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the M240i/M340i/M440i comes with a dry and lifeless air box housing a basic panel filter that is also accompanied by an intake resonator whose job it is to eliminate turbo/intake noises
Our one-piece Silicone Inlet pipe for the 1997 through 1998 Impreza WRX and STI has been improved for both fitment and strength
unlike most other aftermarket mounts on the market
GTS-T RWD 6CYL (Adjustable extra heavy duty)
Armytrix High Performance Downpipe Catted:Yes (200 CPSI Cat) the M240i/M340i/M440i comes with aEnhance your vehicle by adding the ARMYTRIX exhaust system to increase power, reduce weight, and improve sound. This precision made performance system delivers more power, especially in the low and mid rev range, the effect on the sound is significant, adding a deep resonant sporty sound, but at the same time neutralizes the annoying frequencies in the most critical rpm range.