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this intake system delivers increased airflow
and M340i (xDrive and diesel variations as well)
The flex pipe section is engineered to minimize stress and unwanted vibrations
(Aftermarket charge pipe may be required)
Includes 1/2-in electrical bulkhead for wiring internal pump and 1/2-in NPT plug if an external pump is used instead
MAD BMW S58 3.5" Fat Boy Downpipes M2 M3 M4 G87 G80 G82 G83 Good Go M3 Bumper this intake system delivers increasedThe MAD 3. 5" S58 Fat boy is the largest BMW S58 catless downpipe on the market! Upgrade from the stock S58 downpipes to the MAD 3. 5" Fat Boy S58 catless downpipes for maximum airflow, power, and sound! Upgrade to the MAD BMW 3. 5" Fat Boy S58 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
