Pay in 4 interest-free payments of $124.38 Learn more
Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
power gains
Made out of Titanium
300 RPM Crank Performance Numbers are calculated with a 17% Drivetrain loss on 4MATIC vehicles
Up to 523HP and 560LB-FT
RENNtech ECU Upgrade CLK 430 W208 | 285 HP / 307 LB-FT | MY1999-2002 porsche-cayenne--9pa----1-gen--3-2-l-naturally-aspirated-v6-esr6990693 power gainsRENNtech ECU Upgrade for 208 CLK 430, up to 285HP, 307LB FT. Gains: +10HP & 12LB FT RENNtech has been at the forefront of ECU tuning since electronic engine management started to show up in vehicles during the mid 1980's! Our experience, countless hours of in house research, development and exhaustive testing ensure that our proprietary ECU upgrade offers incredible performance gains and rock solid daily driver reliability. RENNtech tuning software
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