FTP Introduces ECU Tuning for your 2008+ C63 AMG W-204 6.3L V8!Stock Performance: 451 HP 443 TQTuned Performance: 540 HP 494 TQStock Speed Limiter: 155 MPHTuned Speed Limiter: 200 MPH+FTP C63 AMG ECU Tuning Software Package$1,059.99PriceQuantity*ADD TO CART