Product Description
Industrial Injection 3632406812 Viper 63 PhatShaft Turbo — 2004.5–2007 Dodge Ram 5.9L Cummins (Common Rail)
Unlock responsive power and cooler EGTs on your 3rd-gen 5.9L Cummins with the Viper 63 PhatShaft. This drop-in turbo features a 63mm forged-milled (FMW) compressor, 68mm turbine, and a .80 A/R (14cm) turbine housing for excellent balance of spool and top-end — ideal for towing, street, and work trucks with mild fueling upgrades.
- 63mm FMW compressor wheel / 68mm turbine wheel
- .80 A/R (≈14cm2) turbine housing, large-flange outlet
- 360° thrust bearing & dual-grooved journal bearings
- Adjustable boost elbow; wastegate typically set ~40 psi
- Power range support: approx. 350–650 HP (with supporting mods)
- Direct-fit for 2004.5–2007 5.9L Cummins common rail
Fitment
Designed for the following applications:
- 2004.5–2007 Dodge Ram 2500/3500, 5.9L Cummins (Common Rail)
What’s Included
- Industrial Injection Viper 63 PhatShaft turbocharger assembly (P/N 3632406812)
- Adjustable boost elbow
Installation hardware/lines may be reused or replaced as needed per vehicle condition.
Recommended Parts (Internal Links)
- Turbo install gaskets & hardware
- Turbo oil feed/return line service kits
- High-flow exhaust manifold (5.9L CR)
- EGT/boost gauges or digital monitors
- Matched injector upgrades (as needed)
- Tuning solutions for 2004.5–2007 Cummins
Specifications
| Manufacturer | Industrial Injection |
|---|---|
| Part Number | 3632406812 |
| Compressor Wheel | 63mm FMW (forged-milled) |
| Turbine Wheel | 68mm |
| Turbine Housing | .80 A/R (~14cm2) |
| Bearing System | Dual-grooved journals with 360° thrust |
| Horsepower Support | Approx. 350–650 HP (with supporting mods) |
| UPC | 840256909265 |
| GTIN | 840256909265 (GTIN-12) |
| Prop 65 | WARNING: Cancer & Reproductive Harm |
Helpful Notes
- Best results with clean fuel/air systems and proper tuning. Monitor EGT/boost.
- Intended for off-road/competition use where emissions laws apply—check local regulations.
- Consider head studs when running elevated boost levels.
FAQ
Will this turbo spool quickly enough for towing?Yes. The 63/68/.80 combo is known for strong mid-range and manageable spool on the 5.9L CR, making it a popular towing and daily-driver upgrade when paired with sensible tuning and fueling.
What supporting mods are recommended?At minimum, ensure a healthy CP3, clean injectors, free-flowing intake/exhaust, and EGT/boost monitoring. For higher output, add a high-flow manifold, appropriate injectors, and quality tuning.
Is it a direct bolt-on for 2004.5–2007 trucks?Yes, it’s designed for the 3rd-gen 5.9L Cummins common rail platform. Minor line or clamp refreshes may be needed depending on vehicle condition.
What boost level is the wastegate set to?The Viper 63 is commonly set around ~40 psi and includes an adjustable boost elbow so you and your tuner can tailor boost within safe limits.
