This Floor Sub Frame was made with Okuyama's concept of strengthening car body with it's original pipe frame. This Floor Sub Frame connects front and rear part of the frame with it's original design braces to strengthening vehicle chassis. By connecting front and rear part of the vehicle chasiss, both front and rear part of the chassis work together to prevent twist. Drive feel can improve when installed.
| Vehicle | Model | Product | Parts No. | Code：H |
|---|---|---|---|---|
| S660 | JW5 | Floor Sub Frame | 672 246 0 |  |
| BEAT | PP1 | Floor Sub Frame | 672 232 0 | |
| Vehicle | Model | Product | Parts No. | Code：H |
|---|---|---|---|---|
| ROADSTER | ND5RC | Floor Sub Frame Set | 672 426 0 | |
| ROADSTER | ND5RC | Floor Sub Frame | 672 426 1 | |
| DEMIO | DJ5FS | Floor Sub Frame | Discontinued. |
| Vehicle | Model | Product | Parts No. | Code：H |
|---|---|---|---|---|
| ALFA 156 | 932A1/932A2 | Floor Sub Frame | 672 713 0 | |
| MINI R56 | MF16S | Floor Sub Frame | 672 734 0 | |
