performance
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R
Engine stutter during slow acceleration
1998 5.4 automatic 2wd tow package 325k mi. Only during slow petal application the engine stutters. Not enough to worry about it stalling, just jerky if petal is held in same position. Only other issue is if fuel level below 1/4 tank it will hesitate during acceleration. Two different types of...- Richard Gross
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- acceleration performance stutter
- Replies: 4
- Forum: 1st Gen - 1997 - 2002
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J
What who did you chose for your tune?
I am planning on making some modifications to the expo here shortly and was going to start with a performance tune. Right now I am leaning toward 5-star. But I was curious about anyone's personal experience with 5-star or have preference to any other brands? Any advice/recommendations are...- Jerry Burden
- Thread
- horsepower modification performance rpm torque tune tuner upgrades
- Replies: 14
- Forum: 4th Gen - 2018 - 2024
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EcoBoosts, Fuel, Octane, Ethanol and Tuning...
So, I am creating this thread as an education thread, and to attempt to get these discussions out of other threads... This thread IS NOT for the following things: Discussing the merits of the Turbocharged V6 vs NA V8 in the Expedition. Discussing the politics of Ethanol and EPA Numbers. This...- LokiWolf
- Thread
- ethanol octane performance
- Replies: 72
- Forum: 4th Gen - 2018 - 2024
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Feedback on SPD Performance downpipes?
Hey All, I didn't see any reviews of these, so I thought I'd ask. Anyone have the catted SPD performance downpipes and have some sort of review. I already have the SPD turbo adapters but have yet to install them, wanted to wait till I bought the downpipes and just do both at the same time...- 5280tunage
- Thread
- exhaust gen4 performance
- Replies: 2
- Forum: Product Reviews
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