Shop Fuel Saving Devices That Work

Sponsored
About our ads
$275.00
Exergy Fuel System Saver - Duramax LML | E0510505
Thoroughbred Diesel
23
$275.00
Exergy Fuel System Saver - Duramax LML | E0510505
Thoroughbred Diesel
23
$5.99
Car Fuel Saver Auto Save 10-30% On Gas Economizer,Energy Economy Gas Saver,Plug And Play Portable Car Fuel Saver For Car Trucks,Fuel Shark For Car
Amazon.com
$5.99
Car Fuel Saver Auto Save 10-30% On Gas Economizer,Energy Economy Gas Saver,Plug And Play Portable Car Fuel Saver For Car Trucks,Fuel Shark For Car
Amazon.com
$56.99
OBDAFM Active Fuel Management Disabler Device, AFM/DFM Disabler Compatible With Most GM V6 & V8 Motors
Amazon.com
Free shipping
$56.99
OBDAFM Active Fuel Management Disabler Device, AFM/DFM Disabler Compatible With Most GM V6 & V8 Motors
Amazon.com
Free shipping
$958.50
PIUSI Fuel Management System Wifi Kit - F1271004B
John M. Ellsworth Co., Inc.
$958.50
PIUSI Fuel Management System Wifi Kit - F1271004B
John M. Ellsworth Co., Inc.
$209.95
Range Technology RA003R Plug & Play AFM/DFM Active Fuel Management Disabler (Package May Vary)
Amazon.com
114
Free shipping
$209.95
Range Technology RA003R Plug & Play AFM/DFM Active Fuel Management Disabler (Package May Vary)
Amazon.com
114
$79.99
$89.99
OBDCAR AFM/ DFM Disabler Active Fuel Management AFM Disable Device Compatible With V6 & V8 GM Motors
Amazon.com
720
Free shipping
11% off
$79.99
$89.99
OBDCAR AFM/ DFM Disabler Active Fuel Management AFM Disable Device Compatible With V6 & V8 GM Motors
Amazon.com
720
$7.99
$10.19
Economy Fuel Saver Eco Obd2 Benzine Tuning Box Chip For Petrol Car Gas Saving Gasoline Car (Green) Shenkenuo
Walmart
1
Free shipping
21% off
$7.99
$10.19
Economy Fuel Saver Eco Obd2 Benzine Tuning Box Chip For Petrol Car Gas Saving Gasoline Car (Green) Shenkenuo
Walmart
1
$11.98
Car Fuel Saver,Zcargel 4 Pieces Magnetic Fuel Saver, XP-2 Universal Emission Vehicle Economizer Vehicle Saver Gas Device Fuel Saver Devices Car
Amazon.com
4
$11.98
Car Fuel Saver,Zcargel 4 Pieces Magnetic Fuel Saver, XP-2 Universal Emission Vehicle Economizer Vehicle Saver Gas Device Fuel Saver Devices Car
Amazon.com
4
$22.90
$49.90
Milemax Car Fuel Saver | OBD2 ECOOBD2 Gas Economizer Eco Device
US AMERICA
54% off
$22.90
$49.90
Milemax Car Fuel Saver | OBD2 ECOOBD2 Gas Economizer Eco Device
US AMERICA
$287.99
Airtab Fuel Savers | Iowa80.Com
Iowa 80
$287.99
Airtab Fuel Savers | Iowa80.Com
Iowa 80
$8.24
Bmzoncc Eco Obd2 Universal Economy Fuel Saver Tuning Box Chip For Petrol Gas
Walmart
7
Free shipping
$8.24
Bmzoncc Eco Obd2 Universal Economy Fuel Saver Tuning Box Chip For Petrol Gas
Walmart
7
$50.43
OBDDFM Active Fuel Management AFM/DFM Disable Device, Compatible With GM V8 V6 Engine
Amazon.com
308
Free shipping
$50.43
OBDDFM Active Fuel Management AFM/DFM Disable Device, Compatible With GM V8 V6 Engine
Amazon.com
308
$224.00
Fuel Saving HHO DC 3000 Cars
Amazon.com
$224.00
