Replaces the factory exhaust from the downpipe back and includes a straight-through resonator, but does not include AWE 180 Technology®. Perfect for those who like it loud.
2X Entries Into Our F80 M3 Sweepstakes
Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug!
10X Entries Into Our F80 M3 Sweepstakes For use with custom plumbing and ECS universal mounting bracket kit
Brand:
ES#:
4369811
Mfg#:
003779ECS05-01
In Stock
ON SALE!
SAVE 46%
$233.99
This product was last offered at the strikethrough price on 05-02-2026
Proven to reduce the air inlet temperature by up to 100 degrees and increase octane by 25points for maximum HP and cooling! 3-liter reservoir, stainless steel braided line, 4AN fittings.
Increase HP/TQ and activate a full race exhaust with the flip of a switch, with our ECS Vacuum-Actuated Exhaust Cutout
10X Entries Into Our F80 M3 Sweepstakes
Requires additional button blanks, if equipped with card holder slot (see description for details).
Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.
