any comments on Edelbrock's cat-back
I have the Edelbrock RPM catback on my 350 TPI GTA and I LOVE it! I had a Flowmaster catback on it before, but with the 3.73 gears the car would have so much interior noise that it would give me headaches on any trip over 30 mins.
The Edelbrock is rumbly at idle, but loud when you giv'er hell. I noticed absolutely zero power change from the two catbacks. I also like the look of dual tucked in tailpipes (like stock) versus the Flowmaster's one side exit.
The Flomaster is tinny, metallic sounding where as the Edelbrock is rumbly, powerful, smooth but loud.
The Edelbrock is rumbly at idle, but loud when you giv'er hell. I noticed absolutely zero power change from the two catbacks. I also like the look of dual tucked in tailpipes (like stock) versus the Flowmaster's one side exit.
The Flomaster is tinny, metallic sounding where as the Edelbrock is rumbly, powerful, smooth but loud.
Junior Member
Joined: Apr 2000
Posts: 79
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From: Madison, Wi, USA
Car: 87 trans am, 93 full size blazer
Engine: 5.0, 5.7
Transmission: A4
I have it for my 305, but I imagine it sounds the same on a 350. In my opinion, it sounds great. It's not too loud at idle, but when you stomp on it, it growls pretty well. I didnt really care for the loudness of a flowmaster(from what I heard, its ALWAYS loud as hell), but the edelbrock is tastefull. You cant hear it from 3 miles away, like some camaros/firebirds around here, but it gives more of an intimidating feel when its quiet, then growls when you step on it. Just my opinion tho!
Supreme Member
Joined: Mar 2001
Posts: 1,818
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From: Dixon, IL
Car: RS
Engine: 305
Transmission: 4L60
Axle/Gears: 3.42
i love mine, not too loud, although after I cut the cat off it got a lot louder, I plan on adding headers and a 3 inch cat, so it will still be loud. I have 2.73 so I don't "windup" as much as the other guys
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