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Dynotech reflash.

tinkerjohnson

Well-known member
Premium Member
Dec 12, 2008
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Southern utah
Has anyone tried the reflash that dynotech has made on their ctec 800? Looks like it's a 10hp 91 Oct reflash. I'm thinking about giving it a try just wondered if anyone has done it and has some seat time on it. Brings the ctec up to 160 hp
 

jeepgerber

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Lifetime Membership
Mar 6, 2017
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As far as I know this flash is from Precision EFI and has not been released. They are saying December, so not sure anyone has any seat time at this point. I'm waiting for it as well, but only if they offer it as a stage 1 with options to add pipe with a hotter flash. Great value though $399 for 10HP gain- hard to beat!
 

tinkerjohnson

Well-known member
Premium Member
Dec 12, 2008
1,168
262
83
Southern utah
As far as I know this flash is from Precision EFI and has not been released. They are saying December, so not sure anyone has any seat time at this point. I'm waiting for it as well, but only if they offer it as a stage 1 with options to add pipe with a hotter flash. Great value though $399 for 10HP gain- hard to beat!

It's available now threw arctic adventures. I called tom ferry last week and he does it in house. And yes it's percision efi that made it, he is just a dealer for them. I sent mine off to be flashed.
 
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jeepgerber

New member
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Mar 6, 2017
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Appreciate that info. Wish Precision could have handed out that nugget when I asked them?
 
S

Silber

Well-known member
Nov 26, 2007
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93
Silber also offers the same tunes for $250.

A reflash cable and app can be purchased for $300 this eliminates removing and mailing in your ecu to flash, it gives you the ability to reflash the sled from your own computer.

We are offering tunes for the following models:

18-19 Arctic Cat 800 CTec
11-15 Pro Rmk 800
16-19 Polaris 800 Axys
19 Polaris 850
16-19 Skidoo 850 Gen4
 

JMCX

Well-known member
Lifetime Membership
Nov 26, 2007
438
147
43
Alberta
Silber also offers the same tunes for $250.

A reflash cable and app can be purchased for $300 this eliminates removing and mailing in your ecu to flash, it gives you the ability to reflash the sled from your own computer.

We are offering tunes for the following models:

18-19 Arctic Cat 800 CTec
11-15 Pro Rmk 800
16-19 Polaris 800 Axys
19 Polaris 850
16-19 Skidoo 850 Gen4

This is great but l have a few questions. Are you working with Precision or are these Silber tunes? If l need to go back to stock for a trip to the dealer what will it cost me? And then to put the tune l already paid for back post dealer trip?
 

tinkerjohnson

Well-known member
Premium Member
Dec 12, 2008
1,168
262
83
Southern utah
Silber also offers the same tunes for $250.

A reflash cable and app can be purchased for $300 this eliminates removing and mailing in your ecu to flash, it gives you the ability to reflash the sled from your own computer.

We are offering tunes for the following models:

18-19 Arctic Cat 800 CTec
11-15 Pro Rmk 800
16-19 Polaris 800 Axys
19 Polaris 850
16-19 Skidoo 850 Gen4

Wish I would have Seen this before I sent mine out. Is it percision efi s tune? Or is it one you guys made
 

tinkerjohnson

Well-known member
Premium Member
Dec 12, 2008
1,168
262
83
Southern utah
Reflash

I finally got my ecu back from being flashed a second time. Long story but it didn't get flashed the first time around or it didn't download. But now that it's flashed it's noticeable change in power, very responsive low and mid power you can really feel the 15 hp increase in that area, it pulls hard. it's pulling 68g stock weights no problem now At 11000 ft. and down at 8,000 ft you can really feel it riding up the trail it's a handful to hold onto on the hardpack trail the power really hits hard at 6000 rpm and up to 8050. Really good mod for the money. It's pretty cheap hp.
 
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S

Shred4Ever

Well-known member
Nov 2, 2013
129
57
28
I finally got my ecu back from being flashed a second time. Long story but it didn't get flashed the first time around or it didn't download. But now that it's flashed it's noticeable change in power, very responsive low and mid power you can really feel the 15 hp increase in that area, it pulls hard. it's pulling 68g stock weights no problem now At 11000 ft. and down at 8,000 ft you can really feel it riding up the trail it's a handful to hold onto on the hardpack trail the power really hits hard at 6000 rpm and up to 8050. Really good mod for the money. It's pretty cheap hp.

So this is a PEFI Flash?
 
U

Uncle Bob

Well-known member
Feb 15, 2011
332
131
43
Who will be the first to offer a pipe/y pipe/can/head/reed along with the re flashed ecu package, should be good for about 170-175 ish.
 

skidooboy

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Nov 26, 2007
1,660
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83
central lower michigan
was told by kevin at precision today, that this flash is not to be used with anything but, the stock muffler at this time. citing a back pressure need, to make power. waiting for mine to come back from racin station, sent it out yesterday. Ski
 
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