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Any mods on 2016 silverado/sierra?


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Posted

Got my 2016 silverado high country 2wd about 2 weeks ago and dealership told me ppl have complained about aftermarket exhaust. Has anyone heard anything?

Posted

Some people complain about the drone from some exhaust systems. Borla is popular system. If I went with a exhaust system it is what I would go with.

Posted

Lady at the parts place at the dealership mentioned some valve in the exhaust system thats new in the 16s and was not there before. Never heard of it til she mentioned it and it made me back out from installing one.

Posted

The valve was on my 2015 it's not new

If you're going to get an exhaust system get a tuner to turn off AFM

Borla system is like 800-900

My Dynomax was 374, it's stainless and I bought the Diablo intune I2 for 350.

More mods and still less money spent FTW

Posted

So a tune is mandatory? And the exhaust system youre talking about is a full exhaust system from heads to tip? Or just cats to tips?

Posted

Lady at the parts place at the dealership mentioned some valve in the exhaust system thats new in the 16s and was not there before. Never heard of it til she mentioned it and it made me back out from installing one.

 

The 14's and 15's all have the valve and it's to prevent drone when it drops into V4 mode. The GM Borla exhaust comes with a valve to eliminate the drone and is the only one that comes that way. You do NOT need a tune if you have the valve and your AFM is on. If you use another exhaust just have the muffler shop cut it off the and install it in the new exhaust. The GM Borla is a Cat back system and you can do it yourself.

Posted

So a tune is mandatory? And the exhaust system youre talking about is a full exhaust system from heads to tip? Or just cats to tips?

Cool to see another 2016 high country owner from Texas. I usually install cat back systems on my trucks but I'm gonna skip it on this truck. No tune is necessary for an exhaust install. Unless you wanna void your warranty don't install a tune.

Posted

The 14's and 15's all have the valve and it's to prevent drone when it drops into V4 mode. The GM Borla exhaust comes with a valve to eliminate the drone and is the only one that comes that way. You do NOT need a tune if you have the valve and your AFM is on. If you use another exhaust just have the muffler shop cut it off the and install it in the new exhaust. The GM Borla is a Cat back system and you can do it yourself.

 

Well see ive heard good thingsa bout the carven exhaust and i wanted to give that one a try but i guess ill have to try the borla. What is AFM?

Posted

Cool to see another 2016 high country owner from Texas. I usually install cat back systems on my trucks but I'm gonna skip it on this truck. No tune is necessary for an exhaust install. Unless you wanna void your warranty don't install a tune.

Yea pretty cool since i havent seen any around. Yea the warranty stuff is something im scared of since its my first new truck. And ive never had a cat back only regular flowmaster.

Posted

Well see ive heard good thingsa bout the carven exhaust and i wanted to give that one a try but i guess ill have to try the borla. What is AFM?

 

AFM = Advanced Fuel Management and this is what changed your engine from V8 to V4 mode. If it did not go into V4 mode there would be no need for the valve in the exhaust. The guys that have tuned their trucks don't need it because they turn the AFM off so it's always in V8 mode.

Posted

AFM = Advanced Fuel Management and this is what changed your engine from V8 to V4 mode. If it did not go into V4 mode there would be no need for the valve in the exhaust. The guys that have tuned their trucks don't need it because they turn the AFM off so it's always in V8 mode.

Ah ok got ya.

Posted

This was my EXT which i had just before this truck. Loved the sound on this one which was a 40 series flowmaster. Edit: Nevermind didnt let me upload the vid.

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