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Challenger SRT Hellcat
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Discussion Starter · #1 ·
Can someone tell me who makes a good stainless header 1 7/8 for my cat. Also will I need to have a tune, not looking to make more power but not looking to lose power. Just want to sound better.
 

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Challenger SRT Hellcat
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Can someone tell me who makes a good stainless header 1 7/8 for my cat. Also will I need to have a tune, not looking to make more power but not looking to lose power. Just want to sound better.
I have Kooks and your gonna lose 1.5 lbs of boost. A 3.1 upper will get you 2.0lbs back. It does shift/increase your power to the upper rpm range.

My car is being returned to stock as we speak do I can trade it in.. If your interested I can make you a deal on these slightly used Kooks.

Edit: 3.1 upper not 3.0 was needed
Auto part Engine Exhaust system Vehicle Automotive exhaust
 

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· Registered
Challenger SRT Hellcat
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339 Posts
Discussion Starter · #4 ·
I have Kooks and your gonna lose 1.5 lbs of boost. A 3.0 upper will get you 2.0lbs back. It does shift/increase your power to the upper rpm range.

My car is being returned to stock as we speak do I can trade it in.. If your interested I can make you a deal on these slightly used Kooks. View attachment 474877
How much, Do you also have the pulley? Did you have your car tuned, and how did it run?
 

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Challenger SRT Hellcat
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1,207 Posts
How much, Do you also have the pulley? Did you have your car tuned, and how did it run?
This 2015+ Dodge Charger & Challenger Hellcat 2" x 3" Headers and this 2011+ Dodge Charger/Challenger and Chrysler 300C SRT8/Hellcat 3" x OEM GREEN Catted Connection Pipes is what I have. You will need the mids to connect to OEM catback.

The headers are $1155 new and mids $1153 new. So I'm gonna list them in the for sale forum at $1400 shipped when I get the car and parts back next week.

Yes I also will have the Metco 3.1 pulley for sale (I misspoke when I said 3.0 earlier). And yes my car was tuned and they said tuning was necessary to maximize performance from the headers. My car has run great...flawless. I posted my dyno above (before and after headers). You can see the gains it made in the upper rpms.
 

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2016 Dodge Challenger SRT Hellcat, FBO, 91, 697WHP "Factory Freak"
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42 Posts
I have Kooks and your gonna lose 1.5 lbs of boost. A 3.1 upper will get you 2.0lbs back. It does shift/increase your power to the upper rpm range.

My car is being returned to stock as we speak do I can trade it in.. If your interested I can make you a deal on these slightly used Kooks.

Edit: 3.1 upper not 3.0 was needed
View attachment 474877
Hey, I am currently looking for headers for my 16 hellcat, right now I have Kooks and Corzas picked out, but just curious if you know any reasoning of why you would loose 1.5lbs of boost? I know this is a old post but was hoping you'd have some good data by now. I am doing side research rn on this but figured I would ask. Thanks

-TxRed
 

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Grand Cherokee Trackhawk
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133 Posts
This thread is a good read and sheds some light on the 1.5 psi loss in boost with the commonly available headers


I’d go with “Belanger Headers” TRY-Y tech
 

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2016 Dodge Challenger SRT Hellcat, FBO, 91, 697WHP "Factory Freak"
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This thread is a good read and sheds some light on the 1.5 psi loss in boost with the commonly available headers


I’d go with “Belanger Headers” TRY-Y tech
Looking at there website now! never heard of them before but I am willing to give it a try as long as its a quality product. Do you run them, if so got any videos?
 

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2020 Challenger HC A8
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159 Posts
Looking at there website now! never heard of them before but I am willing to give it a try as long as its a quality product. Do you run them, if so got any videos?
Never heard of them either, But the description sez,
  • Primary tubes constructed of aluminized tubing runs 50% cooler than stainless steel exhaust.
$2500 for Aluminized tubing?? Pass ....


./
 

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Grand Cherokee Trackhawk
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133 Posts
They've been in business for more than 60 yrs, I don’t have a HellCat if I did these headers are the the ones I’d put on, I have a TrackHawk and I’m waiting for Lou Belanger to get his butt in gear and start making them for us who own TrackHawk’s.
 
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