Best 2015 wrx downpipe
This clutch is only $250 more than the single disc clutch offerings, will handle all the torque you can throw at it and drives better than single disc or 6 puck clutches. There isn't really any reason to get a lower rated single disk clutch.Comp AOS or Radium Catch Cans (one of these should be considered a requirement w/ a larger turbo)Ĭlutch Masters 725 Series Twin Disc Clutch Kit w/ Aluminum Flywheel IAG Street Air Oil Separator (AOS) or Radium Catch Cans (for stock turbo cars) Cobb J-Pipe (cat needs to be between the front and rear 02 sensor for the pre/post cat comparo logic to work correctly) Better boost control = smoother boost = smoother powerband.Boost oscillations cause torque/hp oscillations and can make the car jerky. The GS EBCS provides better boost control than the OEM unit.GrimmSpeed Electronic Boost Control Solenoid (EBCS)
BEST 2015 WRX DOWNPIPE INSTALL
The Deatschwerks dw300c install kit is required to utilize the AEM fuel pump.
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I prefer to use the DW pump because it's a complete kit with all pieces from the same manufacturer.
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Delicious Tuning or IBR Flex Fuel Kit ($650) The below setup will make 300 whp on pump gas, 360 whp on e60 and is capable of 400 whp Send It mapping too. This list is in the order of the magnitude of benefits from installing the part.