Sinister Diesel 03-07 Ford Powerstroke 6.0L Blue Spring Kit with Billet Spring Housing
Features:
- Anodized in Sinister Blue
- CNC Machined from T6-6061 billet aluminum
- Laser etched Sinister Diesel logo
- New "Blue Spring"
- New Gaskets
- Restores lost fuel pressure from a worn spring
- Helps save Injectors from low fuel pressure
- Replaces OE Part Number: 3C3Z-9T517-AG
- 2 Year Warranty
The blue spring included in the kit is designed to deliver consistent fuel pressure to the injectors, which improves fuel economy, power output, and engine responsiveness. The billet aluminum housing is built to withstand high-pressure fuel flow and is designed to resist corrosion and wear, ensuring long-lasting performance and durability.Ā
- (1) Sinister Diesel Billet Spring Housing
- (1) New "Blue Spring"
- (1) New Gasket/O-ring set
- Installation Hardware
Product Information
Product Information
Shipping & Returns
Shipping & Returns








Sinister Diesel 03-07 Ford Powerstroke 6.0L Blue Spring Kit with Billet Spring Housing
Sinister Diesel 03-07 Ford Powerstroke 6.0L Blue Spring Kit with Billet Spring Housing
Features:
- Anodized in Sinister Blue
- CNC Machined from T6-6061 billet aluminum
- Laser etched Sinister Diesel logo
- New "Blue Spring"
- New Gaskets
- Restores lost fuel pressure from a worn spring
- Helps save Injectors from low fuel pressure
- Replaces OE Part Number: 3C3Z-9T517-AG
- 2 Year Warranty
The blue spring included in the kit is designed to deliver consistent fuel pressure to the injectors, which improves fuel economy, power output, and engine responsiveness. The billet aluminum housing is built to withstand high-pressure fuel flow and is designed to resist corrosion and wear, ensuring long-lasting performance and durability.Ā
- (1) Sinister Diesel Billet Spring Housing
- (1) New "Blue Spring"
- (1) New Gasket/O-ring set
- Installation Hardware
Original: $100.02
-65%$100.02
$35.01Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Features:
- Anodized in Sinister Blue
- CNC Machined from T6-6061 billet aluminum
- Laser etched Sinister Diesel logo
- New "Blue Spring"
- New Gaskets
- Restores lost fuel pressure from a worn spring
- Helps save Injectors from low fuel pressure
- Replaces OE Part Number: 3C3Z-9T517-AG
- 2 Year Warranty
The blue spring included in the kit is designed to deliver consistent fuel pressure to the injectors, which improves fuel economy, power output, and engine responsiveness. The billet aluminum housing is built to withstand high-pressure fuel flow and is designed to resist corrosion and wear, ensuring long-lasting performance and durability.Ā
- (1) Sinister Diesel Billet Spring Housing
- (1) New "Blue Spring"
- (1) New Gasket/O-ring set
- Installation Hardware


















