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Vehicle Info NeededALLSTAR PERFORMANCEPART NUMBER: 049-ALL50143
Inverted Flare Nuts 5/8"-18, 3/8" Fuel Line
$2999
Ships on Nov 03, 2026
Lowest Price Guarantee
Flare Nuts
- Inverted Flare Nuts
- 5/8"-18, 3/8" Fuel Line
- Stainless Steel
- 4/pkg
- Allstar Performance carries a large selection of quality fittings to meet your plumbing needs.
Part TypeAdapter Fitting
Product LineAllstar Brake Adapter Fittings
BrandALLSTAR PERFORMANCE
Package Height0.8
Package Width3.5
Package Length4.6
Weight0.15 PG
Part CategoryPerformance Parts
Fitting MaterialStainless steel
Fits Tubing Diameter0.375 in (9.525 mm)
QuantitySold as a set of 10
Fitting Attachment 1Male Threads
Part FitmentUniversal
Fitting FinishNatural
Vendor Part NumberALL50143
Package Qty1
Package TypeEA
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Stainless Steel Inverted Flare Tube Nuts for 3/8 in. O.D. Tubing [5/8 in.-18 Thread]
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Some parts are not legal for use in California or other states with similar laws / regulations
