890hp CTS-V in SoCal
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D3 | ULTRACHARGER Kit: Stage 2 – 2.8L
2.8L | up to 1000 HP
D3 ULTRACHARGER Kits are designed to be the ultimate forced induction upgrade. The D3 ULTRACHARGER Kits are designed to surpass even the core manufactures output as well as fit seamlessly into their defined application.
ULTRACHARGER Kits offer a complete solution by offering all components required to facilitate a perfect install. All D3 parts are manufactured in the USA. To ensures a consistent error free product all manufactured components have been blueprinted to extraordinarily exacting standards.
The Stage 2 ULTRACHARGER Kit is comprised of the following key components:
- 2.8L KB Liquid Cooled Blower
- D3 Intake Manifold
- D3 Air Intake System
- Genuine K&N Air Filter
- D3 ø102mm Billet Throttle Body
- D3 Flow Matched 82PSI Fuel Injectors
- D3 Fuel Rails
- Kenne Bell Boost-A-Pump
- D3 SFI Approved Stainless Steel Harmonic Balancer
- D3 SFI Approved Billet T6-6061 Drive Pulley
- All misc. parts, mounts and fittings required for installation..


The best part is the outside looks 100% stock. 




