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#1
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Advanced Member ![]() ![]() Group: Advanced Members Posts: 934 Joined: 7-March 06 Member No.: 1,113 ![]() |
I have a strange topic question for you guys to attack.
I am in the process of returning my 96Z28 "race car" to the street. With this in mind, the car has solid bushings and rod ends everywhere including lowered panhard and racing Bilsteins. It has 425hp to the wheels with headers and for lack of a long description, a 3" exhaust all the way back through a single Flowmaster muffler with a single rear exit. 315 rears, 275 fronts. Rear seats are removed, but carpet remains. Six point roll bar and subframe connectors; it is stiff. I just raised the front back up about 3/4 inch to keep from hitting every single pebble in the road. Stock dash and controls. A/C still works. The car is ridiculously loud in every way you can imagine. So here is the question. I don't want to spend any significant amount of money on the car, but I want to quiet it as best I can. I'd like to be able to hear the stereo at something below 100db. If you had a budget of $500, Where would you start? Some ideas I have: New muffler Replace lower control arms-back to non rod end units. Stock style shocks. Dynamat |
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#2
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Veteran Member ![]() ![]() ![]() ![]() ![]() Group: Advanced Members Posts: 3,323 Joined: 30-March 06 From: Detroit Suburbs Member No.: 1,144 ![]() |
I'd say muffler too, replace it with a Magnaflow if you can get one in the proper dimensions.
Can you hear the rod ends? |
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#3
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Advanced Member ![]() ![]() Group: Advanced Members Posts: 934 Joined: 7-March 06 Member No.: 1,113 ![]() |
I'd say muffler too, replace it with a Magnaflow if you can get one in the proper dimensions. Can you hear the rod ends? I'll answer in a roundabout way. I hear a lot of rattles and shakes, mainly on leaving a stoplight. I am slowly tracking these down. I found one of them today, the bushing on the top mount of the right hand rear shock is completely missing....got chewed up somehow. The rod ends themselves seem fairly tight based on my unscientific inspection and moving them by hand. I also found (remembered) that I have adjustable rear spring jacks, and without the rubber spring top bushings they meet the body metal to metal. that can't help. I spent this past weekend killing exhaust rattles. The system was hitting the car in a couple places and transmitting exhaust noise into the cabin. Found another one today...the Carbotech brake pads on the C5 fronts squeak like crazy. Planning a pad change there. Maybe hubs, I have a buch of them so I'l just use the best set. I was thinking muffler too. Is the group in agreement on Magnaflow? |
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