$1,699.00 Mercedes GLC43 AMG 2018+ Stage 1 Performance ECU Tune Note: Stage 2 is available at extra cost and is a catless application. Want to add even more Horsepower? Upgrade to Stage 2 ECU Tune. (Catless Application) Adds an approx. 30-40 additional Horsepower! Check the box below: Upgrade to Stage 2 + $399.00 Product price $1,699.00 Additional options total: $0.00 Order total: $1,699.00 Mercedes GLC43 AMG 2018+ Stage 1 Performance ECU Tune quantity — OR — Add to cart Category: GLC43 Tags: benz, Dyno, ecu tune, glc43, mercedes, stage 1, stage 2, tune Description Description +60 Horsepower +70 Torque Performance ECU Tune for the Mercedes GLC43 AMG 2018+ Eliminate Top Speed Limiter Increased Throttle Response Optimized Fuel and Spark Optimized for 93 Octane Related products BMW 335i (2007-2011) Stage 1 Performance ECU Tune (N54) $599.00 Select Options BMW M3 E90/E92 (2008-2013) Stage 1 Performance ECU Tune (S65) $799.00 Select Options BMW 535i (2011-2016) Stage 1 Performance ECU Tune (N55) $999.00 Select Options BMW 535d (2009-2013) Stage 1 Performance ECU Tune (N57) $1,099.00 Select Options