N20 Downpipe - F30 320/328i N54 or open the valves for
Description
or open the valves for maximum sound
This kit is capable of providing supplemental fueling to all BMW's equipped with B58 Gen 1 engine (see fitment guide for full details)
make the exhaust burbles more audible (even on OEM programming)
The ARM N55 Catted Downpipe offers the same benefits as the catless option with added benefit of reduced exhaust odor
OE Replacement for F8x center bumper grille
N20 Downpipe - F30 320/328i N54 or open the valves forHIGHLIGHTS 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
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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