two bolts off, lay pipe aside, change oil, pop old gasket out, pop new gasket in, two bolts on.

sucks in theory, but only adds about 10 minutes and $5 (cost of a header gasket?) to your usual oil change.

pipes look great, post a full side shot of the bike

 

mean look bet there loud as hell get a video if you can curious to hear. who cares if you got to remove pipe all bout the look.