GTM™ V7 Stornello Y-pipe
Our 100% Made-in-house-USA high grade 18g stainless Y/mid-pipe replacement eliminates the both pre-muffler and catalytic converter. Plug and play for your Stornello. Let some of that wonderful sound out while allowing the bike to run MUCH cooler. ECU Flash highly recommended below. Non-public highway use ONLY -- not road legal or homologated.