Largest tube size in the 1150 bracket group, 2.75 x 2.0, for mounting the 1150 in-line cooler. Howe's site says it requires two.
- Size: 2.75 x 2.0 (tube size)
- Material: aluminum
- Requires 2 per cooler (per Howe site)
- For: 1150 in-line cooler
Smaller sizes are 1150-1004 and 1150-1005.
Howe Performance part number 1150-1007.