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Sinister Diesel 03-07 Ford Powerstroke 6.0L Blue Spring Kit with Adjustable Billet Spring Housing
$168.99
$129.99
SINSD-FUELBLK-6.0-ADJ
Fuel Delivery
Fuel Pressure Regulators
The easy 30 minute install of the new updated "Blue Spring" will increase your fuel pressure back up to where it should be from...
