BMW S55 Single Exit Exhaust For BMW F80 M3, F82 M4, F83 M4 - ARM Motorsports Tip Style:Dual Tip Black A: These kits are for

A:  These kits are for boosted applications and you must have enough clearance to install the injector and fuel lines

hose clamps

User Guide

You'll finally get to hear what is going on under the hood

com🔧 Installation: Remove the left 10mm bolt and carefully pull up on the right side until the plastic stock unit comes out of the rubber grommet

BMW S55 Single Exit Exhaust For BMW F80 M3, F82 M4, F83 M4 - ARM Motorsports Tip Style:Dual Tip Black A: These kits are forThe ARM S55 Single Exit Exhaust is the perfect fit if you're looking for an aggressive sounding, lightweight, flame throwing exhaust setup for your F8X! Designed specifically for track use, this exhaust system produces an aggressive exhaust note that will turn heads on and off the track. The purpose of the ARM S55 Single Exit Exhaust can be summed up in one word, FUNCTION. The goal of the ARM S55 Track exhaust is to get the exhaust gasses to the rear