'07 g35 exhaust questions
#16
They can write the map to do almost literally anything, you're going to foul spark plugs, O2 sensors, carbon buildup on valves, etc if you do that however. These engines pop a little just due to the design of the continuously variable cam timing, have them tune it normally and you'll likely be happy with the results.
#17
Join Date: May 2017
Location: Washington State
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Coupe 6MT Premium RAS
#18
#19
bringing back this thread for more questions lol.
so since i have ART pipes, i wanna go slowly on my exhaust for the shockwave. im looking to get the Motordyne XYZ pipes soon.
theres the straight pipe, hfc, and resonated.
whats the difference and which is better? i dont mind my exhaust getting louder(im already muffler deleted) but i just dont want rasp and if the xyz will free flow my exhaust more id be happy. i want more popping in my exhaust help me and thank you for such noob questions.
so since i have ART pipes, i wanna go slowly on my exhaust for the shockwave. im looking to get the Motordyne XYZ pipes soon.
theres the straight pipe, hfc, and resonated.
whats the difference and which is better? i dont mind my exhaust getting louder(im already muffler deleted) but i just dont want rasp and if the xyz will free flow my exhaust more id be happy. i want more popping in my exhaust help me and thank you for such noob questions.
#20
Join Date: May 2017
Location: Washington State
Posts: 14,790
Received 2,456 Likes
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Coupe 6MT Premium RAS
#21
#22
sorry to bump this thread AGAIN lol.
so now the setup is art pipes, magnaflow xpipe in place of resonators and a muffler delete.
im looking to get a axle back to put in place of the muffler delete, which one should i get? something not too crazy in price. would an axle back also make the noise level lower?
and one more question, would the axle back help produce more "popping noises" when i let off throttle?
so now the setup is art pipes, magnaflow xpipe in place of resonators and a muffler delete.
im looking to get a axle back to put in place of the muffler delete, which one should i get? something not too crazy in price. would an axle back also make the noise level lower?
and one more question, would the axle back help produce more "popping noises" when i let off throttle?
#24
No, ART pipes is a "beautiful" loud. Slightly different magnaflow muffler but this will give you an idea.
https://www.youtube.com/watch?v=4MYfAdk2qFk
https://www.youtube.com/watch?v=4MYfAdk2qFk
I have been looking at this one:
Price is lower than most and sound is quite good for only catback and nothing else.
#25
Exhaust question
I have seen plenty in the forums of people saying that you don’t need a tune for HFCs, though it is recommended. My question is regarding intakes and hfcs, do you need to have an intake if you’re running hfcs? I’m going to buy a set of hfcs soon and wanted to know if an intake is required or highly recommended. I read a lot about how the intakes for our cars are best left stock, does hfc change this notion? Please let me know ASAP! Thank you
#26
I have seen plenty in the forums of people saying that you don’t need a tune for HFCs, though it is recommended. My question is regarding intakes and hfcs, do you need to have an intake if you’re running hfcs? I’m going to buy a set of hfcs soon and wanted to know if an intake is required or highly recommended. I read a lot about how the intakes for our cars are best left stock, does hfc change this notion? Please let me know ASAP! Thank you
I would think downpipe, headers or cat back exhaust would match better a much better match although still not absolutely necessary, however if you don't already have an aftermarket intake it can't hurt unless you go with a short ram open filter style which may actually rob you of power in some situations.
I have never read any credible source that says to leave the intake system totally stock, I decided to go the K&N drop in route with mine. I probably didn't gain much, but you do pickup a few hp, plus you never have to replace then, and there's a cool almost blow off valve sound when shifting in 1st/2nd at certain rpm.
#27
I was thinking that the less restrictive air flow may have an impact on the car (performance or potentially being hard on the engine) without an intake. I’ve read in the forums for mods that a lot of people say the 2nd gen sedans are better left untouched as far as intakes are concerned. Not sure if a set of test pipes would be much different but I just wanted to clarify that to be sure. Thank you for your response
#28
I was thinking that the less restrictive air flow may have an impact on the car (performance or potentially being hard on the engine) without an intake. I’ve read in the forums for mods that a lot of people say the 2nd gen sedans are better left untouched as far as intakes are concerned. Not sure if a set of test pipes would be much different but I just wanted to clarify that to be sure. Thank you for your response