Quote:
Originally Posted by blackdemon
if you want to improve your gas mileage i would recommend Zmax, I've added it on my celica, and it actually improved the gas mileage on it. Hope this helps you out a lil.
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I have used Zmax on previous vehicles and never noticed the slightest difference after adding it to everything. I kinda gave up on it.
Seafoam you can tell an immediate difference.
BTW, my mileage had dropped to low 16's. I am averaging about 17.5 so far on this tank even after driving it like I stole it a few times. Same driving, same route, mixed city and highway. We shall see if it holds up.
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Mine: 2007 Tundra Double Cab, 5.7L, slate, 2x4, Flowmaster 50 series dual in/dual out, Homemade leveling kit (2.5")
Hers: 2007 Tundra Double Cab, TRD 2x4, 4.7L, desert sand
Previous Vehicles:
1990 Jeep Wrangler Islander, Rancho Lift
1992 Chevrolet Silverado Z71 4x4 RCSB - 190,000 miles and still running strong when I sold it.
2001 Honda Magna VF750C
2002 Chevrolet Tahoe Z71
2006 Chevrolet Trailblazer SS (8.9 sec 1/8 mile - STOCK)
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