Fuel Saving HHO DC 3000 Cars
Amazon.com
$259.00
Fuel Saving HHO DC 4000 CAR
Amazon.com
$259.00
Fuel Saving HHO DC 4000 CAR
Amazon.com
$39.99
Automatic Fuel Transfer Pump, Gas Pump Battery Powered With Auto-Stop Sensor, With 2.4 GPM Flow Rate & Advanced Adapter, Portable Liquid Pump For
Amazon.com
46
Free shipping
$39.99
Automatic Fuel Transfer Pump, Gas Pump Battery Powered With Auto-Stop Sensor, With 2.4 GPM Flow Rate & Advanced Adapter, Portable Liquid Pump For
Amazon.com
46
$49.95
KARCOCA AFM/DFM Disabler Silverado 5.3 Active Fuel Management AFM Disable Device Compatible With V6 & V8 GM Motors
Amazon.com
82
Free shipping
$49.95
KARCOCA AFM/DFM Disabler Silverado 5.3 Active Fuel Management AFM Disable Device Compatible With V6 & V8 GM Motors
Amazon.com
82
$233.95
$259.95
Sierra 1500 Range Active/Dynamic Fuel Management Disabler Blue (07-21 1500 2022 Legacy)
AmericanTrucks.com
344
10% off
$233.95
$259.95
Sierra 1500 Range Active/Dynamic Fuel Management Disabler Blue (07-21 1500 2022 Legacy)
AmericanTrucks.com
344
$39.99
RA003 Active Fuel Management Disabler Device, AFM/DFM Disabler Device Compatible With Most GM V6 & V8 Motors 5.3 Silverado Tahoe Suburban GMC Yukon XL
Amazon.com
21
Free shipping
$39.99
RA003 Active Fuel Management Disabler Device, AFM/DFM Disabler Device Compatible With Most GM V6 & V8 Motors 5.3 Silverado Tahoe Suburban GMC Yukon XL
Amazon.com
21
$210.00
Range Technology Corded Electric Active Fuel Management Disable Device (Blue)
Amazon.com
3K+
Free shipping
$210.00
Range Technology Corded Electric Active Fuel Management Disable Device (Blue)
Amazon.com
3K+
$200.00
Gilomen Innovations - FUEL SAVER CLUTCH KIT LOW RPM HUGE GAINS IN GAS MILEAGE P90
Dig Rig Powersports
$200.00
Gilomen Innovations - FUEL SAVER CLUTCH KIT LOW RPM HUGE GAINS IN GAS MILEAGE P90
Dig Rig Powersports
$275.00
Exergy Fuel System Saver Improved Stock Inlet Metering Valve (FCA/MPROP) - E05 10505
D&J Precision Machine
$275.00
Exergy Fuel System Saver Improved Stock Inlet Metering Valve (FCA/MPROP) - E05 10505
D&J Precision Machine
$8.67
Sdjma 2/4Pc Ecomax Eco Obd2 Eco Fuel Saver, Economy Fuel Saver Chip Tuning Box, Eco Energy Fuel Saver For Obd, Benzine Cars Fule Saving, For Petrol Ca
Walmart
Free shipping
$8.67
Sdjma 2/4Pc Ecomax Eco Obd2 Eco Fuel Saver, Economy Fuel Saver Chip Tuning Box, Eco Energy Fuel Saver For Obd, Benzine Cars Fule Saving, For Petrol Ca
Walmart
Free shipping
$59.97
OBD Fuelpro Fuel Gas Saver Miser OBD2 Optimizer - For All 1996 To 2025 Vehicles
Etsy
11
$59.97
OBD Fuelpro Fuel Gas Saver Miser OBD2 Optimizer - For All 1996 To 2025 Vehicles
Etsy
11
$287.99
Airtab Fuel Savers, White 80 Pieces | Iowa80.Com
Iowa 80
$287.99
Airtab Fuel Savers, White 80 Pieces | Iowa80.Com
Iowa 80
$8.03
Nibolog Obd2 Ecoobd2 Car Fuel Saver - Plug And Play Car Eco Pro Benzine Chip Tuning Box Petrol Saving Device Self-Propelled
Walmart
Free shipping
$8.03
