N20 Downpipe for F Series BMW 228i/ 320i/ 328i/ 428i/ 528i - ARM Motorsports 2013 Paddles Require Soldering)

Paddles Require Soldering)

The front can fit any thickness spacer

Catted Version Available

if not the best all around hardware upgrades for the G8X platform

8mm double wall construction for durability that lasts

N20 Downpipe for F Series BMW 228i/ 320i/ 328i/ 428i/ 528i - ARM Motorsports 2013 Paddles Require Soldering)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 upgrading to a stage 2 tune due to