The best discount code for smokeheir.com is 'YOURHIGHNESS25' which provides a 25% discount. Another good option is the code 'carldenali20', offering a 20% discount. The code 'SMOKEBETTER' can also be used for a 10% discount. Please note that these codes may be subject to terms and conditions set by the retailer. Always check the validity of the discount codes before using them. Happy shopping!