momoparman
MOISMYHOME
also here is some good info regarding H vs X pipes as tested on a 70's challenger.
http://www.moparmusclemagazine.com/...dge_challenger_x_pipe_exhaust/horsepower.html
I saw a discussion regarding this earlier in the thread.
Mop
http://www.moparmusclemagazine.com/...dge_challenger_x_pipe_exhaust/horsepower.html
I saw a discussion regarding this earlier in the thread.
Mop