Ignitions and Electrical Computers, Chips, Modules and Programmers

M Engineering

Porsche 991.1 GT3 / GT3 RS Custom Feature Package

$4,750.00

SKU: M0DE ME-CAL-Porsche-991.1-CFP

In Stock
In Stock
Ships by Aug 2
Free Shipping over $100
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: ME-CAL-Porsche-991.1-CFP

This bundled package includes the following for your 991.1 GT3 / GT3RS Porsche 991.1 GT3 / GT3RS ECU Tuning Porsche 991.1 GT3 / GT3RS PDK Tuning Custom Features (Live Map Switching and Left Foot Braking) ECU Tuning We have b ase ECU Calibrations supporting the following vehicles, click on the link for the Calibration Notes: 991.1 GT3 991.1 GT3 RS Maps are available in Stage 1 and Stage 2 configurations in 91, 93, 100, and E85 fuels. PDK Calibration Notes for the 991 PDK Transmission Adjustable F

MIA's Description

The M Engineering ME-CAL-Porsche-991.1-CFP is an ECU Tuner designed for Porsche 911 (991.1 generation) GT3 and GT3 RS models from 2013-2017. It improves throttle response, removes top speed limiters, adjusts air/fuel ratios, and modifies ignition timing for the 3.8L and 4.0L flat-six engine while retaining all factory ECU engine safety strategies.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandM Engineering
Part NumberM0DE ME-CAL-Porsche-991.1-CFP

Videos

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy