Is it worth it to put high flow cats on my SXT?
If anyone has done this, how did you like it? Did it help the engine breath better? Did it sound any better? Any power gains?
Most importantly, will it void warranty?
In this video, a vehicle is dyno-tested with, and without, Flowmaster catalytic converters.
Flowmaster's ceramic substrate catalytic converters are intended for severe duty/high temperature applications and are engineered to meet or exceed both OEM and USEPA standards for performance and...