This replacement fuel injector line is precision-engineered to match the fit and design of the original fuel injector line on specific vehicles. It comes with any vehicle-specific mounting hardware for a complete installation.

Left Diesel Return Line 904-123 Features:

• Fits 2004-2010 Chevrolet; 2004-2010 GMC
• Direct replacement — this fuel injector line is engineered to match the original fuel injector line on specified vehicles
• Robust materials — manufactured with a material-hardening process to ensure lines withstand high pressure during engine operation
• Critical fix — because all fuel injectors lines have a one-time-use, crushable seal, replacement of entire line is necessary for optimal seal