A4 (B7) Sports Series Dual Side Mount Intercooler (SMIC) Upgrade Kit throttle you would have to purchase

you would have to purchase a new factory diverter valve charge pipe just to get this part

Available for the 2020-24 BMW M135i B48 Engine

Better throttle response and decreased turbo lag

5"/4" piping

Exhaust gas for the turbocharger would hit this "step" and a lot of turbulence would form at this point and cause backpressure

A4 (B7) Sports Series Dual Side Mount Intercooler (SMIC) Upgrade Kit throttle you would have to purchaseThere are some enthusiasts out there that don't like the flash or the attention that a front mounted intercooler (FMIC) brings. For those of you out there that fall into this category, we're proud to introduce our new Sport Dual Side Mount Intercoolers (SMIC). Since our Dual SMIC intercooler upgrade replaces just the factory dual intercoolers, installation is quick and easy. Another added benefit, they're more ECONOMICAL (affordable) than our FMIC