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Product List

A New Product->
Adjustable PCV Valve Stops Leaks
Air Conditioning Custom Kits->
Automotive and Marine Covers
Brakes->
Carburetor Modifications
Carburetors->
Chrome Accessories->
Chute Kits->
Clutches->
Cold Air Kits->
Custom Hoods->
Custom Parts Development->
Cylinder Head Porting->
Electric Cooling Fans->
Electronics and Delay Boxes->
Engine Blocks
Engine Parts->
Engine Swap Kits
Engines->
Exhaust Components->
Exterior Vehicle Components->
Fasteners->
Fire Equipment->
Floor Mats->
Fuel Injection Systems
Fuel System Components->
Gaskets->
Gauges->
Gear Venders Overdrive Units
Ignition Components->
Lift Kits->
Lowering Kits->
Nitrous Kits->
Race Car Bodies->
Race Wear and Accessories->
Radiators and Components->
Rear End->
Roll Cages and Accessories->
Seats and Custom Interiors->
Shocks->
Spark Plugs->
Striker Viper heads Return
SuperChargers->
Suspension Components->
Tech Help
Throttle Bodies->
Tires->
Traction Components->
Transmission Components->
Tuning and Controllers->
  |_ AEM Tuning
  |_ Bully Dog Diesel Performance
  |_ DiabloSport Tuning
  |_ Edge Performance Programmers
  |_ FAST EZ EFI 2.0 Tuning
  |_ FAST Flash Power Programmers
  |_ FAST XFI Tuning Systems
  |_ Greddy E-Manage
  |_ Greddy Profec Boost Controller
  |_ Holley Dominator EFI Tuning
  |_ Holley Range Gen 111 Hemi
  |_ Holley Sniper EFI Kit
  |_ Holley Terminator X
  |_ Hypertech Programmers
  |_ Jet Performance
  |_ ProEFI Standalone Tuning
  |_ Superchips Flashpaq Tuners
  |_ Unichip Tuning
Turbocharging->
Valvetrain Components->
Viper
Water Pumps->
Wheels->
Wideband Monitoring Systems->
Wiring harness and Accessories->

Customers

Robert M.

John, Thank you for all you have done, From your previous email responses, you seem to be old school, a man of his word. Thanks again John for...
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Brian R.

John!! Got my Viper back together, dyno tuned. Super happy with the results of your work!! Gained 112 RWHP and 107RWTQ!!!!! More at the crank. Sounds...
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David P.

David P.

Thanks for the brake lines !
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Michael D.

I just wish there were more guys like you around for us gen3 guys. Most just want a sale and don't care to actually help let alone give advice or...
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Steven

Southeast Performance and John Mercedes have been "OUTSTANDING" to do business with. I couldn't be happier.
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Ryan

bought numerous things and all transactions went very smooth. Responded to emails within a day or less. Ryan
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Troy K.

Troy K.

Thanks for all your great help with my Viper.
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Robert S.

Robert S.

Great parts and service! Robert
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Bill S.

Bill S.

Thanks John, 426 Hemi stroker 588 https://www.youtube.com/watch?v=1dJdt0ZFzjU
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Carl E.

Carl E.

Dodge SRT-10 Viper
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Shaine D.

Wow! Thank you for that quick and informative response. Must be why you are always recommended. Shaine
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Pete L.

Pete L.

Mopar RB 440 Aluminum block with a Procharger. Makes 1600 HP!!
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Mike M.

John's very honest, something that's hard to find these days. This means he'll tell you the truth and you may not want to hear it. LOL. The best...
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Billy W.

Billy W.

Dakota R/T 408
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Kris L.

John, Sitting in the car with a big smile on my face. Thanks for the quality brand products and the great price. Cheers Kris
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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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Jim W.

Jim W.

Thanks for the fast parts service and Great cylinder head porting! Jim
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Taylor M.

Taylor M.

Thanks a lot John !
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Clay B.

Clay B.

Thanks for everything !
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Robbie C.

Robbie C.

Great job all round !
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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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Mitch C.

Awesome work! Glad I went with you guys! Anyone I know of that wants to build I'll send your way! Thanks John! Your the man!! Mitch
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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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Tom R.

John--the 408 engine you built for me is outstanding. Feel free to give him my cell number and I'll happily give you a strong reference. Thank you...
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Michael W.

Michael W.

After getting all the compatible stuff shes a beast! Michael
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Bully Dog Diesel Performance Tuning

We carry the full line of Bully Dog diesel parts. From Bully Dog Triple Dog Downloaders, to Bully Dog Power Pup programmers, to their modules. We also carry their hard parts such as the Bully Dog RFI Rapid Flow Induction Systems and Rapid Flow Exhaust Systems.  Bully Dog intakes and exhausts act as a perfect compliment to their diesel performance tuning modules and programmers.  If you need more power, then the Bully Dog Propane and Nitrous injection kits will feed your need. And when you add that power, you may have to beef up your transmission with one of their Bully Dog Shift Enhancer Kits and Allison Transmissions. We carry only new stock and use our volume buying power to strive to give you the best value and service for Bully Dog diesel performance parts. We are factory authorized and all of our products are backed by the Bully Dog manufacture warranty.

Contact Southeast Performance for applications and pricing.




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