to NPT Female Adapter] Oil/Fuel AN Fitting 57-1574 HPS 2-3/4](https://cdn.shopify.com/s/files/1/1267/2379/products/XUR-FT-1-9017-04-BL_cbaf5b00-b989-4cd9-bc1e-f817c60f25c9.jpg?v=1575934054)
![Blue -4 AN 45 Degree [AN Male to NPT Female Adapter] Oil/Fuel AN Fitting 57-1574 HPS 2-3/4](https://cdn.shopify.com/s/files/1/1267/2379/products/XUR-FT-1-9017-04-BL_a_c0ae71bb-bb04-4d36-afe0-0449e0533c2c.jpg?v=1575934054)
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HPS 2-3/4" - 4" (70mm - 102mm)
ideal for heavy duty pressure connections and provides excellent resistance for high temperature applications
Hose Inside Diameter: 5/16"
1L V8 with rear heater
HPS 1" - 1-3/8" (25mm - 35mm)
Blue -4 AN 45 Degree [AN Male to NPT Female Adapter] Oil/Fuel AN Fitting 57-1574 HPS 2-3/4" - 4" (70mmThe AN thread is a type of fitting that is used to connect flexible hoses and rigid metal tubing that supplies fluid. It gained popularity in professional racing due to the ease with which new lines could be easily customized. Its use spread to the aftermarket automotive performance field due to its ease of adaptability, upgradability, and durability.
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