Quote:
Originally Posted by BoostFrenzy
You could, but it's never worth it. Any catback exhaust is legal as long as it is under a certain DB. And if you read the CARB rules, on a turbocharged vehicle replacement of the pipes is legal too. Just not adjustable BOV's (of ANY make), fuel/timing controllers, anything pre catalytic converters, and stuff like alcohol injection.
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but water injection is 100% legal
they dont have to know that its not all water your injecting!