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Customers

Ken L.

John, Thanks for all your help. I wish I had known about you before I ordered the rest of my stuff! Thanks, Ken
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Dan F.

Dan F.

John, The truck is not done but i drive it daily and it runs good now. Eventually id like to do the rear brakes! Thanks
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Phil S.

Phil S.

Great job creating this Dakota R/T Ground Affects Kit. Phil
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Daryl S.

Your 408 runs like a dream. I think we are well over the 400hp side, a new 300hp mustang could not overcome, it is a beast. I am very happy with the...
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Jason B.

Thanks John.. you have been awesome to work with and I am REALLY looking forward to driving my SRT-10 again :) Jason
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Matt G.

I just want to say thanks for all that you have done for me, because over the weekend I was the fastest R/T out there with no power-adders and still...
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Josh F.

I've bought parts and dealt with vendors in my job every day for the last 15 years. I have never dealt with a vendor as helpful and punctual as you...
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Robert S.

Robert S.

426 Hemi Cuda
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Kyle M.

Kyle M.

John, I am very pleased with the brake conversion. The kit was very easy to install and I didn't have any problems and look very good as...
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Alan P.

First off, I just have to say that I have never came across a more stand-up guy that takes his time to connect with his customers and have the...
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Felix C.

How awesome is this! This superb service is exactly on point w/what everyone have raved about. Thank you, Felix
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Kayden G.

Kayden G.

Well your service is amazing. Never had better from any company I've ordered from! Kayden
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Brian C.

Brian C.

I have never had any problems with John on any transaction. One of the few vendors I have never had a single problem with. Including paying overnight...
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Bob F.

Bob F.

Plymouth 426 Hemi
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Steve B.

Steve B.

Thanks for the help with my 426 stroker.
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Craig W.

Craig W.

Thanks John, So far 8 races and 8 top Five!!
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Scot C.

Scot C.

Thanks for everything John. We will be doing business again. At Nationals 6.38 on a 6.54 dial in.
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Derek B.

Derek B.

Great Personalized service. Derek
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Toby W.

John, Thanks again so much. You're truly awesome.
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Barbara H.

John, Thanks again for making Colton's dream come true! The truck is in the body shop, the cowl hood arrived and the new 408 engine you built is...
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James G.

James G.

5.80 in 1/4 mile @ 244 mph & 3.76 @ 197 in the 1/8 mile
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Buyer

Super guy to deal with! GREAT SERVICE!! GREAT PRICE!!
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Dan B.

Dan B.

Dakota R/T 408, Thanks for everything! Dan https://www.youtube.com/watch?v=wZekmXKYXA4
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Bruce P.

Bruce P.

John, you have been so prompt and helpful. Take care my friend and thanks again. I'll be back. Bruce
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Bruce P.

Bruce P.

You’ve got a big fan in me. Oh yeah, the car is awesome. Runs like a raped ape. So thanks a lot !
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Vortech 6.1L Dodge/ Chrysler Hemi Street Legal Kits

2005-2009 Chrysler/Dodge 6.1L (SRT8) Hemi Systems

PowerTorque
Stock425 HP420 lb/ft
Vortech560 HP*510 lb/ft*

For 6.1L (SRT8) vehicles. Chrysler 300C, Dodge Magnum, Charger and Challenger. Increases HP from 425 to 560*, torque from 420 to 510* at 7.5-8.5 PSI. All systems include V-3 (self-lubricated) supercharger.

Quality Features

  • New Vortech V-3 Si-Trim gear driven centrifugal supercharger features an internal lubrication reservoir that does not require a connection between the engine oil pan and the compressor gear case... no oil line.
  • The V-3 includes remote fluid drain hose (attached to supercharger) that allows for simple fluid changes without removing the supercharger from the vehicle
  • Technologically advanced, high-efficiency impeller and housing design developed in our SAE J1723 compliant supercharger test cell.
  • Fuel management upgrade includes high-flow fuel injectors, 2 bar Map sensor, fuel pump voltage booster assembly and DiabloSport™ Predator hand-held programmer which controls ignition timing and fuel enrichment
  • Integrated dual-pass air/water charge cooler configuration features a closed loop water cooling system with a stand-alone pump, tank and front mounted heat exchanger
  • High-flow bypass valve provides for surge-free compressor operation
  • Inlet and discharge duct connections utilize heat resistant silicon sleeves and premium quality stainless steel clamps
  • Billet aluminum mounting bracketry for "factory installed" appearance and rigidity
  • Complete bolt-on system including all necessary belts, pulleys and reusable high-flow air filter

* Supercharged horsepower and torque data shown is a calculated estimate based on percentage increases from actual rear wheel hp/tq measurements. Higher boost and power levels are available for modified engines.

Complete systems are not approved for 2005 model year vehicles at this time.

Smog Certification In Process

These systems have not yet been approved by the California Air Resources Board. 50-State emissions certification is planned. Currently these systems are legal in California only for racing vehicles which may never be used upon a highway (off-road use only).

Please conact Southeast Performance for details and pricing. We are factory direct and all warranties apply.




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