




Sinister Diesel Blue Degas Bottle for 2003–2007 Ford 6.0L Powerstroke
Replace your factory coolant reservoir with a TIG-welded 6061 aluminum degas bottle finished in Sinister Blue. This Sinister Diesel reservoir combines pressure-tested construction with a sight glass for quick coolant-level inspection and a blue powder coat for a clean, coordinated look under the hood.
Key features
- 6061 aluminum construction: TIG welded and pressure tested by Sinister Diesel.
- Sight glass: Check the coolant level without relying on a translucent tank.
- Sinister Blue powder coat: Adds corrosion resistance and under-hood style.
- Bolt-in replacement: Described by Sinister Diesel as a direct replacement for the stock reservoir on compatible vehicles.
- Factory cap compatibility: Reuses your existing factory cap; a new cap is not included.
What’s included
- Sinister Diesel blue coolant reservoir (degas bottle)
- Installation hardware
Fitment
Listed application: 2003–2007 Ford 6.0L Powerstroke. The supplied vehicle list names F-250, F-350 and Excursion; confirm your specific model year and configuration before ordering, especially for an Excursion.
Installation and cap options
Sinister Diesel describes installation using basic hand tools in less than 30 minutes. Actual installation time depends on vehicle condition and experience. Follow the manufacturer’s installation instructions.
No new cap is supplied. Your factory cap is compatible. Contact us to confirm separately available upgraded cap options.
Part number: SD-DEGAS-6.0

