What components are included in the kit?
Sinister Diesel Blue Spring Kit with Adjustable Billet Spring Housing for 2003-2007 Ford Powerstroke
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Open Apr 23, 2026 - 09:11 AM
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Apr 23, 2026 - 09:11 AM
The blue spring kit 6.0 Powerstroke includes a Sinister Diesel billet spring housing, a new "Blue Spring," a gasket/O-ring set, and all required installation hardware, ensuring a complete and straightforward upgrade that maximizes convenience and value for anyone installing a 6.0 blue spring kit.
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