EZ-Fit NiCopp Brake Line Kit — Silverado & Sierra 2500/3500 Crew-Cab Long (2003-2007)

Replace every corroded steel line on your HD GM truck in a single afternoon. The AGS EZ-Fit NiCopp kit is pre-routed and pre-flared for 2003-2007 Silverado 2500/3500 and Sierra 2500/3500 Crew-Cab Long models, eliminating guesswork and garage-floor bending. Built from a nickel-copper alloy that defies salt, moisture, and vibration, each line drops into factory clips and mates with OEM-style fittings for a leak-free seal every time.

Key Features

Model-Specific Routing – CNC-bent to factory geometry for Crew-Cab Long-bed frames

NiCopp Alloy Tubing – Rust-proof, DOT-approved, and easy to hand-form if minor tweaks are needed

Pre-Flared & Fitted – OEM-correct flare angles and zinc-plated fittings—no flaring tools required

Full-System Coverage – Includes front, rear, over-axle, and master-cylinder lines plus clips where applicable

Lifetime Durability – Resists up to 10,000 PSI burst pressure and temperatures to 1,800 °F

DIY-Friendly Install – Step-by-step diagram and part-number tags slash install time

Upgrade to EZ-Fit NiCopp and drive confidently—your heavy-duty Silverado or Sierra deserves brake lines as tough as the truck itself.