Shop LinesToGo for your 2004 GMC truck fuel lines. You’ll see that the FL488-Q4 set of fuel lines are made specifically for your C/K2500 truck with an extended cab and 6.0L engine.

Fuel Line Set 04 Sierra 2500 Ext Cab 6.5 box 2WD & 4WD 6.0L

Nylon lines between the fuel line and the fuel tank are not included. However, you can purchase Stainless Steel Lines between fuel lines and fuel tank, 5076-01.

Location: Engine to Hose Connection off Fuel Tank

OEM Part Number: 15946219, 15946251

Included in Set: 1 supply line 3/8" ( in 2 easy to install sections), 1 vapor line 3/8" ( in 2 easy to install sections), hose to engine connection, hoses to join rear and front sections

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: 59" X 12" X 7"

We want to hear from you! Call us toll free 1-855-781-5992. We'll make sure you're ordering the correct part and we can take your order for you too. Go on give us a call.