Nibolog Obd2 Ecoobd2 Car Fuel Saver - Plug And Play Car Eco Pro Benzine Chip Tuning Box Petrol Saving Device Self-Propelled
Walmart
Free shipping
$8.09
Eco Obd2 Universal Benzine Economy Fuel Saver Tuning Box Chip
Walmart
4
Free shipping
$8.09
Eco Obd2 Universal Benzine Economy Fuel Saver Tuning Box Chip
Walmart
4
$6.99
Aqgt Obd2 Ecoobd2 Car Fuel Saver Plug And Play Car Eco Pro Benzine Chip Tuning Box Petrol Saving Device Self-Propelled Drives Long Travel Car Supplies
Walmart
$6.99
Aqgt Obd2 Ecoobd2 Car Fuel Saver Plug And Play Car Eco Pro Benzine Chip Tuning Box Petrol Saving Device Self-Propelled Drives Long Travel Car Supplies
Walmart
$7.59
Gas Saver - Drive Farther,Portable Car Fuel Saver,Save More Fuel Instantly On Gas Economizer,Plug And Play,For All Vehicles Filling Gasoline Diesel,Po
Walmart
Free shipping
$7.59
Gas Saver - Drive Farther,Portable Car Fuel Saver,Save More Fuel Instantly On Gas Economizer,Plug And Play,For All Vehicles Filling Gasoline Diesel,Po
Walmart
Free shipping
$22.99
Power Saver, 4 Pack Smart Energy Saver Electricity Saving Box Automatic Energy Saving Device With Indicator Light For Household Office Market Factory
Amazon.com
6
$22.99
Power Saver, 4 Pack Smart Energy Saver Electricity Saving Box Automatic Energy Saving Device With Indicator Light For Household Office Market Factory
Amazon.com
6
$9.99
4 Packs ECO Obd2 Fuel Saver - Universal Fuel Saver Chip For Gasoline Cars Trucks Fuel Saver Devices Saves About 15% Fuel, Fits Will Work On Any Vehicl
Walmart
$9.99
4 Packs ECO Obd2 Fuel Saver - Universal Fuel Saver Chip For Gasoline Cars Trucks Fuel Saver Devices Saves About 15% Fuel, Fits Will Work On Any Vehicl
Walmart
$78.97
OBD2 Fuel Saving And Fast Charger Chip Tuning Box OBD2 Fuel Saving And Fast Charger Chip Tuning Box
Inspire Uplift
$78.97
OBD2 Fuel Saving And Fast Charger Chip Tuning Box OBD2 Fuel Saving And Fast Charger Chip Tuning Box
Inspire Uplift
$142.10
Labor Saving Devices 81-130 Creep-Zit Fiberglass Wire Running Kit (Green), One Color
Amazon.com
72
Free shipping
$142.10
Labor Saving Devices 81-130 Creep-Zit Fiberglass Wire Running Kit (Green), One Color
Amazon.com
72
$7.35
Niyofa Tuning Box Chip Up To 15% Fuel Saving Obd2 Chip Replacement Play And Plug Fuel Saver Chip Self-Adjustment Function Fuel Saver Tuning Box Chip F
Walmart
$7.35
Niyofa Tuning Box Chip Up To 15% Fuel Saving Obd2 Chip Replacement Play And Plug Fuel Saver Chip Self-Adjustment Function Fuel Saver Tuning Box Chip F
Walmart
$7.37
$8.99
Fzpjjnb Car Eco OBD Obd2 Fuel Saver Tuning Chip Box For Benzine Cars
Walmart
Free shipping
18% off
$7.37
$8.99
Fzpjjnb Car Eco OBD Obd2 Fuel Saver Tuning Chip Box For Benzine Cars
Walmart
Free shipping
$59.97
$99.95
Fuel Saver Saving Gas Auto Fuel Saver Plug / Gas / Benzine Cars / Cut Your Emissions
Etsy
179
Free shipping
39% off
$59.97
$99.95
Fuel Saver Saving Gas Auto Fuel Saver Plug / Gas / Benzine Cars / Cut Your Emissions
Etsy
179
$33.49
$35.99
