WTB:non-resonated test pipes
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From: So.Cal 626 BP
Originally Posted by Nastyboy
I'll have my Helix testpipes for sale next week if you're interested. I'll be posting pix once they are off the car.
Yes, they are non resonated. They are still ON the car until next week when I take them off.
This what they looked like brand new.

The only difference now is that they began to turn yellowish-blue due to the high temp of the exhaust gases
This what they looked like brand new.

The only difference now is that they began to turn yellowish-blue due to the high temp of the exhaust gases
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