# Gas Saving Mods on the Civic!

**URL:** https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198
**Category:** Builds
**Created:** [March 18, 2008, 6:13am UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198 "2008-03-18T06:13:04Z")
**Posts on this page:** 20
**Page:** 2

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### Author: ![Mike93](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/mike93/32/7325_2.png) [@Mike93](https://forums.speedlife.net/u/Mike93)
#### Post date: [March 18, 2008, 11:43am UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/21 "2008-03-18T11:43:36Z")

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Wax and dimples have been proven to have no affect on vehicle aerodynamics and gas mileage savings. I’d have to dig but I’m pretty sure it was in a Hot Rod mag where an interview was done with someone who conducts wind tunnel testing.

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### Author: ![BREETIME](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/breetime/32/5214_2.png) [@BREETIME](https://forums.speedlife.net/u/BREETIME)
#### Post date: [March 18, 2008, 12:09pm UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/22 "2008-03-18T12:09:36Z")

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vtec around 80.i have a headache

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### Author: ![JustinH](https://avatars.discourse-cdn.com/v4/letter/j/9fc29f/32.png) [@JustinH](https://forums.speedlife.net/u/JustinH)
#### Post date: [March 18, 2008, 4:53pm UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/23 "2008-03-18T16:53:00Z")

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Neat man.

I have an 03 saturn ion with a stick. It doesn’t even come CLOSE to those numbers. Yeah its a bigger car with a bigger displacement motor, but honda has the gas mileage thing figured out over the domestics.

The best I was able to manage was around 32mpg.

Just put a new set of firestone closeout all seasons on it, and increased the pressure from 30psi to 35psi (the tire is rated for 44psi max, the car is rated for a soft 30psi).

I’ll see how it does with the better spring gas.

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### Author: ![Cavi\_Mike](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/cavi_mike/32/5217_2.png) [@Cavi\_Mike](https://forums.speedlife.net/u/Cavi_Mike)
#### Post date: [March 18, 2008, 5:11pm UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/24 "2008-03-18T17:11:46Z")

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Definitely bump the psi to 40 or right to 44 if you don’t mind the bumpy ride. 44psi is the max pressure at the max rated load. Your car full of people and luggage still won’t be heavy enough to reach the maximum load, you’d probably need another civic strapped to the roof to come close.

Every time I go any distance farther than 60 miles, I max the psi out.

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### Author: ![JayS](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jays/32/15375_2.png) [@JayS](https://forums.speedlife.net/u/JayS)
#### Post date: [March 18, 2008, 6:06pm UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/25 "2008-03-18T18:06:29Z")

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Taking the following a big rig thing to an extreme, you could just got some real big suction cups and mount them to your hood. Get up close to a square backed trailer and bump it, securing your car via suction cup to the trailer. Put car in neutral, turn off engine, profit.

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### Author: ![Jim1234664](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jim1234664/32/7438_2.png) [@Jim1234664](https://forums.speedlife.net/u/Jim1234664)
#### Post date: [March 18, 2008, 6:35pm UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/26 "2008-03-18T18:35:42Z")

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> [@JayS](#):
>
> Taking the following a big rig thing to an extreme, you could just got some real big suction cups and mount them to your hood. Get up close to a square backed trailer and bump it, securing your car via suction cup to the trailer. Put car in neutral, turn off engine, profit.

extendable tow bar w/ claw?

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### Author: ![SilverGT](https://avatars.discourse-cdn.com/v4/letter/s/8dc957/32.png) [@SilverGT](https://forums.speedlife.net/u/SilverGT)
#### Post date: [March 18, 2008, 6:42pm UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/27 "2008-03-18T18:42:22Z")

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i was think of doing it ninja style with my crossbow and claw like the fast and furious…man i would own on mpg.

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### Author: ![mindless](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/mindless/32/7286_2.png) [@mindless](https://forums.speedlife.net/u/mindless)
#### Post date: [March 18, 2008, 7:43pm UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/28 "2008-03-18T19:43:55Z")

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haha nice man i always wanted to so something like this. But try like a super low comp tiny turbo set up. I dunno kind of inspired by tdis and what not.

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### Author: ![mJstk01](https://avatars.discourse-cdn.com/v4/letter/m/4af34b/32.png) [@mJstk01](https://forums.speedlife.net/u/mJstk01)
#### Post date: [March 18, 2008, 8:45pm UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/29 "2008-03-18T20:45:04Z")

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cover the rear wheel well with coroplast too…

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### Author: ![SilverGT](https://avatars.discourse-cdn.com/v4/letter/s/8dc957/32.png) [@SilverGT](https://forums.speedlife.net/u/SilverGT)
#### Post date: [March 18, 2008, 8:50pm UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/30 "2008-03-18T20:50:07Z")

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> [@mJstk01](#):
>
> cover the rear wheel well with coroplast too…

that will be done during this weekend…

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### Author: ![system](https://canada1.discourse-cdn.com/flex034/uploads/speedlife/original/2X/b/b7170c8eddc0b95ece6b88172b2f416a08489a45.png) [@system](https://forums.speedlife.net/u/system)
#### Post date: [March 18, 2008, 9:06pm UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/31 "2008-03-18T21:06:31Z")

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I never noticed the difference aerodynamics can make on a car until i got my roof rack. I constantly drive back and forth between buffalo and albany. Ever since the roof rack has been put on i feel as if the car is working that much harder to stay at speed, and my gas mileage is suffering.