AFM Disabler RA003 Active Fuel Management Disabler Device Compatible With Silverado Tahoe Avalanche Sierra Yukon Cadillac Escalade GM V6 And V8
Amazon.com
$33.49
$35.99
AFM Disabler RA003 Active Fuel Management Disabler Device Compatible With Silverado Tahoe Avalanche Sierra Yukon Cadillac Escalade GM V6 And V8
Amazon.com

Shop Fuel Saving Devices That Work

Sponsored
About our ads
$50.43
OBDDFM Active Fuel Management AFM/DFM Disable Device, Compatible With GM V8 V6 Engine
Amazon.com
308
Free shipping
$50.43
OBDDFM Active Fuel Management AFM/DFM Disable Device, Compatible With GM V8 V6 Engine
Amazon.com
$224.00
Fuel Saving HHO DC 3000 Cars
Amazon.com
$224.00
Fuel Saving HHO DC 3000 Cars
Amazon.com
$259.00
Fuel Saving HHO DC 4000 CAR
Amazon.com
$259.00
Fuel Saving HHO DC 4000 CAR
Amazon.com
$39.99
Automatic Fuel Transfer Pump, Gas Pump Battery Powered With Auto-Stop Sensor, With 2.4 GPM Flow Rate & Advanced Adapter, Portable Liquid Pump For
Amazon.com
46
Free shipping
$39.99
Automatic Fuel Transfer Pump, Gas Pump Battery Powered With Auto-Stop Sensor, With 2.4 GPM Flow Rate & Advanced Adapter, Portable Liquid Pump For
Amazon.com
$49.95
KARCOCA AFM/DFM Disabler Silverado 5.3 Active Fuel Management AFM Disable Device Compatible With V6 & V8 GM Motors
Amazon.com
82
Free shipping
$49.95
KARCOCA AFM/DFM Disabler Silverado 5.3 Active Fuel Management AFM Disable Device Compatible With V6 & V8 GM Motors
Amazon.com
$233.95
$259.95
Sierra 1500 Range Active/Dynamic Fuel Management Disabler Blue (07-21 1500 2022 Legacy)
AmericanTrucks.com
344
10% off
$233.95
$259.95
Sierra 1500 Range Active/Dynamic Fuel Management Disabler Blue (07-21 1500 2022 Legacy)
AmericanTrucks.com
$39.99
RA003 Active Fuel Management Disabler Device, AFM/DFM Disabler Device Compatible With Most GM V6 & V8 Motors 5.3 Silverado Tahoe Suburban GMC Yukon XL
Amazon.com
21
Free shipping
$39.99
RA003 Active Fuel Management Disabler Device, AFM/DFM Disabler Device Compatible With Most GM V6 & V8 Motors 5.3 Silverado Tahoe Suburban GMC Yukon XL
Amazon.com
$210.00
Range Technology Corded Electric Active Fuel Management Disable Device (Blue)
Amazon.com
3K+
Free shipping
$210.00
Range Technology Corded Electric Active Fuel Management Disable Device (Blue)
Amazon.com
$200.00
Gilomen Innovations - FUEL SAVER CLUTCH KIT LOW RPM HUGE GAINS IN GAS MILEAGE P90
Dig Rig Powersports
$200.00
Gilomen Innovations - FUEL SAVER CLUTCH KIT LOW RPM HUGE GAINS IN GAS MILEAGE P90
Dig Rig Powersports
$275.00
Exergy Fuel System Saver Improved Stock Inlet Metering Valve (FCA/MPROP) - E05 10505
D&J Precision Machine
$275.00
Exergy Fuel System Saver Improved Stock Inlet Metering Valve (FCA/MPROP) - E05 10505
D&J Precision Machine
$8.67
Sdjma 2/4Pc Ecomax Eco Obd2 Eco Fuel Saver, Economy Fuel Saver Chip Tuning Box, Eco Energy Fuel Saver For Obd, Benzine Cars Fule Saving, For Petrol Ca
Walmart
Free shipping
$8.67
