California guys, or whoever knows CALI laws...
#1
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Location: Bay Area, CA
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California guys, or whoever knows CALI laws...
I want to get some headers but I want the car to be legal and with cats, which headers do you suggest? not looking for anything crazy, I just want to open her up a lil bit. thanx guys
#7
You change the exhaust system, you are toast.
The best thing you can do is make friends with some guys who do smog stuff and send em a bottle or 6 pack when it gets close to smog time.
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#9
TECH Senior Member
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On the 99 the double walled pipe on the passenger side between the cat and the manifold that's your biggest/worst restriction on the stock exhaust. Replace that with some single wall SS tubing, and a better merger on the Y-pipe would help some to. I'd replace the ls1 intake with a SLP LS6 w/egr , port and/or mill the stock heads or if you can afford it get some AFR 205's or 210's, I also get a small cam with at least -4* valve overlap. A good example is a 224/224 114lsa.
Last edited by 99Bluz28; 11-23-2011 at 01:18 PM.
#11