2003-2007 5.9L Cummins Stealth STR Drop In Turbo

The Stealth STR for 2003-2007 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% larger wheel than stock for increased airflow and lower EGTs
• Noticeable turbo whistle
• Custom 10-blade design provides better flow characteristics than stock
• 40% 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
• Extended warranties available
• Live on-site customer support team here to help

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