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This Exhaust System replaces those to remove the resonator and will be marginally louder
A fail-safe feature opens the valves in the event of an electrical or vacuum failure to prevent heat-related engine damage
optimized for track-use or when maximum volume is desired
Installation / Break-In Guide
Tuning may be Required for CEL Elimination
Mercedes AMG CLA45 (117) - Valved Exhaust w Mid-Pipes (CES3) MERCEDES AMG > SL-Class > SL550/500 (R231) This Exhaust System replaces thoseThe iconic CAPRISTO Valved Exhaust System offers the best of both worlds through its capability to produce an aggressive exhaust note under acceleration, and a more subdued sound for city driving. This feature is possible using vacuum actuated valve flaps that open and close depending on driving conditions and input from the driver. At lower engine speeds and during cruise operation the valves are closed and produce a deeper exhaust note. At wide open
