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SPL Parts adjustable rear upper arms for 2012+ BMW 3 Series/4 Series (F2X/F3X) expand rear camber adjustment to correct lowered alignments and reduce tire wear. Gun‑drilled 2024 aluminum links, 360° rotating clamps, blue anodized titanium hardware and PTFE‑lined FK spherical rod ends eliminate soft rubber bushings to reduce alignment change under cornering and braking. Sold as a pair; made in the USA.
SPL Parts 2012+ BMW 3 Series/4 Series F3X Rear Upper Control Arms
