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Any and all other brands of catalytic converters simply and quickly degrade
and cam phasing parameters are all optimized to extract maximum driveability
TQ (ft/lbs): +54
no welding required
The CCK easily bolts in place using existing hardware and is reversible at any time
Mercedes-Benz M278 4.7L Bi-Turbo XperTune Performance Software V8 Vantage Any and all other brandsPerformance ECU software upgrade improves horsepower, torque, and driving characteristics of the M278 4. 7L V8 BiTurbo Engine by reprogramming various sensor inputs, air fuel ratios, and boost pressure. FEATURES: Fits all Mercedes Benz 550 M278 4. 7L V8 BiTurbo Vehicles: E Class S Class CL Class CLS Class SL Class M Class GLE Class GL Class GLS Class Stock Varies by Model Tuned +100 HP +110 ft lbs of torque Fabspeed Motorsport saves your stock factory
