This product is for Racing Competition only and is not legal for use in highway or street vehicles or other non-racing competition off-road vehicles.
Purchasing this product requires you to sign our Vehicle Compliance Waiver here.
TurboXS Downpipe Mazdaspeed 3 07+
TurboXS releases the Mazdaspeed3 downpipe (MS3-DP). This downpipe is the pure key to turning your MS3 into a real beast.
Our stock MS3 made 274 ft-lbs and 244.1 whp. on our in house Dynapack Dyno. Adding our MS3-DP and the MS3-RP, we saw an average peak torque gain of 50 ft-lbs and a peak wheel horsepower gain of 40 whp. Without a doubt, reducing the restrictions after the turbocharger is the best way to achieve huge torque and massive horsepower gains.
The downpipes bellmouth is made from investment cast stainless steel and was engineered with clearance notches to ease installation. The bellmouth was used to give your wastegate the proper flow characteristics to avoid a boost creep and promote high exhaust gas velocity. 3 inch diameter mandrel bent stainless steel is used throughout to Downpipe to compliment the bellmouth housing and a cast stainless steel flange completes the downpipe.
The MS3-DP was desNotes:
- This product is intended for RACE USE ONLYigned to mate to our Race race pipe (MS3-RP). To reduce the risk of throwing a Check Engine Light (CEL) due to removing the factory catalytic converter, we have extended the bung for the rear oxygen sensor.
TurboXS is one of the originators in Subaru WRX STI performance. Based out of Maryland, TurboXS has created some of the most recognized Blow Off Valves, Exhausts, Front Mount Intercoolers, and even their piggyback ECU system. Having expanded into other vehicles including the Mitsubishi EVO, Nissan 350Z, and Mazdaspeed, TurboXS is constantly doing R&D to offer the most affordable and performance oriented products available for your tuner car.