ok i have 04 g35 x , i have couple stuff done to the car , K&N cold air intake , down pipes , x pipe , no muffler (straight pipe header and back ) , Motor dyne 5/16 in Copper ISO Thermal Plenum Spacer , and i just order upper air Manifold, but i want to reprogram my computer or flash it with all the stuff i had done to the car , but i have really bad luck i know that cop tuner are the best in the market , but they stop making it to our cars that it really sucks , so i hope any one found something good as COBB tuner or her try something out please help me right the way ....

 

Please tell me you have sound clips of your car!

 

When you say cop tuner do you mean "Cobb"?

 

Yes my bad cobb tuner my bad , i will have sound clips by tomorrow and i will post it on here

 

You have down pipes?

 

I bet its test pipes

 

yes i have down pipes just got installed

 

huh, i thought those were only used on FI.

 

Cobb is good for Subaru due to the fi. This is what you really want. Much better than Cobb for the G35. http://uprev.com/

 

What kind of X pipe do you have?