- 100% brand new items, never used or installed.
- 2-piece 4-1 stainless steel header manifold kit.
- Made by OEM approved manufacturers with materials that meets or exceeds OEM requirements.
- Manufactured with CNC machined T-304 stainless steel piping with computerized TIG welded flanges for strength and durability.
- Utilizes pre welded hangers for direct bolt-on fitment; no modifications required.
- Inlet: 1.6" / 40.64mm
- Outlet: 2.9" / 73.66mm
- No installation guides are included, we highly recommend seeking professional installation.
- 1966-1991 Chevrolet / GMC 265-400 CID Generation I Small Block V8 Engines
**Fits Models with 265-400 Cu.In V8 Small Block Engines ONLY**