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Customer Questions and Answers: Question:  I want to know when I buy the kit to delete my lmm durmax.  Do I have to get the egr block plate also so I don’t have problems after the delete?  I’m looking to get full delete egr cat dpf plus 70 hp with exhaust. Answer:  You may simply disconnect the electrical connector on the EGR.  You may also install an EGR delete kit if you would like.  The tuner disables EGR and DPF. Question:  I recently purchased the dpf-r +70 tuner for my 2010 power stroke.  I want to know if I’m able...

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Customer Questions and Answers: Question:  My tuner is coming up with code 0A000139. I have egr delete and dpf delete. Tried running truck for 15 seconds and then reinstalling the delete. But the code keeps popping up. Any help would be appreciated. Answer:  This code is saying “Download to truck failed.”   Make sure the battery voltage is up and stable.  Make sure there are no other devices connected to the truck and everything is powered off.  If the problem continues call Gear Box Z. Phone: 877-217-1911  Question:  I have a 2008 Ford F-350 I am using the standard gearbox z...

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Customer Questions and Answers Question:  Hello i have the gbz-fed40 and when i installed the tune with 70hp my truck has no significant power. Im at 40psi and it doesnt get going. Also i had it when i was coming back from town (no trailer) engine was acting funny. Boost went to 40psi and truck was slowing down then it down shifted  and kept getting slower at 40 boost. Had to install other tune to get me home. So i just left the economy tune when i hauled trailers since it was better then the 70hp. I was thinking the...

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Customer Questions and Answers Question:  I recently purchased a GBZ-FD40 Delete Control Module from your store. I just have questions before I start installing. Question:What must be done first before installing the FD4O Delete Control Module?  Answer: Batteries fully charged.  Disconnect any other devices.  Turn everything off.   I purchased these following 3-items: 1)            GBZ FD40- DPFR Delete Kit 2)            EGR DELETE KIT (with Intake Elbow, no electronic, 1-Block off plate & 2-plugs) 3)            FLO-PRO STRAIGHT PIPE Question: Of the 3-items above, what should I install first? Answer: It does not matter what order, you must do all three. Question:   ...

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 Question: Hello, I am looking to get rid of the DPF in my 2008 Ford F350 with the 6.4L. I was looking for pipe that had bungs in it, but it seems you guys don't have them with the bungs? Answer: Bungs are not neccesary.  Insulate and connect temperature sensors, then fasten them to the wire harness.  Question:  Also, what tuner do you recommend for what I am trying to do? I would like to get rid of the DPF, I do not need more HP as its just a farm truck that I use for towing and hauling. Sometimes...

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