Top 10 5/16 to 3/8 Hose Barb Adapter – Automotive Replacement Fuel System Fittings

As an Amazon Associate I earn from qualifying purchases.

1. ICT Billet

#ad

ICT Billet 3/8" to 5/16" Inch Hose Barb Splice Coupler Repair Connector Fitting Adapter Connector Radiator Coolant Intercooler Fluid Fitting Designed & Manufactured in USA Bare Aluminum AN627-06-05A

#ad
ICT Billet #ad - Made in wichita, uSA produced, kansas from aerospace grade, billet aluminum.3/8" hose barb to 5/16" barb reducer with a hose stop flange to keep the coupler centered in the splice connection. Commonly used to couple or repair your radiator hose, vacuum line, brake booster hose, or any other hoses together. Package includes 1 coupler. Machined aluminum finish.
BrandICT Billet #ad
ManufacturerICT Billet #ad
Part NumberAN627-06-05A

2. JEGS

#ad

Coolant, Or Other Low Pressure Uses, Fuel, JEGS Brass Hose Adapter | Adapts 3/8 Inch Hose To 5/16 Inch Hose | For Vacuum

#ad
JEGS #ad - Problem solver when needing to go from one size hose to another. Other sizes available separately. Machined from brass for long service life. Complete your plumbing for vacuum, fuel, coolant, or other low-pressure uses. Adapts 3/8 inch hose to 5/16 Inch Hose.
BrandJEGS #ad
ManufacturerJEGS #ad
Height1.5 Inches
Length3.1 Inches
Weight1 Pounds
Width3.6 Inches
Part Number15946

3. Speedway Motors

#ad

3/8 NPT Male to 5/16 Inch Hose Barb Adapters

#ad
Speedway Motors #ad - Features a -5 an size and has is a straight fitting. The hose barb features a durable chrome finish that will last for years to come. Has a 3/8" npt on one end and accepts 5/16" hose.
BrandSpeedway Motors #ad
ManufacturerSpeedway Motors #ad
Height2 Inches
Length5 Inches
Weight1 Pounds
Width4 Inches
Part Number91011774

4. autoBbox

#ad

Fuel Line Quick Connector 3/8 Bundy Female to Barb 90 Degree Adapters for 3/8 Steel to 5/16 Nylon Tubing, Pack of 2

#ad
autoBbox #ad - Please measure your adapter and nylon tubing size inside diameter to see if it is the same. Steel to 5/16 In. Fitting attachment 2: hose barb fit for 5/16 ID nylon tube barb size is 3/8. Fitting attachment 1: female Quick-Connect fit 3/8 fitting, could be fuel pump or maybe a filter. Bundy fuel line quick connector that adapts 3/8 In. Id nylon line the barb diameter is 3/8. Fuel line 3/8 inch 90 degree elbow ID 9. 5mm quick connect / disconnect for oil fuel pump adaptor.
BrandautoBbox #ad
ManufacturerautoBbox #ad
Part NumberPL90-38ID8-blk

5. 4LIFETIMELINES

#ad

Bag of 2, Adapter for 3/8 in Steel to 5/16 in Nylon Tubing, 90 Degree Push-On, 4LIFETIMELINES Fuel Line Quick Connect, Single Barb

#ad
4LIFETIMELINES #ad - Quick release: Push-button thumb release for easy connecting and disconnecting. What's included: 2 x 90 degree push-on 3/8 in Steel to 5/16 in Quick Connect Adapters. No tools: no tools required to insert into nylon fuel line tubing. Superior quality: meets and exceeds all SAE/OEM requirements and specifications. Oe replacement: saves up to 70% compared to OE replacement without sacrificing quality.
Brand4LIFETIMELINES #ad
Manufacturer4LifetimeLines #ad
Height2 Inches
Length6 Inches
Width4 Inches
Part NumberLTFLQC8
Warranty4LifetimeLines warrants our products for their useful life against deficiencies in material and workmanship. This LIMITED LIFETIME WARRANTY does not cover products that are improperly used, abused, altered or repaired, nor does it cover failure due to improper installation. If found to be defective, a replacement product will be sent to you. THIS LIMITED LIFETIME WARRANTY EXCLUDES ALL INCIDENTAL OR CONSEQUENTIAL DAMAGES.

6. ICT Billet

#ad

ICT Billet Quick Connect Male 5/16 Fuel Rail Hose to 3/8 Barb Adapter Fitting LS1 LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 GM Oring Seal Billet Aluminum Natural Finish AN817-01-06BA

#ad
ICT Billet #ad - Made in wichita, kansas from Aerospace Grade, USA Produced, Billet Aluminum.5/16 inch male Quick Connect. Machined aluminum finish. 3/8 barb Fitting. Compatible with most makes And Models Quick Connect Fuel Return Lines.
BrandICT Billet #ad
ManufacturerICT Billet #ad
Weight0.18 Pounds
Part NumberAN817-01-06BA

7. autoBbox

#ad

6AN Female to 3/8 Hose Barb Fuel Fittings 90 Degree Aluminum AN6 to 3/8 inch Oil Line Pipe Adapter Black Anodized

#ad
autoBbox #ad - Each component is precision-machined to exact tolerances for trouble-free performance. Made of high performance lightweight 6061-T6 CNC Machined Billet Aluminium Material. Female -6 an 9/16"x18 to 3/8 inch barb 9. 5mm fuel fitting adaptor, 90 degree. Such as: oil/ fuel/ water/ fluid/ Air Line with AN6 to 5/16". Black anodized Finish for Durability ang Strength. Universal fit.
BrandautoBbox #ad
ManufacturerautoBbox #ad
Part NumberWBN9006-38-blk

8. autoBbox

#ad

Fuel Oil Pump Inlet Male M12x1.5 to 5/16 Hose Barb Fitting Adapters Bare with AL Washer, Metric M12-1.5mm to 8mm Barb Aluminum Anodized Black

#ad
autoBbox #ad - Universal using for braided fuel Lines Hoses Oil, Water, Fuel, Fluid and Air Line. Black anodized finish for durability and strength, straight. Cnc machined aluminum male to hose barb hex / hexagon head tube hose adapter fittings. Male m12 p1. 5 metric to 8mm 5/16 inch diameter hose barb with aluminium spacer. Made of high performance lightweight 6061 t6 billet aluminum material.
BrandautoBbox #ad
ManufacturerautoBbox #ad
Part NumberWAN742-01-blk

9. DYNAPEX

#ad

Compression 5/16" OD to 3/8" Hose Barb Fitting Transmission Cooler Line Brass

#ad
DYNAPEX #ad - Tube compression end: 5/16” Tube OD. Hose barb end: 3/8” Hose ID. Material: Brass. Package Quantity: 1.
BrandDYNAPEX #ad
ManufacturerDynapex #ad
Weight0.13 Pounds
Part Numbertc333_05_06

10. steber

#ad

6AN Female Swivel to 5/16 Hose Barb Aluminum Fuel Line Fitting AN6 to 5/16" 8mm Barbed Push On Adapters Straight Black Anodized

#ad
steber #ad - 6 an female thread jic-6, 9/16"-18 swivel to 5/16 hose barb tube connector, straight. Tight, leak-free connections and then black anodized for durability. Manufactured from lightweight 6061-T6 cnc machined billet aluminum alloy. Precision machined to exacting tolerances for trouble-free, ensure accurate thread engagement. Allow for the connection of hose ends to other components like oil pumps, fuel pumps and fuel filter.
Brandsteber #ad
Manufacturersteber #ad
Part NumberBN00-06516-bk