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which is around 3 degrees
01mm tolerance with Japanese laser technology
9lb 034Motorsport Rotor vs
carbon buildup on intake valves
True upgrade
ECS Tuning Center X-Pipe Kit - C7 S6/S7/RS7 4.0T 20152019 which is around 3 degreesChange the tone of your Audi S6 S7 4. 0T exhaust with an easy to install upgrade from ECS Tuning! The ECS Tuning Centre X Pipe installs in place of the resonator located in the middle of the factory exhaust system to increase exhaust note and allow for better flow of exhaust gases. The engineers at ECS Tuning have designed a direct fit dual exhaust pipe featuring an X cross section in the centre to balance exhaust pulses and increase expulsion of