I have yet to keep a log, but this thread is inspiring me to track my mileage with and without the rack.

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### Author: ![rj-92](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/rj-92/32/7310_2.png) [@rj-92](https://forums.speedlife.net/u/rj-92)
#### Post date: [March 18, 2008, 9:21pm UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/32 "2008-03-18T21:21:31Z")

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> [@SilverGT"](#):
>
> This is all using 87 Octane so i might get alittle more out of 93 Octane i suppose.

Wrong. 87 octane actually has more energy in it than 93 does. all 93 octane will do is drain you wallet faster.

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### Author: ![JayS](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jays/32/15375_2.png) [@JayS](https://forums.speedlife.net/u/JayS)
#### Post date: [March 19, 2008, 5:51am UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/33 "2008-03-19T05:51:12Z")

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> [@rj-92](#):
>
> Wrong. 87 octane actually has more energy in it than 93 does. all 93 octane will do is drain you wallet faster.

+1. 93 RESISTS detonation more than 87, which is why you have to use it in higher compression applications.

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### Author: ![93dx\_hatch](https://avatars.discourse-cdn.com/v4/letter/9/90ced4/32.png) [@93dx\_hatch](https://forums.speedlife.net/u/93dx_hatch)
#### Post date: [March 19, 2008, 6:06am UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/34 "2008-03-19T06:06:31Z")

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> [@maxwell](#):
>
> I never noticed the difference aerodynamics can make on a car until i got my roof rack. I constantly drive back and forth between buffalo and albany. Ever since the roof rack has been put on i feel as if the car is working that much harder to stay at speed, and my gas mileage is suffering.
> 
> I have yet to keep a log, but this thread is inspiring me to track my mileage with and without the rack.

:word: my thule makes like a 5mpg difference on the highway

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### Author: ![Blue\_Eyed\_Devil](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/blue_eyed_devil/32/7292_2.png) [@Blue\_Eyed\_Devil](https://forums.speedlife.net/u/Blue_Eyed_Devil)
#### Post date: [March 19, 2008, 6:12am UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/35 "2008-03-19T06:12:30Z")

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Get rid of those mirrors.

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### Author: ![longuyen88](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/longuyen88/32/7611_2.png) [@longuyen88](https://forums.speedlife.net/u/longuyen88)
#### Post date: [March 19, 2008, 8:43am UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/36 "2008-03-19T08:43:28Z")

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lowering your car helps too. cheap ebay springs ftw!

and a diy front lip from home depot

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### Author: ![justa4door](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/justa4door/32/7259_2.png) [@justa4door](https://forums.speedlife.net/u/justa4door)
#### Post date: [March 19, 2008, 8:53am UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/37 "2008-03-19T08:53:05Z")

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what about a small turbo? like a t25 or even a big one like a t3

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### Author: ![See4Ways](https://avatars.discourse-cdn.com/v4/letter/s/3ec8ea/32.png) [@See4Ways](https://forums.speedlife.net/u/See4Ways)
#### Post date: [March 19, 2008, 9:31am UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/38 "2008-03-19T09:31:25Z")

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okay so if the idea is too save money.  
lets see.  
buy a turbo. 1,000 at least.  
buy new wheels tires. 500-800 easy.  
buy springs etc. etc. etc.

you get the point. spending money to save money is fucking stupid.

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### Author: ![justa4door](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/justa4door/32/7259_2.png) [@justa4door](https://forums.speedlife.net/u/justa4door)
#### Post date: [March 19, 2008, 10:07am UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/39 "2008-03-19T10:07:31Z")

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but what if you get the turbo for free and get a mani for 100 bucks and it saves you 200 a year

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### Author: ![mechanicalmadness](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/mechanicalmadness/32/5022_2.png) [@mechanicalmadness](https://forums.speedlife.net/u/mechanicalmadness)
#### Post date: [March 19, 2008, 2:14pm UTC](https://forums.speedlife.net/t/gas-saving-mods-on-the-civic/45198/40 "2008-03-19T14:14:38Z")

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> [@rj-92](#):
>
> Wrong. 87 octane actually has more energy in it than 93 does. all 93 octane will do is drain you wallet faster.

Please please ppleease don’t get me started on octane ratings. 98 contour, 87 octane 287 miles before empty. 89-93 octane 358 miles before empty. Same driver, same load, same road, same environmental conditions. Care to discuss?

Aerodynamics on a car are key when it comes to saving on gas, same goes for weight . Hey so instead of a turbo why not do a ram air intake if you travel mostly on the highway. Auto or 5’sp? Oh ya lighter oils also help a lot. The posibillities are endless I’m sure if you do some searching on “the google” you will be astounded at what you can find. Alternative fuels anyone? Keep us posted.

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