5Blade Mafia™ Underboss 63/64 VGT Drop-In Turbo | 2013-2018 6.7L Cummins Performance Upgrade

Stainless Diesel ‘VGT UNDERBOSS’ 5Blade Mafia™ Turbocharger – Drop-In Turbo Upgrade for 2013–2018 6.7L Cummins Diesel

Looking for a high-performance turbo upgrade for your 2013–2018 6.7L Cummins diesel truck? The Stainless Diesel VGT UNDERBOSS 5Blade Mafia™ Turbocharger is a premium drop-in replacement turbo designed to deliver massive power gains, better reliability, and enhanced drivability—all while maintaining OEM fitment and functionality.

This 6.7 Cummins turbo upgrade is perfect for truck owners dealing with a failing stock turbo, aiming to meet work stock diesel pulling class rules, or building a sleeper truck that performs like a beast under the hood. No custom modifications required—just bolt it on and go.

With a 63mm 5Blade billet compressor wheel and a proven high-flow 64mm 10Blade turbine, this upgraded turbocharger supports up to ~650 HP (with upgraded fueling) while producing faster spool, and reduced EGTs.

🔧 Key Features & Benefits:

• Direct drop-in turbo replacement for 2013–2018 RAM 2500/3500 6.7L Cummins

• Maintains stock-like drivability with OEM exhaust brake compatibility

• Engineered for up to ~650 horsepower with proper fueling upgrades

• Features a 5Blade Mafia™ billet compressor wheel for superior airflow

• Includes pre-calibrated VGT actuator – no tuning required
  

• Includes full installation gasket kit for easy install

• Optional -4 AN braided stainless steel oil feed line available

• Helps lower exhaust gas temperatures (EGTs) for cooler, more efficient towing

• Ideal for performance diesel builds, daily drivers, towing, and competition trucks
  

• Optional 64mm 9Blade high-flow turbine wheel for more exhaust flow, more power capability and an aggressive whistle

📦 What’s Included:

• VGT UNDERBOSS 5Blade Mafia™ Turbo

• Pre-calibrated VGT actuator
  

• Complete set of install gaskets

• 1-Year Unlimited Mileage Warranty

🔧 Note: Must reuse your stock oil feed fitting.

Upgrade your RAM 2500 or 3500 6.7L Cummins with a turbo that’s built to perform. Whether you’re towing, racing, or daily driving, the Stainless Diesel VGT UNDERBOSS delivers unmatched performance, reliability, and sound.

Buy now and experience the difference in your Cummins turbo setup!