Audi B9 S4 & S5 3.0T 3" Midpipe - ARM Motorsports model x BMW X3 M40i (G01) –

BMW X3 M40i (G01) – 2018+

Listen to the difference from both inside and outside the cab by clicking the play button

more aggressive sound from your engine thanks to the large air filter and intake tube

Brands using a Y-fitting to join the factory pump (after the factory filter) and an additional pump without including an inline fuel filter are cutting corners

This keying design ensures an OEM-like fit

Audi B9 S4 & S5 3.0T 3" Midpipe - ARM Motorsports model x BMW X3 M40i (G01) –The ARM B9 Midpipes utilize an industry leading 3" design throughout 93% of the midpipe section, compared to the standard 2. 3" (60mm) size used by most other aftermarket options. The ARM B9 3. 0T 3" Midpipes will unlock a more exciting and aggressive exhaust note on your 3. 0T powered B9, with a fully reversible bolt on solution, no cutting or modification required! By removing the OEM front resonators which mute your Audi's 3. 0T engine, the ARM B9