Fabspeed BMW Z4 M40i Sport Cat Downpipe (2019+) Tunes & Software Fits all Porsche Boxster &

Fits all Porsche Boxster & Cayman vehicles (1997+) equipped with a Fabspeed Motorsport Maxflo Performance Exhaust System

our Macan and Porsche GT4 tuning upgrades automatically synchronize with your vehicle specifications to achieve phenomenal gains without sacrificing reliability or safety

Increases sound and throttle response

Remove lower turbo heat shields

What to Expect from Your GT4 RS Tune

Fabspeed BMW Z4 M40i Sport Cat Downpipe (2019+) Tunes & Software Fits all Porsche Boxster &The 2020 Z4 is BMW's latest incarnation of the Z4, keeping its reputation alive and well as a powerful and fun roadster. The Z4 M40i dramatically benefits, in terms of sports car sound and power, from a Fabspeed Motorsport Sport Cat Downpipe. You'll appreciate the more aggressive exhaust note and significant horsepower increase. These downpipes feature German made HJS 200 cell EURO 6 EC certified compliant trimetallic catalytic converters. We use 4