I like them both. My brother has the Akras on his GTL, and they sound great. I have the Remus without the inserts on my GT, and love the sound.
2012 K1600GT Vermilion
Schroedie Signals, RL Super Plug, Flash2Pass, PDM60, AeroScreen/Wings/MiniWings, Dusak Seatback
Amber Running Lights, Rich's Seat, SSR Fuel Cap, Grip Puppies, Motech Quick Lock, Remus Tit Exhaust