

APR
APR ECU Upgrade - 4.0L GT3 RS (991.2)
Unlock hidden horsepower and torque with our performance tuning software for your vehicle's Engine Control Unit (ECU).
Part # ECU-40L-9912-GT3RS
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7
Emissions
This part is legal under the provisions of EPA’s Tampering Policy dated November 23rd, 2020.
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*Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.
Some parts are not legal for use in California or other states with similar regulations.