ChiptuneMAP/McLaren/675LT/3.8 T - 675ch
McLaren

3.8 T - 675ch Tuning

McLaren 675LT — Detailed power and torque gains by stage.

Gains by stage(4)

Power

675 hp

Torque

700 Nm

essence
Power
675700ch
+25 ch
+4%
Torque
700750Nm
+50 Nm
+7%
OriginalTuned

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Everything about 3.8 T - 675ch tuning

Tuning the 3.8 T - 675ch found in the McLaren 675LT is one of the most popular performance upgrades. This engine offers excellent potential for power and torque gains.

On ChiptuneMAP, find verified gain data for each stage, compare tuner prices and find the ideal professional for your project.

Gains summary by stage

On the McLaren 675LT 3.8 T - 675ch, tuning delivers up to +95 hp and +130 Nm depending on the stage. Stock vs tuned figures:

StagePowerTorqueIndicative price
Stage 1675700 hp700750 Nm
Stage 2675770 hp700830 Nm
E85 Flexfuel675675 hp700700 Nm
E85+675700 hp700750 Nm

Frequently asked questions

What gains can I expect from tuning the 3.8 T - 675ch?
Tuning the 3.8 T - 675ch (McLaren 675LT) delivers significant power and torque gains depending on the chosen stage. Stage 1, with no hardware modifications, offers the best gain-to-reliability ratio.
Is tuning reliable on the 3.8 T - 675ch?
Yes, the 3.8 T - 675ch is known for its reliability when tuned, especially at Stage 1. It's essential to use a certified tuner with maps tailored to your engine.
How much does McLaren 675LT tuning cost?
Prices vary by stage and tuner. Check our directory to compare rates from professionals near you.
Should I get a tuning box or an ECU remap?
ECU remapping (modifying the engine control unit map) delivers better results and integration than a plug-in tuning box. It's customized for each engine.
How do I find a tuner for my McLaren 675LT?
Use the ChiptuneMAP directory to find a certified tuner near you. Compare reviews, prices and specialties.