GMC TopKick Rear Fuel Line Set 2006 C4500/5500 6.6L FL688-X1D

School / Shuttle Bus Applications (w/RPO Codes ANC, ANX or B3D), w/Rear Mounted 40 Gal Tank (w/RPO Code N23, NH4 or NLD) or w/Rear Mounted 60 Gal or 80 Gal Tank and Fuel Tank Relocated - Forward Mounted Tank (w/RPO Code JPR) or w/Rear Mounted Tank 60 Gal (w/RPO Code NLE) w/o Fuel Tank Relocated - Forward Mounted Tank (w/o RPO Code JPR)

GMC TopKick Rear Fuel Line Set 2006 C4500/5500 6.6L FL688-X1D
GMC TopKick Rear Fuel Line Set 2006 C4500/5500 6.6L FL688-X1D
GMC TopKick Rear Fuel Line Set 2006 C4500/5500 6.6L FL688-X1D
GMC TopKick Rear Fuel Line Set 2006 C4500/5500 6.6L FL688-X1D
GMC TopKick Rear Fuel Line Set 2006 C4500/5500 6.6L FL688-X1D
GMC TopKick Rear Fuel Line Set 2006 C4500/5500 6.6L FL688-X1D

GMC TopKick Rear Fuel Line Set 2006 C4500/5500 6.6L FL688-X1D

School / Shuttle Bus Applications (w/RPO Codes ANC, ANX or B3D), w/Rear Mounted 40 Gal Tank (w/RPO Code N23, NH4 or NLD) or w/Rear Mounted 60 Gal or 80 Gal Tank and Fuel Tank Relocated - Forward Mounted Tank (w/RPO Code JPR) or w/Rear Mounted Tank 60 Gal (w/RPO Code NLE) w/o Fuel Tank Relocated - Forward Mounted Tank (w/o RPO Code JPR)

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Fuel Line Set 2006 GMC TopKick C4500/5500 for Reg and Cutaway Cab & Chassis WBs for School / Shuttle Bus Applications (w/RPO Codes ANC, ANX or B3D), w/Rear Mounted 40 Gal Tank (w/RPO Code N23, NH4 or NLD) or w/Rear Mounted 60 Gal or 80 Gal Tank and Fuel Tank Relocated - Forward Mounted Tank (w/RPO Code JPR) or w/Rear Mounted Tank 60 Gal (w/RPO Code NLE) w/o Fuel Tank Relocated - Forward Mounted Tank (w/o RPO Code JPR) for 6.6L Duramax Diesel Engines.

Please Note: This application is for vehicles with RPO Code JPR (w/Forward Mounted Tank) UNLESS you have a Rear Mounted 60 Gal Tank (w/RPO Code NLE) – If unsure, please call us with your VIN to ensure proper fitment.

SKU: FL688-X1D
Box Dimensions 67" x 6" x 4"

Connections at Rear of Intermediate Fuel Lines to Connections at Rear Fuel Tank

1 supply line 1/2", 1 return line 3/8", hoses to intermediate fuel lines, hoses to rear fuel tank

25893269

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.

All hoses are made from Stainless Steel Braided Teflon with OE style fittings

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