RENNtech Porsche 997 GT3 RS 3.8L ECU Upgrade (462 HP / 332 LB-FT) audi-s3--8p---2006-2012--2-0l-tfsi-esr5566206 CL (C216) 500 Blue Efficiency

CL (C216) 500 Blue Efficiency 4-matic [2 Filters Required] (HP: 435 | Year: 10 > )

RENNtech Carbon Fiber Front Strut Bar for the 204 - C Class - GLK Class

Tune is compatible with GLC 63 AMG and GLC 63 S AMG

giving a deep and sporty sound with no unwanted overtones or drone

Gains: +120 HP & +135 LB-FT

RENNtech Porsche 997 GT3 RS 3.8L ECU Upgrade (462 HP / 332 LB-FT) audi-s3--8p---2006-2012--2-0l-tfsi-esr5566206 CL (C216) 500 Blue EfficiencyRENNtech Porsche 997 GT3 RS 3. 8L ECU Upgrade. Up to 462HP and 332LB FT. Gains: +12HP & +15LB FT Our proprietary Porsche ECU upgrade offers rock solid performance from RENNtech, the foremost tuning authority on Bosch and Siemens engine control units. These same units are utilized in Mercedes Benz vehicles, which RENNtech has been tuning since electronic engine management started to show up in vehicles during the mid 1980's, though our proprietary