The AC Schnitzer high performance intercooler offers 80% more surface contact and over 62% more charge air volume due to its size and stepped construction. The intercooler also has excellent cooling properties. It can be purchased on its own or part of the AC Schintzer performance upgrades for the BMW 1, 3 and 4 series. This replaces the standard intercooler and easy to install, reusing the original air hoses. Optimum cooling of the charged air ensures a sustained and even power development.

The sports catalyst offered by AC Schnitzer for the BMW 1, 3 and 4 series has a diametre of 76mm and is made of stainless steel. It includes 2 lambda sensor connections and an integrated 200 cell motorsport main catalyst. The AC Schnitzer Y pipe reduces the thermal load on the turbocharger and exhaust manifold significantly which results in an increase in torque and reduction of back pressure.