MBRP Cat Back Exhaust 3in Dual Split Rear Exit w/ 3.5in Tips T304 (Race Version) Subaru WRX / STI 2015-2021 Vehicle Model_Legend ECU timing is reduced to

ECU timing is reduced to protect the engine

Part #: PSR-216SMOTSWL270-PK

Replacement Sensor ONLY

6mm diameter

Upgrade with confidence and maintain the performance you expect from your Subaru

MBRP Cat Back Exhaust 3in Dual Split Rear Exit w/ 3.5in Tips T304 (Race Version) Subaru WRX / STI 2015-2021 Vehicle Model_Legend ECU timing is reduced toPart #: S4802304 Pro Series is the best performance exhaust system that money can buy. It is a series designed and built for the serious enthusiast who will settle for nothing less. Constructed from T304 stainless steel it delivers you optimal durability that keeps on looking its best. Easy to clean and maintain this is the product of choice for owners of lifted vehicles, show trucks or who operate in severe environments. Built to PerformMBRP's