![Blue -4 AN 45 Degree [AN Male to NPT Female Adapter] Oil/Fuel AN Fitting 57-1574 Ideal replacement for factory boost](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 Ideal replacement for factory boost](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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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
Ideal replacement for factory boost controllers
Effective Diameter Range: 1-1/16" - 1-1/2" (26mm-38mm)
ideal for heavy duty pressure connections and provides excellent resistance for high temperature applications
1L V8 with rear heater
Blue -4 AN 45 Degree [AN Male to NPT Female Adapter] Oil/Fuel AN Fitting 57-1574 Ideal replacement for factory boostThe 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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