Fuel Economy...
#4
That's really amazing. I use Mobil 1 5W-30 and i barely break 22mpg or 300 miles per tank. Does using 0W-20 really give you a 5mpg increase? If so, I'm going to start using that on my next oil change! By the way, has anyone tried Royal Purple synthetic? A friend of mine uses the oil, tranny, and diff fluid in his Audi S4 and he says the results are quite amazing...too bad that stuff is so damn expensive!
#6
Instructor
Joined: Mar 2003
Posts: 170
Likes: 0
From: Long Beach, CA
I just did a Long Beach - Sacramento run over the holiday weekend (400 miles each way) and averaged about 29.5 mpg. In my normal commuting, I am getting about 24.5 - 25 mpg. I drive like a grandma most of the time, though -- trying to avoid speeding tickets.
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#8
Thread Starter
Senior Moderator
Joined: May 2003
Posts: 45,641
Likes: 2,329
From: Better Neighborhood, Arizona
There are some important factors in getting 25 mpg or so from what i've been able to tell. First off, the 0w-20 oil has helped a bit. I got it for free on my last oil change (long story). I have my tires inflated to 32 psi instead of 29. Gives it a bit firmer ride but its still quite acceptable. Also, altitude affects this. Less wind resistance. Tires/wheels themselves have an effect, some have better grip but at the expense of having more rolling resistance. Also heavier wheels can contribute to reduced mileage. My wheels are stock.
#14
9th Gear
Joined: Mar 2003
Posts: 9
Likes: 0
I've got a '96 2.5 and get about 300-335 per tank. I've got stock everything, goodyear hps, and change the oil/rotate the tires every 3000-4000 miles.
I can't imagine getting 250 mi per tank unless you got rims or other mods that add weight.
I can't imagine getting 250 mi per tank unless you got rims or other mods that add weight.
#18
98 TL 2.5
Joined: Aug 2003
Posts: 29
Likes: 0
From: Versailles, KY
My 98 TL 2.5 gets right at 20 mpg around town. I can squeeze out 25 - 26 mpg on the highway. I was hoping for better mileage. I run stock rims with stock size Kumho KH-11s and use Shell 92 Octane gas and 5w30 Valvoline oil. The car just turned over 60K miles and has always run perfectly. My Olds Silhouette minivan with a 3.4 V6 got about the same mileage... :-(
#19
My gas mileage varies a lot from tank to tank depending on type of driving, weight in the car, A/C, etc. I average about 25 mpg.
Couple of weeks ago most of my tank went to driving around town with four friends in the car and the A/C blasting. I got about 21 mpg on that tank.
This past week I was cruising around primarily by myself on the hwy with no A/C and got 28.29 mpg.
I've gotten 29 before with on long hwy trips. I'll bet I could eek out 30-31 mpg if the conditions were right.
I think that generally one should be getting between 24-25 mpg during ordinary (mixed) driving.
Couple of weeks ago most of my tank went to driving around town with four friends in the car and the A/C blasting. I got about 21 mpg on that tank.
This past week I was cruising around primarily by myself on the hwy with no A/C and got 28.29 mpg.
I've gotten 29 before with on long hwy trips. I'll bet I could eek out 30-31 mpg if the conditions were right.
I think that generally one should be getting between 24-25 mpg during ordinary (mixed) driving.
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