F150 Ecoboost Accessories
Tonight I took my truck to the tuner to have it programmed. I listed all the mods done:
aFe cold air, MAK 3" downpipes, Heartthrob 4" cat back exhaust
He asked what I gapped my plugs to, and I gave him a deer in the headlights look. He explained that I needed to install new plugs and widen...