SAVE $12.00
$64.99$76.99
LINNCAS Fuel Injector -8Pcs Fuel Economy Fuel Injectors Fit for 01-02 for Crown Victoria 4door Sedan 4.6L. -4Holes Fuel Injector Rebuild Kit Replaces OE 280156048Amazon$45.99
LINNCAS Fuel Injector -6Pcs Fuel Economy Fuel Injectors Fit for 04 for Explorer Sport Trac 4door Sport Utility 4.0L. -4Holes Fuel Injector Rebuild Kit Replaces OE 280156184Amazon$38.25
LINNCAS Fuel Injector -6Pcs Fuel Economy Fuel Injectors Fit for 02-03 for Liberty 4door Sport Utility 3.7L. -4Holes Fuel Injector Rebuild Kit Replaces OE 280155972Amazon$319.99
GPI M-150S Fuel Transfer Pump, Economy Pump Only, 15 GPM Fuel Pump, Direct Mount (110240-02)Amazon$20.95
Fuel Economy and CO Recorders, Engineers' Study Course From Power. A Practical Manual Dealing Chiefly With the Heat Losses in Boilers and the Principle, Operation and Care of CO Recorders. An Understandable Treatment of Combustion, Coal Analysis, Flue... (Paperback)Walmart$37.99
Fuel Economy of the Gasoline Engine: Fuel, Lubricant and Other EffectsAmazon$11.99
Fuel Economy Gauge Sunpro CP8221, Chrome Bezel, 2", backlit, incl. tube+fittingsAmazonSAVE $13.54
$174.59$188.13
Fuel Economy: In Road Vehicles Powered by Spark Ignition Engines (Paperback)Walmart$229.90
Fuel Economy: In Road Vehicles Powered by Spark Ignition Engines, (Hardcover)Walmart$24.97and up
Mobil 1 Advanced Fuel Economy Full Synthetic Motor Oil 0W-20, 5 QuartWalmart & 3 more$24.97and up
Mobil 1 Advanced Fuel Economy Full Synthetic Motor Oil 0W-30, 5 QuartWalmart & 1 more$24.97and up
Mobil 1 Advanced Fuel Economy Full Synthetic Motor Oil 0W-16, 5 QuartWalmart & 1 more$28.69
PRI Fuel Stabilizer - Gasoline, 16 Ounce- Fuel Economy BoosterAmazon$38.49
GM 20767122 Fuel Economy SwitchAmazon$37.73
GM Genuine Parts 20767121 Fuel economy SwitchAmazon$17.48
Mobil 1 Advanced Fuel Economy, 0W-20Woot$8.98
Techron Complete Fuel System Cleaner, 12 oz - Cleans, Restores & Protects - Maximize Fuel Economy & Restore Engine Power - Gas-Powered Auto EnginesLowe's$9.99
A Sustainable Hydrogen Fuel Economy: Technology to eradicate environmental pollutionAmazon$35.00
A Sustainable Hydrogen Fuel Economy.: Technology to Eradicate environmental pollution.Amazon$236.95
Range Technology RA002 Range Technology V4 PLUS Fuel Economy DeviceAmazon$4.99
Car Modification 50 Easy Tips: Performance, Handling, Fuel Economy and Safety TipsAmazon$27.97
Mobil 1 Advanced Fuel Economy Full Synthetic Motor Oil 0W-8, 5 QuartWalmart$59.00
Mobil 1 Advanced Fuel Economy Full Synthetic Motor Oil 0W-20, 12 QuartWalmartSAVE $2.76
$8.78$11.54
Mobil 1 Advanced Fuel Economy Full Synthetic Motor Oil 0W-30, 1 QuartWalmart$2.67and up
Mobil 1 Synthetic 0W-20 Motor Oil - Advanced Full Synthetic Formula for Fuel Economy - 1 Quart | MOBI020SLowe's & 2 moreSAVE $2.71
$8.78$11.49
Mobil 1 Advanced Fuel Economy Full Synthetic Motor Oil 0W-16, 1 QuartWalmart$44.99
CRAFTSMAN 0W-20 Full Synthetic Fuel Economy Engine Oil – 6 Quarts (CMXOKLT201157-6)Amazon$9.48
