BMW F80 M3 & F82/F83 M4 & F87 M2 S55 MAD Downpipes W/Flex Section bmw f80 m3 Turbosmart:

Turbosmart:

please allow 2 weeks for order to ship

Intake air temp 1 "AIR 1" (temperature of the air at the MAF sensor)

it is capable of complete DME remapping while retaining all OEM safety mechanisms

Equipped with an advanced valve mechanism

BMW F80 M3 & F82/F83 M4 & F87 M2 S55 MAD Downpipes W/Flex Section bmw f80 m3 Turbosmart:Upgrade from the stock S55 downpipes to the MAD S55 catless downpipes for maximum airflow, power, and sound! Upgrade to the MAD BMW S55 downpipes to eliminate the backpressure caused by your stock catalytic converters. By upgrading to our downpipes, your turbos can now spool faster and achieve maximum power. As a bonus, your car will sound a lot nicer as well. Expect up to a 30HP increase on a tuned BMW S55 with stock turbos, even more on cars with