N20 Downpipe for F Series BMW 228i/ 320i/ 328i/ 428i/ 528i - ARM Motorsports

N20 Downpipe for F Series BMW 228i/ 320i/ 328i/ 428i/ 528i - ARM MotorsportsHIGHLIGHTS 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

While some other brand 3" charge pipes may work

Everyone knows spark plug changes are suggested every 20k miles or so for tuned vehicles

Installation is easy and completely removable with no splicing or cutting of factory wires making the JB4 an excellent choice for your S68 engine

JB4 app sold separately in the app store

• Aggressive Exhaust Look

Purchase Tuner with Downpipe

Improved Throttle Response: The enhanced airflow results in a more immediate throttle response

Perfect for those looking to maximize their vehicle's performance and sound

dust and other harmful particles like no other filter

The ARM Motorsports F3X N55 Hose Upgrade is designed to work seamlessly for the ARM F3X FMIC Kit paired with ARM N55 Charge Pipe and ARM N55 Turbo Outlet Pipe upgrades

1 Series: F20 (07/2010 — 02/2015)

This unique plug and play kit replaces your factory coolant to trans fluid heat exchanger with a high-capacity front-mounted air to trans fluid radiator