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The Sinister Diesel adjustable blue spring kit with billet spring housing fits 2003–2007 Ford Powerstroke 6.0L applications and provides an adjustable spring solution for fuel-pressure or actuator systems that use the spring kit. The kit is specified for those model years and is offered in a gray finish for the housing. Not for sale in California; intended as a direct-fit replacement for compatible 6.0L components.
Sinister Diesel 03-07 Ford Powerstroke Adjustable Blue Spring Kit w/ Billet Spring Housing
