ECS Tuning Center X-Pipe - SQ5 B9 BOXSTER kit comes with:

kit comes with:

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STREET PRO REAR DIFFUSER FOR BMW M4 F82

0T Sportback Audi B9 S4/RS4 Quattro 3

ECS Tuning Center X-Pipe - SQ5 B9 BOXSTER kit comes with:Change the tone of your Audi B9 SQ5 3. 0T exhaust with an easy to install upgrade from ECS Tuning! The ECS Tuning Center 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 center to balance exhaust pulses and increase expulsion of