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Toot your horn here! Share your notable efficiency-related accomplishments - your leaps in fuel economy from mods and driving habits.
Today
04:07 AM
1,515
22,207
Discuss everything related to vehicle mods here, from ideas to experiments to results.
Today
12:48 PM
7,192
143,373
Changing driving habits is one of the easiest ways to increase fuel economy - and it won't get grease under your fingernails!
02-02-2025
05:14 AM
1,166
24,984
Interested in aerodynamics, or tweaking your vehicle's CdA for better fuel economy? Check in here.
Yesterday
08:17 PM
5,220
115,895
Whether adjusting the nut behind the wheel or evaluating your latest mod, proper fuel economy instrumentation is key.
01-29-2025
01:31 AM
1,576
18,481
Subforum for the project to develop a DIY, open source electronic fuel economy gauge that will work on pre OBD-II vehicles.
11-19-2024
08:23 PM
556
9,000
One of the keys to EcoModding is DIY. This forum is for EcoModding DIY and How-To guides.
02-03-2025
01:55 PM
841
15,597
Driving an EV? Running BioDiesel? Talk about alt powered vehicles here.
Yesterday
10:19 PM
2,283
55,204
This forum is for discussion of the DIY open source DC electric motor controller project
10-25-2024
01:57 AM
114
9,203
Most modders ride in cages, but it's possible to coax amazing fuel economy from 2 and 3 wheeled conveyances. Scooters and mopeds count also!
01-29-2025
08:12 PM
718
18,806
Discuss mixed power propulsion here, from OEM hybrids to DIY hybrid conversions.
02-04-2025
11:58 PM
980
24,384
Transportation & efficiency topics that don't really fit in any of the above.
Today
01:26 AM
2,944
55,890
Is it a myth or is it real? Reader skepticism is advised in these discussions of questionable modifications that have yet to pass the Carl Sagan test: "extraordinary claims require extraordinary evidence."
Today
12:08 PM
249
7,715
Got a problem with your car? Want to do something unrelated to fuel economy? Post about it here to hear from the gurus.
01-29-2025
08:24 PM
1,530
21,757
Comments & discussion about blog topics on "the other side" of EcoModder.com
07-11-2019
01:00 AM
271
1,920
French speaking ecomodders: Vous parlez français? Par içi!
09-26-2023
10:57 AM
24
115