Wehrli Custom Fab Upper Coolant Pipe for 2001–2005 Chevrolet Silverado and GMC Sierra 2500/3500 trucks with the 6.6L LB7/LLY Duramax replaces the OEM rubber upper radiator hose with an aluminum pipe finished in WCFab Red powder coat. Silicone boots and stainless steel T-bolt clamps give a secure, long-lasting connection while matching custom engine-bay finishes.
Wehrli 01-05 Chevrolet 6.6L LB7/LLY Duramax Upper Coolant Pipe - WCFab Red