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Stage 1 Mack MP8 Upgraded Turbo Assembly 

64mm Billet Compressor Wheel Performance Turbocharger

2008-2019 Mack MP8, the all-new Lighter Aluminum Billet Wheel VGT Turbo delivers performance, reliability and fuel economy. Bully Dog Big Rig’s Stage 1 Billet Wheel Turbo Charger is an OEM replacement for trucks making up to 625 horsepower. Engineered & Manufactured with Bully Dog’s renowned quality, this turbo features improved torque and fuel economy as well as lower EGT’s(Exhaust Gas Temperatures). With a quicker spool up and better craftsmanship than OEM turbos — the Stage 1 turbo is the perfect OEM replacement and is the best turbo charger for class 8 vehicles on the road today.

NEW CALIBRATED ACTUATOR INCLUDED! No more relying on the dealership to install and calibrate your new turbo! This pre-calibrated VGT actuator allows you to simply install this new turbo and hit the road! Save THOUSANDS compared to a stock replacement and enjoy the peace of mind that your investment has a 1 year warranty UNLIMITED mileage warranty!


  • 100% NEW VGT Turbo With Improvements Over Stock
  • Reduced Turbo Lag for Better Throttle Response
  • New Electronic Actuator Is Included – Bolt & Go! No Calibration Required!
  • Cobalt VGT cage and ring
  • 64mm Billet Aluminum Compressor Wheel
  • Highest Grade Compressor Wheel Possible To Prevent Chipping & Burst
  • Adds 20 to 50 Horsepower (based off original engine HP Rating)
  • High Quality Copper Journal Bearings
  • Upgraded Diffuser Plates
  • Faster Spinning Turbo Increases Horsepower & Torque
  • Better Airflow Reduces Engine Temps & Improves Reliability
  • Increased Fuel Economy
  • Triple Balanced – up to 180,000 RPM
  • Factory Size Exhaust Housing
  • Bolts Up To Factory Locations
  • No Core Charge
  • Better Than a Factory Replacement & Costs Less!
  • Unlimited Mileage 1 Year Manufacturer’s Warranty
  • Note: Cross Reference OEM Turbo Number Below


Replacement for OEM part # 85151095

Cross reference: 831124, 3784777, 21238245, 85141060, 2838447, 3784779, 21364706, 85141063, 2838448, 3791465, 21366000, 85141857, 2841956, 3791466, 21468131, 85151094, 2841961, 3791486, 21559604, 222880308, 3767704, 3791487, 21559607, 1700321618, 3767706, 4031154, 21559608, 1700323564, 3767710, 4031203, 22001084, 1700323565, 3767711, 4627060, 22001088, 170-032-1618, 3767715, 4628776, 22001089, 170-032-3564, 3773446, 5328831, 22215685, 170-032-3565, 3773449, 5328832, 22215686, 3791466H, 3775775, 5353343, 22880309, 3791466NX, 3775776 5353344, 85003963, 3791466RX, 3779285, 5355474, 85020014, 5355484RV, 3779286, 5355475, 85021417, 5355484RX, 3779287, 5355484, 85021418, 5355485RV, 3784770, 5355485, 85124588, 549974100H, 3784773, 5499739, 85128133, 549974100HX, 3784774, 5499741, 85136184, 5499741H, P22880308, 5499741HX, 85151095, 85151094, 85141064, 85141060, 85151094, 85020018, 85026018, 85020014, 85021417, 22215689, 22215685, 22880308, 85141058, 85151105



Combine your Stage 1 Turbo to Reach 625Hp SAFELY with our Custom Tuning and ECU Programmers!


2008 - 2013 Custom ECU Programming Service

2008-2013 MP8 Engines with with round in-dash diagnostic connector.

Bundle custom ecu / ecm tuning for your D13 with the new performance upgraded turbo for the ultimate in power, throttle response, fuel economy and drive-ability combination! You will be required to send the ECM to our facility for this service which gets completed the same day it arrives if you use standard UPS or FedEx next day air to send it in. With this package purchase you will receive UPS Next Day return service at no charge and can request power settings up to 625HP with 1 FREE tune adjustment if necessary! We recognize everyone pulls different terrain and weight so if you pull light and on flat ground you may be able to request additional power increase ONLY if you have EGT gauge to let us know your maximum recorded temperatures.

Please note *This service is for increasing POWER ONLY to complement the upgraded turbo, this DOES NOT EFFECT engine codes or regen equipment. ALL emission equipment will remain functional and serviceable as stock equipment*



2014 - 2019 Mack Mp8 Power Tuner Package

W/ the Stage 1 Turbo


Plug In Adjustable Power module
2014 - 2021 MP8 Engines with EMS3 Computer

(2013/2014 is a split year in ECM models, easiest way to determine if you need the 2008-2013.5 unit is to look at your diagnostic connector under your dash. If it is round then you need the 2008-2013.5 HDT-MackMP7/8 unit, if it is rectangular you will need the HDT-MackPM-14+ unit)

This unit plugs into the engine computer and controls injector timing and injected quantities helping the engine with throttle response and lowering the torque curve by spooling the turbocharger faster. 

Increase hill pulling speed and decrease downshifts and start saving money today!

True "plug and play" unit which uses factory ecu connectors and will take less than 30min to install.
4 adjustable power setting

+60HP, +80HP, +100Hp & +120HP!

Increased MPG, Throttle Response and Horsepower!

Please note *This product is for increasing POWER ONLY, this DOES NOT EFFECT engine codes or regen equipment.*


VolvoPM pic

Have an Older MACK VMAC 3 engine? We Have you covered!

Have a 2014 or newer MACK MP7 or MP8? Click below!