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Oo I didn?t mean the catback exhausts has anything to do with it. I was just saying what it has. The acceleration from factory is garbage

I have a 2016 f150 5.0 that has cat back straight pipes. It takes off like garbage and acceleration is terrible. Does anyone have a tune I can go off of to try to help fix this problem?

Also has a phaser locker on the cam

2015 GMC Sierra
5.3l
L83tr-2 cam from Texas speed
32% fuel lobe
Vvt phaser locker
Everything else factory

This is my first time ever even looking at a gen 5 and I?m concerned I bit off more...

2015 GMC Sierra
5.3l
L83tr-2 cam from Texas speed
32% fuel lobe
Everything else factory

This is my first time ever even looking at a gen 5 and I’m concerned I bit off more than I can chew. Any...

2015 silverado with tsp stage 2 cam with phaser locker. I have included my tune file. Truck seems to idle well and is good in first gear, but any gear above first the truck has no acceleration and...

It did it when I first did the tune then it stopped. It won’t even do it on wet pavement

2008 Silverado powerbrake won?t go above 3000.. has a btr stage 3 cam.. 3200 fti stall.. 4.11 gears.. will not burn out.. won?t go above 3000 and have turned off every kind of day traction control I...