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Danny_305

15+ Year Contributor
152
0
Jul 5, 2004
Miami, Florida
i just did my entire cataback 2.25 testpipe no resonators and a muffler


when im in idle i see smoke is this normal cause i dont have a cat? :dsm:
 
A little bit of smoke isn't something to be worried about if you don't have a cat. Likely it's your valve stem seals. Does it do it at only at idle? If so, then that's your valve stem seals. When I was running with no cat, I had the same problem. Just go with a high flow cat.
 
Thunderskull said:
A little bit of smoke isn't something to be worried about if you don't have a cat. Likely it's your valve stem seals. Does it do it at only at idle? If so, then that's your valve stem seals. When I was running with no cat, I had the same problem. Just go with a high flow cat.

or he could be running rich
 
well its an ebay hi flow cat (basically test pipe) its white smoke


who makes real hi flwo cats?
 
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