Overview Reviews Product Description Wehrli 17-19 Chevrolet 6.6L L5P Duramax Upper Coolant Pipe - Gloss Black inch Wehrli WCF100742-GB Product Videos Custom Field Product Reviews Write a Review Write a Review × Wehrli Wehrli 17-19 Chevrolet 6.6L L5P Duramax Upper Coolant Pipe - Gloss Black inch Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *