RENNtech ECU Upgrade CL 600 (C216- 625 HP / 745 LB-FT) porsche-cayenne--9ya---2018-present--cayenne-gts--my2020---esr5567788 Long Tube Headers

Long Tube Headers

The R1 performance package is the perfect entry level performance upgrade for the Mercedes-Benz 190 - AMG GT-S

Further tuning opportunities exist with our stainless steel high-flow down pipes

CLASS E (W 210) 290 TD (HP: 129 | Year: 96 > 00)

R2 Performance Package for 209 - CLK 63 AMG

RENNtech ECU Upgrade CL 600 (C216- 625 HP / 745 LB-FT) porsche-cayenne--9ya---2018-present--cayenne-gts--my2020---esr5567788 Long Tube HeadersRENNtech ECU Upgrade for 216 CL 600. Up to 625 HP and 745 LB FT. Gains: +115 HP & +133 LB 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