ls1 exhaust
#1
ls1 exhaust
Ok so I have my 2000 ss m6 and I'm wanting to know if I straight pipe my cats or go lt with catless y how many o2 sims do I need until I can afford my tune with other parts added in?? I only have to sim the rear correct the pre cat o2 just needs to stay in place??
#5
Re: ls1 exhaust
Probably on ebay. Casper Electronics used to sell them, but the EPA got after them, fined them $70,000 and forced them to stop production. Technically, they are illegal, because they defeat required emissions systems.
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carguyshu
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01-22-2017 11:19 AM