My 4.7 liter seems to run better on the 91 octane especially with the 91 octane tune on the flashpaq. If I don't run that tune the transmission shifts weird due to the fat meats I'm Rollin on
My 4.7 liter seems to run better on the 91 octane especially with the 91 octane tune on the flashpaq. If I don't run that tune the transmission shifts weird due to the fat meats I'm Rollin on
2007 4.7 Liter XK | Front Modified OME HD Lift | Rear 4" Superlift | JBA UCA's | Rusty's Rear Adjustable Track Bar | Rysty’s Adjustable Upper and Lower Rear Control Arms w/Heim Joints | Mickey Thompson Classic III 17x9 Wheels | 315/70R17 Goodyear Duratracs | Airflow Snorkel | Flowmaster 40 Series Muffler | Superchips Flashpaq | Mopar Skids | 4xGuard Belly Guard | American Rebel Rear Diff Cover | Rear Powertrax No-Slip | Front Electronic Locker | Rear Heat/AC Delete
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