Milltek Sport Large-Bore Downpipe Audi TT, TTS 2.0TFSI Quattro 2015-2018 2017-2019-audi-rs3-esr4896227 there is an exhaust valve

there is an exhaust valve – with housings made in Akrapovič’s own foundry – designed to optimize the sound

you'll hear a strong intake sound from the turbo and notice an increase in power and torque

Kit comes with:

black stainless steel or plain stainless steel

So only after an engine software tune the do88 BigPack will give a performance increase over the OEM intercooler

Milltek Sport Large-Bore Downpipe Audi TT, TTS 2.0TFSI Quattro 2015-2018 2017-2019-audi-rs3-esr4896227 there is an exhaust valveMilltek Sport Large Bore Downpipes are perfect for improving both performance and sound. These downpipes are manufactured with a larger diameter than standard OEM parts, meaning there's significantly more room for more gas to exit and pass through the engine, significantly reducing fuel consumption. Used with a Catalyst Bypass Pipe, you can expect significant power gains without any gas flow restriction caused by a catalytic converter. Or, you can