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The BLOX Racing Subframe Hard Collar Kit is a direct-fit subframe reinforcement kit for 2002–2005 Honda Civic EP3, 2006–2011 Civic FD/FG and 2002–2006 Acura RSX DC5 applications. It replaces or reinforces factory collars to reduce subframe movement under load, helping preserve suspension alignment and steering feel. The kit provides a more stable mounting area for spirited driving and handling upgrades.
BLOX Racing 02-05 Honda Civic EP3 / 06-11 Civic FD/FG / 02-06 Acura RSX DC5 Subframe Hard Collar Kit
