Remove and replace your factory rear upper control arm with SPC's adjustable arm to make rear camber changes on your 10th generation Civic. SPC's unique adjustment design permits on car adjustment of ?3.0? camber and is adjustable for life. SPC's forged steel design adds adjustment to the arm without a weight penalty vs. the OE arm it will replace. Whether you need negative camber for the track, want to get back to OE specifications after lowering, or need adjustment on a stock vehicle this is the arm for you.