Sdjma 2/4Pc Ecomax Eco Obd2 Eco Fuel Saver, Economy Fuel Saver Chip Tuning Box, Eco Energy Fuel Saver For Obd, Benzine Cars Fule Saving, For Petrol Ca
Walmart
$59.97
OBD Fuelpro Fuel Gas Saver Miser OBD2 Optimizer - For All 1996 To 2025 Vehicles
Etsy
11
$59.97
OBD Fuelpro Fuel Gas Saver Miser OBD2 Optimizer - For All 1996 To 2025 Vehicles
Etsy
$287.99
Airtab Fuel Savers, White 80 Pieces | Iowa80.Com
Iowa 80
$287.99
Airtab Fuel Savers, White 80 Pieces | Iowa80.Com
Iowa 80
$8.03
Nibolog Obd2 Ecoobd2 Car Fuel Saver - Plug And Play Car Eco Pro Benzine Chip Tuning Box Petrol Saving Device Self-Propelled
Walmart
Free shipping
$8.03
Nibolog Obd2 Ecoobd2 Car Fuel Saver - Plug And Play Car Eco Pro Benzine Chip Tuning Box Petrol Saving Device Self-Propelled
Walmart
$8.09
Eco Obd2 Universal Benzine Economy Fuel Saver Tuning Box Chip
Walmart
4
Free shipping
$8.09
Eco Obd2 Universal Benzine Economy Fuel Saver Tuning Box Chip
Walmart
$6.99
Aqgt Obd2 Ecoobd2 Car Fuel Saver Plug And Play Car Eco Pro Benzine Chip Tuning Box Petrol Saving Device Self-Propelled Drives Long Travel Car Supplies
Walmart
$6.99
Aqgt Obd2 Ecoobd2 Car Fuel Saver Plug And Play Car Eco Pro Benzine Chip Tuning Box Petrol Saving Device Self-Propelled Drives Long Travel Car Supplies
Walmart
$7.59
Gas Saver - Drive Farther,Portable Car Fuel Saver,Save More Fuel Instantly On Gas Economizer,Plug And Play,For All Vehicles Filling Gasoline Diesel,Po
Walmart
Free shipping
$7.59
Gas Saver - Drive Farther,Portable Car Fuel Saver,Save More Fuel Instantly On Gas Economizer,Plug And Play,For All Vehicles Filling Gasoline Diesel,Po
Walmart
$22.99
Power Saver, 4 Pack Smart Energy Saver Electricity Saving Box Automatic Energy Saving Device With Indicator Light For Household Office Market Factory
Amazon.com
6
$22.99
Power Saver, 4 Pack Smart Energy Saver Electricity Saving Box Automatic Energy Saving Device With Indicator Light For Household Office Market Factory
Amazon.com

Shop Fuel Saving Devices That Work

Sponsored
About our ads
$275.00
Exergy Fuel System Saver - Duramax LML | E0510505
Thoroughbred Diesel
23
$275.00
Exergy Fuel System Saver - Duramax LML | E0510505
Thoroughbred Diesel
23
$5.99
Car Fuel Saver Auto Save 10-30% On Gas Economizer,Energy Economy Gas Saver,Plug And Play Portable Car Fuel Saver For Car Trucks,Fuel Shark For Car
Amazon.com
$5.99
Car Fuel Saver Auto Save 10-30% On Gas Economizer,Energy Economy Gas Saver,Plug And Play Portable Car Fuel Saver For Car Trucks,Fuel Shark For Car
Amazon.com
$56.99
OBDAFM Active Fuel Management Disabler Device, AFM/DFM Disabler Compatible With Most GM V6 & V8 Motors
Amazon.com
Free shipping
$56.99
OBDAFM Active Fuel Management Disabler Device, AFM/DFM Disabler Compatible With Most GM V6 & V8 Motors
Amazon.com
Free shipping
$958.50
PIUSI Fuel Management System Wifi Kit - F1271004B
John M. Ellsworth Co., Inc.
$958.50
PIUSI Fuel Management System Wifi Kit - F1271004B
John M. Ellsworth Co., Inc.
