Do I need a new custom tune with these mods? - Power Hungry Performance Forum

		Power Hungry Performance Forum > Ford F-150, Expedition, Navigator, Blackwood, Mark-LT, SVT Lightning and H-D Editions (Disabled) > 2004 to 2008 F-150 and Mark-LT
Do I need a new custom tune with these mods?

2004 to 2008 F-150 and Mark-LT
4.2L, 4.6L and 5.4L equipped F-150s and Mark-LTs.

Sat, September 17th, 2011, 01:13 PM

Longshot270 Longshot270 is offline

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Join Date: Jul 2009

Location: DFW, TX

Posts: 1,878

If you listed the tranny kit they'll adjust the pressures and shift timing to make it work like it should.

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