GMC TopKick Rear Fuel Line Set 2006 C6500/7500/8500 w/RPO Code NNQ FL788-C2A
Engine Code L18 W/RPO Code NNQ w/Dual 53 Gal Saddle Tanks
GMC TopKick Rear Fuel Line Set 2006 C6500/7500/8500 w/RPO Code NNQ FL788-C2A
Engine Code L18 W/RPO Code NNQ w/Dual 53 Gal Saddle Tanks
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Shop LinesToGo for 2006 GMC truck fuel lines - 6500/7500/8500 8.1L Engine Code L18 W/RPO Code NNQ W/ Dual 53 Gal Saddle Tanks
Nylon Lines: We do not produce pre-formed nylon lines and they are not included with your fuel lines. However, repair kits are available which will attach to your existing nylon lines providing new connectors for the fuel supply and return lines. The original connections are often seized and damaged during install.
6093-01 includes 1 - 3/8” Nylon Line, 1 union, 1 - 90 degree quick connector 3/8"
- Weight: 4
- Installation Instructions
Hose Connection at Frame Rail to Hose Connection off of Left Fuel Tank
1 supply line 3/8", 1 return line 5/16"
Lines are constructed from Galfan® coated tubing for rust protection with original equipment end forms and fittings and are CNC (Computer Numerically Controlled) bent for an easy precise installation.
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