Product Overview
Shop LinesToGo for your 1989 GMC K series truck. The FL399-A4G set of fuel lines are created for 4WD trucks with 5.7L engine.
Fuel Line Set 89 GMC K Series 4WD 5.7L
Stainless Steel Braided Teflon Hose
Location: Engine to Fuel Filter
OEM Part Number: 15567762, 15567764, 15567763
Included in Set: 1 supply line 3/8" , 1 return line 5/16"
Tube Construction: Lines are constructed from Galfan® coated steel tubing for rust protection with original equipment end forms and fittings and are CNC (Computer Numerically Controlled) bent for an easy precise installation.
Hose Construction: All hoses are made from Stainless Steel Braided Teflon with OE style fittings
Warranty: 1 Year
Box Dimensions: 27" X 7" X 5"
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