RENNtech ECU Upgrade for SLK 350 | R171 | 290 HP / 278 LB-FT | MY2005-2011 mercedes-benz-slc-class--172---2016-present--slc-43-amg-esr5326223 RENNtech Fixed Wing MOdule for

RENNtech Fixed Wing MOdule for X290 - AMG GT 4-Door Coupe factory deployable spoiler

45 mph *If not otherwise noted

RENNtech HHT ECU Upgrade for 164 - ML 550

5 Series (E60) 523 i (HP: 190 | Year: 07 > 10)

Style: Multi-Spoke Finish: Brushed Size: 21"x10

RENNtech ECU Upgrade for SLK 350 | R171 | 290 HP / 278 LB-FT | MY2005-2011 mercedes-benz-slc-class--172---2016-present--slc-43-amg-esr5326223 RENNtech Fixed Wing MOdule forRENNtech ECU Upgrade for R171 SLK 350. Up to 290HP and 278LB FT. Gains: +22HP & 20LB 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