Adjusts to the door sill floor - vertical rigidity and torsional rigidity improves drastically with the installation of this reinforcement plate.
Drilling and ramps/lift required. Sold in pairs.
Fits 90- 05 Miata (NA, NB)
MIATA NA/NB 1990-2005
MIATA NA/NB 1990-1993
MIATA NA/NB 2001-2005
MIATA NA/NB 1990-2005