Gledewen Fuel Lines Kit for 2004–2010 Chevy Silverado & GMC Sierra 1500–3500 — Nylon, Corrosion-Resistant Replacement

Gledewen Fuel Lines Kit replaces worn metal fuel and vent lines on 2004–2010 Chevrolet Silverado and GMC Sierra 1500/2500/3500 trucks for a corrosion-resistant, OEM-fit restoration.

If your Silverado or Sierra is showing signs of fuel-line corrosion, cracking, or leaking, this complete replacement kit swaps the aging metal tubing for high-quality nylon lines and all required connectors. The set includes the primary fuel line, vent line, metal connector, two quick connectors, two quick-connector accessories, and four zip ties so you can restore routing and sealing where factory lines have failed.

Will this kit fit my truck and which engines are supported?

This Gledewen kit is designed specifically for 2004–2010 Chevrolet Silverado and GMC Sierra 1500, 2500, and 3500 models with gasoline engines listed below. It matches factory routing for the supported wheelbases but excludes vehicles with the 2004–2005 Flex Fuel cab chassis.

• Compatible engines: 4.3L, 4.8L, 5.3L, 6.0L, 8.1L
• Years: 2004, 2005, 2006, 2007, 2008, 2009, 2010
• Model coverage: Chevy Silverado and GMC Sierra 1500/2500/3500
• Not for 04–05 Flex Fuel cab chassis models

What comes in the box and what installation hardware is included?

The kit arrives with every primary component needed to replace worn fuel and vent lines; the package is intended to replace corroded frame-mounted lines as a single unit. Since fuel system work can be hazardous, plan to have a technician or experienced DIYer handle routing and connections.

• 1 x fuel line, 1 x vent line
• 1 x metal connector and 2 x plastic quick connectors
• 2 x quick connector accessories and 4 x zip ties for secure routing
• Condition: new; OE part numbers: FL-FG0340, FG0340, FLFG0340

How durable is the replacement material and how does it perform?

Gledewen uses engineered nylon for the fuel and vent lines, chosen for flexibility and resistance to corrosion compared with factory metal tubing. Nylon resists cracking, rot, and rust and holds up to road contaminants, helping to extend service life and reduce the chance of leaks along the frame.

• Material: high-quality nylon resistant to salt, dirt, and mud
• Designed to resist rust and cracking that affect metal lines over time
• Manufactured to match original dimensions for reliable sealing
• Recommended professional installation for safe, leak-free results

Are there guarantees or warranty options with this kit?

The kit undergoes inspection and is offered with a 24-month warranty period to address manufacturing defects or fitment issues. If the product does not meet expectations, contact the seller for replacement or refund through the point of purchase.

• OE cross-references included for easier part verification
• 24-month warranty for replacement or refund claims
• Seller support recommended via the original purchase channel

Who is this for: This fuel lines kit is aimed at owners and mechanics repairing 2004–2010 Chevy Silverado and GMC Sierra trucks whose frame-mounted fuel or vent lines are corroded, leaking, or cracked. It suits fleets and individual owners seeking a corrosion-resistant, OEM-dimension replacement that restores original routing and connections; professional installation is recommended for safety and proper sealing.