Please don't do it. There's enough noise pollution without your contribution.
The most common way that people make their Harley exhaust louder is to knock a hole in the exhaust baffles. To do this insert an iron bar into the exhaust pipe and then hit it several times with a large hammer.
is it possible to cut your exhaust pipe to make it louder is it possible to cut your exhaust pipe to make it louder
Buy a exhaust with a larger circumference, the larger the circumference, the louder the noise.
exhaust tip or glasspack it
Change your exhaust pipes.
no lol its just louder it adds 50 hp what if the twin exhaust is the some size of the single exhaust
Attach a bigger sports exhaust, simpler enough
If you think about it yes they would cause headers flow better but when I say they will I'm not sure how much louder they will make your vehicle.
Make what sound louder? Your engine? Fit a different exhaust system. with a bigger bore.
drill holes in the pipe
You can start by removing the exhaust baffles. If that doesn't suit you, you can buy custom exhaust or slip ons.
there is a hole in the guitar because it helps make the sound louder.