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Jackpot 4" Dyno tuned mufflers


Jackpot 4" Dyno Tuned Slash Down               

Jackpot 4" Dyno Tuned Mufflers for 1999-2012 Touring models

Retail price $399.00  
 Introductory Price $359.95       

Jackpot 4" Mufflers
             
  • Large 4" muffler for great appearance

  • Jackpot script logo and Shamrock is precision stamped into each muffler body

  • Same great sound and performance as our original Jackpot Dyno Tuned mufflers

  • Available in Slash Down or Slash Up

  • Lifetime warranty on muffler internal components

  • Absolute top quality

For our Power Package which includes the Jackpot mufflers, Stage 1 air cleaner and Dynojet Power Vision or PC-V with our custom maps please contact us for immediate pricing at 877-729-4754


Jackpot Dyno Tuned 4" Slash Up


Jackpot Dyno tuned 4" mufflers feature our legendary Fuel Moto dyno tuned baffle system. We have spent countless hours testing different baffle designs, configurations and dyno tuning to offer the best performing slip on mufflers available. These mufflers were designed specifically to be used with the stock Harley headpipes, as well as a stage 1 air cleaner and Dynojet Power Commander (or appropriate EFI tuner). Jackpot mufflers offer the ultimate combination of performance and sound. The sound quality of these mufflers is truly second to none. Jackpot Dyno tuned mufflers provide a deep, rich tone that provides a true V-Twin note. They emit a very reasonable sound level in the idle and cruise range areas, and a nice powerful rumble in the upper RPM's.

During the development, customer feedback was crucial as well years of riding, tuning, and selling exhaust systems to real riders who were looking for mufflers that were "not too loud, & not too quiet". We developed a muffler that after a long day of riding you will still say "these mufflers sound awesome" They truly offer a big pipe sound at a lower volume.

A 2/1/2 head pipe works very well for performance on the 88", 96", 103", 107" and 110" bikes. The factory headpipe design is based primarily on 2 into 1 design with a crossover for the left muffler. Our extensive testing has shown obvious shortcomings of the aftermarket true dual systems and we have found excellent gains thru baffle design when used with both the factory pipe as well as with aftermarket options such as our popular Jackpot head pipe. We developed an asymmetrical baffle system that allows us to use the right muffler for the primary muffler and we make use of the crossover and left muffler to produce maximum low end torque and HP. We extensively tested muffler, baffle design, exhaust packing combinations and our final baffle design is the result of 100+ hours of dyno testing and development. Utilizing our unique system these mufflers are the best performing mufflers available, and we back this up with a 100% satisfaction performance guarantee. Jackpot mufflers are manufactured 100% in the USA. Jackpot 4" Dyno tuned mufflers are available in Slash Up or Slash Down.


   

We also offer these products as a Power Package which includes the Jackpot exhaust, Stage 1 air cleaner, and Dynojet Power Commander EFI tuning module which is custom programmed for each specific application for tested, proven performance. Contact us for more details at 877-729-4754



Video / Sound clips

 

 
Jackpot Dyno tuned mufflers street start

 

 
Jackpot Dyno Tuned mufflers Agressive start

 

 
Jackpot Dyno Tuned mufflers 45MPH drive by

 


 Jackpot Dyno Tuned mufflers at idle and low revs


Dyno Information

2009-2011 Twin Cam 96" Dyno information 

Below is a dyno chart from a completely stock 2009 Touring model vs. the Jackpot mufflers, Fuel Moto Stage 1 air cleaner and Dynojet Power Commander PC V. How about an increase of over 14 HP and 14 ft lb Tq! That is performance you can feel. 

 

 

 

 

 


2010-2011 Electra Glide Ultra Limited/ 103" PowerPak Dyno information 

Below is a dyno chart from a completely stock 2010-2011 Electra Glide Ultra Limited 103" vs. the Jackpot mufflers, Fuel Moto Stage 1 air cleaner and Dynojet Power Commander PC V. 

 

 

 

 


2010-2011 CVO Screamin Eagle Street Glide:
Here is a dyno chart that compares the stock 2010 CVO Street Glide 110" to the addition of the Jackpot 2/1/2 headpipe, Jackpot Dyno tuned mufflers, and Dynojet PC-V

 

 

 

 

 


2007-2008 Twin Cam 96" Dyno information

The following dyno chart is from 2007 Harley Road King with
Jackpot Fuel Moto dyno tuned mufflers, Stage 1 air cleaner and Power Commander III USB.


 


 

 
 


2008 Twin Cam 110" Screamin Eagle Dyno information

The following dyno chart is from 2008 Harley Screamin Eagle Touring model with
Jackpot Dyno tuned mufflers, Big Sucker Stage 1 air cleaner and Power Commander III USB. 
 This is a before and after comparison with this setup vs. the stock components.


 



 


 


99-06 Twin Cam 88" Dyno information

The following dyno chart is from 2004 Harley Touring model with the
Jackpot Fuel Moto Dyno Tuned mufflers, SE Stage 1 air cleaner and Power Commander III USB.  


 

 

 

 

 

 


Contact us:  877-729-4754
outside USA/local 920-423-3309
email:
jamie@fuelmotousa.com



 
   


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