Has anyone had any luck with installing SmartPartz Quiet Baffles in Cobra 3" slip-on mufflers?
Attempted to on the weekend, but they won't fit into the stock baffles due to a raised area within the pipe where you screw the baffle into the exhaust pipe.

Here's the exhaust and baffles for referance:

https://www.harleycustom.co.uk/produ...er-motorcycles

https://www.harleycustom.co.uk/produ...ers-spzcb300so