BMW M3 M4 Full Titanium Exhaust System F80 F82 F83 Spoiler • 4-piece carbon diffuser blade

• 4-piece carbon diffuser blade set included

If you are on the 2008-2014 older style sliver emblems

Increases octane rating of fuel by up to 2 numbers (dependent on original fuel quality)

Resistance to engine bay heat cycles

BMW M3 M4 Full Titanium Exhaust System F80 F82 F83 Spoiler • 4-piece carbon diffuser blade4SRC Design Full Titanium Exhaust for BMW M3 4 F80 F82 F83 model, twin 3" pipes 4 exits out, blue burnt tips, more flow more power. We also can supply custom remap to get more power out of your bimmer. Please feel free to contact us for more info. Please note, you can also chose the carbon exhaust tips from the optional.