The passenger side sucked because of the bushing not sliding back in. This was the same issue that Redline had, but its not a burr causing the issue....
2013 Performance Blue ST2: Cobb FMIC/ Cobb Downpipe/ Cobb CAI/ E-Focus RMM/ Steeda Rear Sway/ OZ Formula HLT Wheels(18"x 8" et45)/ Ford Racing-Borla CB exhaust w/ Gloss Black tips/ KW -20mm Lowering Springs/ Steeda SS Bracket/ to be continued...