Anyone running the M4 Retro gps?

[mikey28804]

I am considering buying these, I like the black look and have always loved M4. Is anyone else running them? Heard them in person? Are they too loud? I know they come with baffles.

[RedBull]

[Bobby914]

My son has them on his 2015 and loves the sounds, still says Brocks pipe is louder.

[Mr Brown]

My son has them on his 2015 and loves the sounds, still says Brocks pipe is louder.

Gottteeeeem....

[RedBull]