The all-new 2019 Silverado 1500 finally introduces one of the most requested features from a Chevrolet pickup truck – dual exhaust. GM Authority recently took a closer look at the 2019 Silverado exhaust on pre-production units at the Detroit and Chicago auto shows – and here’s what we learned about the setup.
As it turns out, the 2019 Silverado exhaust isn’t a “true” dual exhaust. Instead, the system features one muffler ahead of the rear axle. From there, two individual pipes split out from the muffler just above the rear axle. It’s these pipes that lead to the two outlets below the rear bumper on the back of the truck. As such, dual exhaust in the case of the 2019 Silverado appears to be more for aesthetic purposes, rather than for serving a function such as improving power by reducing back pressure of the engine’s breathing qualities.

Undercarriage of 2019 Chevrolet Silverado 1500 LT Trailboss Crew Cab – Exterior – 2018 Detroit Auto Show
It’s currently unclear whether all 2019 Silverado models will have dual exhaust outlets shown on the trucks, or if the feature will be limited to certain models, trim levels or equipment packages. We expect to find out complete details about the new Silverado, including the 2019 Silverado exhaust, after GMC announces its all-new 2019 Sierra on March 1. Until then, stay tuned to GM Authority for around-the-clock Silverado news coverage.
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Comments
Today’s truck exhaust are pretty good.
The single pipes back and large mufflers are pretty efficent ad the flow very well.
The fuel outlet if anything can become a problem in some cases.
Like the WS6 option exhaust on the last gen Trans Am. The single outlet option was 7-10 more Than the duel outlet. But the duel outlet is more popular for looks and sound.
I would say GZm minimized the exhaust flow disruption here so there should be little penalty.
The duel pipes are just so difficult to put the full length since they moved the fuel tank in the frame. Often it is not only hard to fit but also kills flow with more bends.
You lose flow with the Y pipe. Plus having the Y pipe makes pulling the transmission or oil pan so much harder. With trait back duels the exhaust never has to be messed with.
They could do full duels all the way back if GM made the fuel tank longer but Skinner. Leaving more room between the fuel tank and the center of the truck.
Then install heat shields along the fuel tank and wrapped around the exhaust pipe.
Don’t tell me it can’t be done cuz it can.
Sure you can smart guy lol!
Plastic gas tanks, heat and crash test make it all so simple.. not.
Then in then in the end little to nothing is gained.
Even 99% of the after market system are singles.
If you like hanging out with the 99% knock yourself out. I am not interested in being like the rest.
Did you not read when I wrote about adding heat shields?
Maybe larger displacement/output versions will have a more functional dual system?
We are seeing more of a horsepower race for trucks these days.
On the Chevrolet website, there is a photo of what appears to be a Custom Trail Boss with one tailpipe leaving in the usual place behind the right rear wheel. There’s also a photo of an LT lacking the exhaust cutouts in the rear bumper. So no, not all models will have the dual tailpipes.
http://www.chevrolet.com/upcoming-vehicles/all-new-2019-silverado
Yeah, but I don’t think that’s an actual thing on that model… that one seems to be a Custom Trailboss, and that one does have dual exhaust tips – as per this pic:
http://gmauthority.com/blog/wp-content/gallery/2019-chevrolet-silverado-1500/2019-chevrolet-silverado-1500-exterior-custom-trailboss-002.jpg
It may be an option on the Custom Trail boss. If you look at the high res photo of the LT, you can see it behind the back wheel:
http://media.chevrolet.com/dld/content/dam/Media/images/US/Vehicles/Chevrolet/Trucks/Silverado/2019/Product/2019-Chevrolet-Silverado-007.jpg
They all will not have duel outlets.
Well at least it’s not like Volkswagen here…. I’m looking at you atlas
It would take quite a bit of pita engineering just to squeeze a few out on the top end. Really for the application it’s not needed. I like what they did
This is pretty typical. The Ram does a similar thing – except theirs is a single-in, dual-out muffler, rather than a Y-pipe.
I just wish the Silverado’s “tips” weren’t fascia/bumper mounted. They’re not “fake”, per se, but the chrome is plastic, that appears (I could be wrong here) to mount to the bumper, with a stainless insert inside of that, which the tailpipes dump into.
There has to be y pipe just aft of the engine to dump down to a single pipe back to the muffler.
So now because people want to look cool we have another added expense that can easily get damaged, limits replacement options and is a liability in certain situations, great thanks box checkers. As if adding the features of the German luxury car you guys came from wasn’t enough to be added to the truck and driving up expenses, you want it to look both inside and out like the car you came from. Leave the trucks for truck people please… Because of you all we have $30k base model work trucks, 4wd is a $4k option and trucks are becoming too nice to actually use and insanely expensive to purchase.
Having luxury content on a truck is a bit over the top but having dual exhaust outlets is a normal addition to a truck
Why does it look like the under side of the bed is a woven fabric type of material?
Carbon Fiber Bed…….Not!
It may just be heat shields. Mine has similar in different color