McLaren M838T - Stage 3 Power Package

McLaren M838T - Stage 3 Power Package

Regular price $12,190.00
Regular price $12,590.00 Sale price $12,190.00
Sale Sold out
Car Model

M-Engineering McLaren Stage 3 Power Package includes all of the parts needed to transform your Stage 2 3.8L McLaren to a monster on the street and strip that is tame enough to daily drive comfortably.  This setup has proven to make in excess of 850WHP with 60-130MPH times in the low 4 second range on 104 octane. 

This kit includes:

  • M-Tuner from M-Engineering w/ M838T Motorsport Tuning Package
    • OBD Flashing
    • Map Switching
    • Read/Clear Faults
    • Dyno Mode
    • Datalogging
    • Custom Boost Control
    • Boost By Gear
    • Rolling Anti-Lag
    • Engine Safeties
    • Injector Characterization
  • Pure Turbos PT900 Turbos
  • M-Engineering Injector Harness by Race Spec
  • Injector Dynamics 1050X Injectors (Set of 8)  

Please note this kit does not include downpipes which are highly recommended.  Custom Tuning is also recommended for these packages to unleash their full potential.


Disclaimer: You accept responsibility and risks of any tunes and added features by M-Engineering. If you are not the end user of the car, you will be solely responsible for notifying the purchaser and/or customer they also accept the responsibility and risks of these and M-Engineering is not liable. M-Engineering is also not liable for voided warranties due to installation of our products. 

Return Policy: All sales are final and non-refundable. M-Engineering provides specific software calibrations for individual vehicle use and is not liable for misuse or vehicle behavior due to installation error or mechanical issues. M-Engineering will work one-on-one with individuals to assist with remote diagnosis to vehicles to our best ability and advise next-action steps as needed. End-users are responsible for vehicle maintenance, integrity of aftermarket parts installation, and having their vehicles up-to-date with their manufacturer's latest updates and TSB's.