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The Audi RS3 8V Sportback V
installs in under one hour
Exceeding that horsepower or pressure limit may require a larger front-mount intercooler
It is an advanced and lasting material
- they constitute a visual improvement
Airtec - 3.5" Secondary Cat Bypass BMW M3/M4 G8X wide-body-kit The Audi RS3 8V SportbackStand out with this incredible Airtec 3. 5" Secondary Cat Bypass for all BMW M3 M4 G8X. (Years: 2019 Present) By replacing the restrictive secondary catalytic converters located in the mid pipe section directly after the downpipes, back pressure is reduced, which effectively improves the engines breathing by allowing it to expel gases more quickly. This in return means faster throttle response, increased power output and a more aggressive exhaust
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