The Stealth STR for 2004.5-2007 Dodge Ram 2500/3500 5.9L Cummins is the perfect option for those looking to replace their stock turbo with something that offers better performance, improved efficiency, and superior durability all at a budget-friendly price. On top of that the 3rd Gen STR is one of the quickest spooling turbos we have tested on the 5.9L Cummins. The quick spool-up of the STR is a must-have if you daily drive your truck often do any towing.

The STR is designed to be a direct bolt-on upgrade and requires nothing more than removing the stock charger and dropping this one in its place. No tuning is required to get up and running.

Features:

• 60mm Air Grabber Compressor Wheel: Air flow to support 620rwhp (dynojet)
• Supports 425rwhp with emissions in-tact and tuning
• 7-blade design provides higher airflow than stock
• 60mm sizing for peak weight to efficiency optimization
• Lighter wheel design provides unmatched spool-up
• Featuring the latest advancements in compressor wheel technology
• Air Grabber Technology for even more additional airflow
• Made out of aerospace-grade billet aluminum

Beast Wheel Turbine Wheel:

• 30 percent larger wheel than stock for increased airflow and lower EGTs
• Noticeable turbo whistle
• Custom 10-blade design provides better flow characteristics than stock
• 40 percent thicker turbine blades for better resistance to EGTs
• Better durability than stock

Rotating Assembly (Compressor and Turbine Wheels):

• Super light rotating assembly
• Provides lightning fast spool-up
• Provides ideal boost to drive pressure ratio
• Boosts turbo efficiency
• Precision balanced in-house

Upgraded Turbo Actuator:

• Heavier waste-gate spring
• Larger diaphragm
• Higher Peak Boost Pressure
• Peak boost of 40+psi
• Better mid range power

Gasket Kit Included:

Exhaust gasket - Oil inlet and drain gaskets.

Stealth Turbo Benefits:

• Absolutely no core charges
• Brand new parts and accessories
• 1-year warranty on all of our turbos

This Turbo Is a Great Fit If You:

• Have reliability and performance as your top priorities
• Want immediate response and great daily drivability
• Have a Box Tuner or Custom Tuning installed on your truck
• Want to make somewhere in the range of 620rwhp
• Tow with your truck often
• Have a completely stock truck (this turbo does not require tuning)
• Need a new replacement turbo for your 5.9L Cummins

Features and Benefits:

• Proven to support up to 620rwhp
• Lightning fast spool-up and immediate throttle response
• Lower average EGTs and better overall EGT control
• 40 percent Thicker Turbine blades for added EGT resistance
• Comes with an Upgraded Actuator for higher boost pressure
• Drop-in and Go! No tuning required
• Works great with box tuners or custom tuning
• Loud turbo whistle from 9-blade turbine
• Better boost to drive pressure ratio than stock
• Zero surge even when towing heavy loads

Details:

• Finish: Raw
• Material: Aluminum
• Turbo Series: STR
• Compressor Wheel Diameter: 60mm
• Compressor Wheel Blades: 7
• Compressor Wheel Material: Billet Aluminum
• Turbine Wheel Blades: 9
• Horsepower Rating: 620 RWHP
• Supersedes: DM1552050102000, DM1682050102000

Fitment Notes:

• Make: Dodge, Ram
• Model Year: 2004.5-2007
• Engine Code: CMB
• Engine Size: 5.9 Liter
• Engine Family: Cummins