N20 Downpipe - F30 320i/328i30 Day Money Back Guarantee IN STOCK HIGHLIGHTS Gain up to 17whp 25wtq Faster Turbo Spool Improved Exhaust Note Upgrade to Stage 2+ Tuning SS304 Stainless Steel PROFILE The ARM Motorsports N20 Downpipe is the best hardware upgrade to get the most power from your 320i or 328i. The N20 has a stock downpipe with a catalyst that drastically restricts exhaust flow. This limits not only the amount of power N20 can make on the stock tune, but also prevents

The second section is the throttle body component which upgrades the piping from the intercooler to the throttle body

Limited quantities available

The purpose of the ARM S55 Single Exit Exhaust can be summed up in one word

The foundation of the ARM S55 FBO Kit is our S55 Downpipes

which then reduces to a 2

Take your MK7 Golf R to the next level of tuning with the all-new ARM MK7 Golf R Catted Downpipe

0L BMW F32 435i N55 3

This ensures the ARM system is secure and does not bounce or jostle during aggressive driving

After installing the ARM F-Series FMIC there was a massive improvement in cooling performance that resulted in only a 2 degrees Fahrenheit increase in IAT

0L BMW F36 435i Gran Coupe N55 3

Volkswagen Passat FWD 1

The ARM S55 Intake is constructed of 6 layer reinforced silicone tubing