Underboss 63/64 VGT Drop-In Turbo | 2007.5-2012 Dodge Ram 6.7 Cummins
Upgrade your 6.7L Cummins with the Stainless Diesel 'VGT UNDERBOSS' 5Blade Mafia™ Turbocharger, designed as a true bolt-on replacement for your 2007.5–2012 model. Whether you're replacing a failing factory unit, aiming to meet Work Stock pulling rules, or just want to turn heads with a sleeper setup, the VGT UNDERBOSS is the power-packed solution your truck deserves.
Built around our larger 63mm billet 5Blade Mafia™ compressor wheel and paired with a high-flow 64mm 10 Blade turbine, this unit supports up to 650+/- horsepower while keeping exhaust brake functionality and daily drivability intact.
✅ Drop-In Replacement – No cutting, fabrication, or custom parts needed
✅ Maintains OEM Exhaust Brake Functionality
✅ 63mm 5Blade Mafia™ Compressor Wheel – Fast spool, big flow
✅ Optional 64mm 9Blade Turbine Wheel – High-flow, aggressive sound
✅ 650+/- HP Capable – With upgraded fueling
✅ Includes Calibrated VGT Actuator – Pre-set and ready to roll
✅ Lower EGTs – Keep things cool under pressure
✅ Great for Towing
✅ Includes Full Installation Gasket Set
✅ Optional Braided Stainless -4 Oil Feed Line
✅ Backed by a 2 year unlimited mile warranty!
⚠️ Note: This turbocharger is built for performance while still being tow-friendly. For best results, upgraded fueling is recommended.
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Made with care and unconditionally loved by our customers, this signature bestseller exceeds all expectations.
Made with care and unconditionally loved by our customers, this signature bestseller exceeds all expectations.
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