RES X JDMuscle Valvetronic Catback Exhaust - Subaru WRX/STi 2015-2021 CR106-78 they are extremely bright

they are extremely bright

the SP1355 put down an impressive 13 additional horsepower and 16 pound-feet of tire-scorching torque

combines a spacious and comfortable interior

which allow connection directly to the factory outlet and throttle pipes of your GTI or Golf R

RES X JDMuscle Valvetronic Catback Exhaust - Subaru WRX/STi 2015-2021 CR106-78 they are extremely brightMake to order w approximately 3 weeks turn around time. New reduced pricing*** This is the perfect solution if you are looking for something quiet on street and roars on track. RES has made it possible to 2015+ WRX STI owners. As tested on our 2016 Subaru WRX STI with Cobb catted downpipe. The highest volume when valve is closed is 93db and when the valve open the peak came out to be around 119db. No drone was detected during any RPM range with valve