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#15 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Drives: 2006 Z06 Join Date: Oct 2010
Location: Gilbert, AZ
Posts: 5,712
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Any of them can run 9s if that is your goal. Focus on drivetrain/launching/suspension. Making power with a F series, ECS kit, or about any of the turbo kits isn't an issue.
I wouldn't even mess with a built 6l80e. Do a 6l90 or just do a 4l80. 4l80, decent sized stall, and basic twin kit at ~700rwhp will run 9s all day on any decent tire.
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Nick
Corvette Z06 -1200ish rwhp |
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#16 | |
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I can't comment anything other than conjecture on whether one can support more HP than the other. Agree that the AGP kit is cheaper. I like that the AGP comes ceramic coated already. And that it has more turbo options than the Hellion. Mine will be a true test on the heat for Hellion. S TX and I'll be driving it hard come summer time. So we shall see how it holds up. As opposed to regurgitated misinformation. I've heard both good and bad on heat issues.
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Taco's 2014 SS
Mods: 417 Stroker | CAI | Bo's PTB | Kooks LTs | Flowmaster Outlaw Catback | Night Fury Cam | Powerbond UDP | Apex Catch Can |PRC Ported Heads |FAST 102 Intake |Suspension Crap| Built by J-Rod. |
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#17 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Drives: 2006 Z06 Join Date: Oct 2010
Location: Gilbert, AZ
Posts: 5,712
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Dual 2.5" pipes won't support 1400hp. Simply won't happen on the Camaro system. The mustang system or other systems that run dual 3s will.
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Nick
Corvette Z06 -1200ish rwhp |
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#18 | |
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#19 | |
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Drives: Twin Turbo SS Join Date: May 2010
Location: Albuquerque, New Mexico
Posts: 195
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Quote:
We have multiple customers who run their vehicles in 1 mile events with our top mount kit and have no issues. As stated above, our 2015 Mustang kit uses 2.5" downpipes and we have seen over 1400. |
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#20 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Drives: 2006 Z06 Join Date: Oct 2010
Location: Gilbert, AZ
Posts: 5,712
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ZL1s use a 6l90. You can buy one from a dealer, or find one out of a zl1.
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Nick
Corvette Z06 -1200ish rwhp |
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#21 |
![]() ![]() ![]() Drives: All things Turbocharged Join Date: Dec 2010
Location: AZ
Posts: 1,199
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LOL
Lot's of dyno correction factor jokes to be made here. In all seriousness, we have tested and dyno'd that 2.5" pipes with the wastegates routed in, kills spool up and HP over 3" pipes with dumped wastegates like ours. If 1400whp is possible doing that, it's has to be with 1800hp worth of turbo and the restriction is costing you 400hp. Turbos HATE exhaust restrictions post turbo, even a pair of baffled mufflers all the way at the back of a car can cost HUGE power. And the closer to the turbo that the restriction is, the bigger the effect. I'll build a set of 2.5" pipes on our next high HP car and dyno back to back to show everybody. It will be like 500+rpm more lag and 100+whp loss at the same boost. |
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#22 | |
![]() Drives: Pontiac G8 GT Join Date: Jan 2011
Location: Toledo
Posts: 115
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He had a F1r and only ran low 11's/high 10's??... something is wrong there... lol.... that is terrible for a F1r....
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Sleeper Pontiac G8 Gt; LSX 430 with Procharger F1x ; 25psi; 4L80E conversion; Hendrix 9" rear/driveshaf; Camaro brembos; (1209rwhp
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#23 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Drives: 2006 Z06 Join Date: Oct 2010
Location: Gilbert, AZ
Posts: 5,712
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Agreeed. Car wasn't in top shape. That was one where the fast intake was leaking like crazy. Either way, gained ~300+hp and TONS of torque and car is MUCH MUCH MUCH faster with the turbos than the blower.
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Nick
Corvette Z06 -1200ish rwhp |
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#24 |
![]() Drives: 2015 2SS Join Date: Sep 2015
Location: LA
Posts: 155
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I'm shocked that the hellion kit uses 2.5 inch downpipes. Sounds like a horrible idea and huge restriction?
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#25 |
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Served USN - Atomic Chimp
Drives: 2021 Camaro ZL1 1LE A10 (stock) Join Date: Jul 2012
Location: Fort Collins, CO
Posts: 1,709
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Betting space (clearance) was the issue.....
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>
> 2021 Camaro ZL1 1LE A10 > > Past Builds: 2013 Twin-Turbo LSX434 M6 - 1,359rwhp daily |
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#26 | |
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Drives: Twin Turbo SS Join Date: May 2010
Location: Albuquerque, New Mexico
Posts: 195
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Our Camaro kit has 2.5" downpipes but they are only 24" long. They can connect to the factory Cat pipe. The factory Cat pipe is barely 2 1/4" in diameter. A 3" downpipe would have an undesirable abrupt step down to the factory Cat pipe. By using a 2.5" pipe, we now have the ability to mate to the stock exhaust (which is desired by many of our customers who want to retain the factory cats in the stock location) or we can jump up to a 3 inch flow tube/off road pipe. We have made over 1400 hp with 2.5" downpipes at this short length and then connected to a full 3 inch exhaust. This design allows us to have one base kit and fit many applications and/or upgrades down the road. See below, an image of our downpipe to a stock Cat pipe, and a 3" pipe to the stock Cat pipe. You can see why we chose the 2.5" pipe to meet both needs. |
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#27 |
![]() Drives: 2015 SS Join Date: Mar 2015
Location: Shreveport
Posts: 71
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How many of your customers are using factory cats when doing an twin turbo kit? You already have to move the fuse box with your kit so I don't see why 3 inch downpipes wouldn't be standard. I know room isn't an issue.
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2015 L99: TSP Headers & Xpipe tuned by Rhino79
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#28 | ||
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Drives: Twin Turbo SS Join Date: May 2010
Location: Albuquerque, New Mexico
Posts: 195
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We know this is not a SS, but here is our 2015 Mustang Gt with short partial 2.5" downpipes going 8.90 in the 1/4. This is done with our twin 55mm turbo system. |
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