Re: Looking for a quiet exhaust system |
Subject: Re: Looking for a quiet exhaust system by tobijohn on 2009/8/14 23:33:20 Quote:
It was my understanding that the stock LTx catback is not really a bottleneck for the stock engine. As for killing most of the noise, I've got a stock LT4 (295HP/310TQ on a Mustang dyno) and inside, it's quiet. In fact, the tires on it are louder than the exhaust... |