TRNW-2: 6L hp tuning

[jbockus at hiwaay.net]

We don't have it here in Alabama, heck we don't even have safety 
inspections.

On 2025-11-03 7:42 am, Chris and Cathy Kershaw via trnw2 wrote:
> Do you guys that tune tcc or dod ever have emissions testing issues?
> Our county doesn’t have emissions testing but next county over does,
> I’ve always wondered if they would fail it somehow.
> 
> On Mon, Nov 3, 2025 at 8:25 AM Brett Karulak via trnw2
> <trnw2 at trnw.net> wrote:
> 
>> Thank you everyone for the responses.  I always inform my customers
>> the advantage to disable dod and most of mine already have a
>> disabler plugged into the dlc.  Im near San Antonio Texas and it
>> seems most of these country customers already know about the engine
>> failures.  Most of these people commute to SA so most put 30 to 60
>> miles one way to work.  They hit terrible traffic once they get
>> close to the city, its mostly small hills and long stretches of some
>> what flat roads. The reason i started tuning is because i had one
>> truck that had cheap mounts in it from AZ or Orielys and after
>> overhaul in dod you could feel that crap in the truck real bad,
>> those mounts suck, i always install oe mounts but since they just
>> had another shop put the aftermarkets in i fixed it turning off dod.
>> Then i had a florida billet shudder out of the box, so i tuned it
>> out.  then another florida came back with a shudder, tuned that one
>> out too.  I haven't bought another florida since but installed at
>> least 10 total but back to only pnh billets, still never had a
>> comeback of pnh, all units get either reamed tcc reg, or zip kit and
>> sometimes if bore is still good transgo valve.  I have had success
>> keeping dod at 20 rpms slip instead of 40, didn;t feel much.  I
>> typically don't mess with pressure.  When i zero tcc slip in V8
>> mode, it will slip enough and bring it close to zero where i don't
>> feel anything abnormal and no complaints.  It will not hold zero
>> slip like when you block the valve in a 4l60e. I do agree though,
>> small changes are a big difference. This message was sent from the
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