Plus shipping, applicable import duty and installation.
Our proprietary ECU upgrade for the Mercedes M278 engine offers huge gains in performance across the entire RPM range without sacrificing around town comfort or daily driver reliability.
Our ECU tune offers huge performance gains; increasing performance from 362 HP and 406 lb/ft torque, to an astonishing 501 HP and 576 lb/ft at the crank! This allows the M278 engine to run the quarter mile in an impressive time and dramatically improves 0-60 mph times.
GL 450 (X166- M278 Biturbo Engine) Stock Performance:
Our online store allows you to choose the best performance parts for your car. Instead of having the items delivered to your home, we can deliver direct to your local service center. You can browse products on this website. Please feel free to place an order and one of our representatives will contact you to arrange delivery and installation if requested of your new performance parts.