6AN Female to 3/8 Tubing Adapter Fuel Hardline Tube Fitting, 6 AN Female to 3/8 inch Hard Line Connector Aluminum Black Anodized

Universal Using for Braided Fuel Lines (Hoses) Oil, Fuel, Water, Fluid and Air Line Assure positive sealing and come in a corrosion-resistant finish.

Straight 6AN Male Flare to 3/8 (OD 9.5mm) Tube Hose Fitting Adapter Fuel Hard Line Pipe Aluminum Black Anodized - AliExpress

BESULEN 6AN Male to 3/8 Hardline Compression Fitting Adapter, Aluminum Alloy Black Anodized Fuel Hardline Tube Fitting Adapter Connector, Straight Connector Auto Accessories for Car (3/8) : Automotive

Universal Aluminum Fuel HardLine Fitting AN6-3/8 5/16 Female Flare Adapter Connector Tubing with Brass Insert Car Accessories - AliExpress

Earl's AT165006: Ano-Tuff Hard-Line to AN Adapter Fitting -6AN Male to 3/8 Tube - JEGS

JIC 6 AN male flare 9/16-18 thread to 3/8 tube hard line pipe hose end fittings adaptor with brass insert Lightweight 6061 t6 cnc machined billet

Aluminum -6AN Male to 3/8 Tubing Adapter Fuel Hardline Tube Fitting, 6 AN Flare to 3/8 inch Hard Line Connector

EVIL ENERGY 6AN Female Flare to 3/8 Compression Hardline Fitting Aluminum Black : Automotive

YSIL 5/16 Compression Fitting 5/16 Tube OD to 3/8 Hose Barb Transmission Cooler Fuel Line Fitting Brass : Automotive

4Pcs 6AN To 3/8 Tube Hardline Fuel Line Adapter Fitting Tubing compression

GASHER 2PCS 6AN Male Flare to 3/8 Fuel Hardline Tube Fitting Straight Adapter Aluminum Alloy Red Anodized : Automotive