$209.95
Range Technology RA003R Plug & Play AFM/DFM Active Fuel Management Disabler (Package May Vary)
Amazon.com
114
Free shipping
$209.95
Range Technology RA003R Plug & Play AFM/DFM Active Fuel Management Disabler (Package May Vary)
Amazon.com
114
$79.99
$89.99
OBDCAR AFM/ DFM Disabler Active Fuel Management AFM Disable Device Compatible With V6 & V8 GM Motors
Amazon.com
720
Free shipping
11% off
$79.99
$89.99
OBDCAR AFM/ DFM Disabler Active Fuel Management AFM Disable Device Compatible With V6 & V8 GM Motors
Amazon.com
720
$7.99
$10.19
Economy Fuel Saver Eco Obd2 Benzine Tuning Box Chip For Petrol Car Gas Saving Gasoline Car (Green) Shenkenuo
Walmart
1
Free shipping
21% off
$7.99
$10.19
Economy Fuel Saver Eco Obd2 Benzine Tuning Box Chip For Petrol Car Gas Saving Gasoline Car (Green) Shenkenuo
Walmart
1
$11.98
Car Fuel Saver,Zcargel 4 Pieces Magnetic Fuel Saver, XP-2 Universal Emission Vehicle Economizer Vehicle Saver Gas Device Fuel Saver Devices Car
Amazon.com
4
$11.98
Car Fuel Saver,Zcargel 4 Pieces Magnetic Fuel Saver, XP-2 Universal Emission Vehicle Economizer Vehicle Saver Gas Device Fuel Saver Devices Car
Amazon.com
4
$22.90
$49.90
Milemax Car Fuel Saver | OBD2 ECOOBD2 Gas Economizer Eco Device
US AMERICA
54% off
$22.90
$49.90
Milemax Car Fuel Saver | OBD2 ECOOBD2 Gas Economizer Eco Device
US AMERICA
$287.99
Airtab Fuel Savers | Iowa80.Com
Iowa 80
$287.99
Airtab Fuel Savers | Iowa80.Com
Iowa 80
$8.24
Bmzoncc Eco Obd2 Universal Economy Fuel Saver Tuning Box Chip For Petrol Gas
Walmart
7
Free shipping
$8.24
Bmzoncc Eco Obd2 Universal Economy Fuel Saver Tuning Box Chip For Petrol Gas
Walmart
7
$50.43
OBDDFM Active Fuel Management AFM/DFM Disable Device, Compatible With GM V8 V6 Engine
Amazon.com
308
Free shipping
$50.43
OBDDFM Active Fuel Management AFM/DFM Disable Device, Compatible With GM V8 V6 Engine
Amazon.com
308
$224.00
Fuel Saving HHO DC 3000 Cars
Amazon.com
$224.00
Fuel Saving HHO DC 3000 Cars
Amazon.com
$259.00
Fuel Saving HHO DC 4000 CAR
Amazon.com
$259.00
Fuel Saving HHO DC 4000 CAR
Amazon.com
$39.99
Automatic Fuel Transfer Pump, Gas Pump Battery Powered With Auto-Stop Sensor, With 2.4 GPM Flow Rate & Advanced Adapter, Portable Liquid Pump For
Amazon.com
46
Free shipping
$39.99
Automatic Fuel Transfer Pump, Gas Pump Battery Powered With Auto-Stop Sensor, With 2.4 GPM Flow Rate & Advanced Adapter, Portable Liquid Pump For
Amazon.com
46
$49.95
KARCOCA AFM/DFM Disabler Silverado 5.3 Active Fuel Management AFM Disable Device Compatible With V6 & V8 GM Motors
Amazon.com
82
Free shipping
$49.95
KARCOCA AFM/DFM Disabler Silverado 5.3 Active Fuel Management AFM Disable Device Compatible With V6 & V8 GM Motors
Amazon.com
82
$233.95
$259.95
Sierra 1500 Range Active/Dynamic Fuel Management Disabler Blue (07-21 1500 2022 Legacy)
AmericanTrucks.com
344
10% off
$233.95
$259.95
Sierra 1500 Range Active/Dynamic Fuel Management Disabler Blue (07-21 1500 2022 Legacy)
AmericanTrucks.com
344
$39.99
RA003 Active Fuel Management Disabler Device, AFM/DFM Disabler Device Compatible With Most GM V6 & V8 Motors 5.3 Silverado Tahoe Suburban GMC Yukon XL
Amazon.com
21
Free shipping
$39.99
RA003 Active Fuel Management Disabler Device, AFM/DFM Disabler Device Compatible With Most GM V6 & V8 Motors 5.3 Silverado Tahoe Suburban GMC Yukon XL
Amazon.com
21