Power Service Diesel Clean 32 oz - Diesel Fuel Cleaner & Injector Cleaner - Restores Power & Fuel Economy - With Lubricator - Car Additives & FluidsLowe's$200.80
ABSOLUTENERGIES HHO Generator BEC-1500 Dry Cell 11 Plates 100% INOX Hydrogen Fuel EconomyAmazon$33.03
Hot Shot's Secret Gasoline Extreme– 32 Oz – Concentrated One Tank Cleaner – Powerful Synthetic Formula – Fuel System Cleaner – Lubricates Fuel System Components – Increases Fuel EconomyAmazon$10.98
Lucas Oil Products Lucas Deep Clean Fuel System Cleaner 16 oz - Reduces Emissions & Improves Fuel Economy - Car Additives & Fluids | LUCA10512Lowe'sSAVE $9.40
$78.68$88.08
Mobil 1 0W-20 Advanced Fuel Economy Full Synthetic Motor Oil, 5 qt. 2 PackAmazon$64.89
Mobil 1 0W-30 (Advanced Fuel Economy) Synthetic Motor Oil - 1 Quart (Pack of 6)Amazon$23.49
BlueDEF Advanced Diesel Treatment for Optimum Fuel Economy and Engine Protection, 320 fl oz | DEG002Lowe'sSAVE $15.00
$74.88$89.88
Mobil 1 Advanced Fuel Economy Full Synthetic Motor Oil 0W-16, 5 Quart (Pack of 3)WalmartSAVE $9.00
$74.88$83.88
Mobil 1 Advanced Fuel Economy Full Synthetic Motor Oil 0W-20, 5 Quart (Pack of 3)WalmartSAVE $10.46
$43.48$53.94
Mobil 1 Advanced Fuel Economy Full Synthetic Motor Oil 0W-20, 1 Quart (Pack of 6)Walmart$33.14
Hot Shot's Secret Everyday Diesel Treatment - 32 Oz – 6-in-1 Diesel Fuel Additive – Cetane Booster – Fuel System Cleaner – Increases Fuel Economy – Adds Lubricity – Maximizes PerformanceAmazonSAVE $83.59
$186.41$270.00
New 2010 Cadillac Escalade Control Arm - Front Left Lower Front Left Lower - Base - with Extended Fuel Economy PackageBuyAutoParts.com$179.99
RYC Automotive Air Conditioning Compressor FG218 (Without the Fuel Economy Package and this Compressor Does Not have a Clutch Coil)AmazonSAVE $130.59
$291.41$422.00
New 2010 Cadillac Escalade Control Arm - Front Right Lower Front Right Lower - Base - with Extended Fuel Economy PackageBuyAutoParts.com$7.37
Pennzoil Platinum 10W-30 Full Synthetic Motor Oil - 1 Quart - Better Fuel Economy - Cleaner Pistons | 550022687Lowe's$34.98
Mobil 1 5 Quart 5W-30 Full Synthetic Motor Oil for Engine Protection and Fuel Economy | MOBI124317Lowe's$29.98
CASTROL 10W-30 High Mileage Motor Oil (Quart) - Maximize Engine Performance, Reduce Leaks, Improve Fuel Economy | 15906FLowe's$34.98
Mobil 1 5 Quart 5W-20 Full Synthetic Motor Oil for Engine Protection and Fuel Economy | MOBI120763Lowe's$17.77
Scooter Start Gear Metal Alloy Fuel Saving Final Drive Sliding Gear for GY6 125 150 CC Engine Gear Scooter Drive Gear Scooter Sliding Gear Fuel Economy SidingAmazon$117.20
Walker Products 595-1023 Variable Valve Timing Sprockets Alter Timing to Improve Engine Performance, Fuel Economy, and Emissions.Amazon$6.98
CASTROL 1 Quart 10W-40 High Mileage Motor Oil for Extended Engine Life and Improved Fuel Economy | 149D7BLowe's$15.96
Motul MTL102782 8100 Eco-nergy 5W-30 100 Percent Synthetic Fuel Economy Gasoline and Diesel Lubricant - 1 LiterAmazon$26.49
DT550 Friction Reducer; Friction Modifier Pint 16 Oz, for use with Engines, Fuel Economy, Bearings, and Everyday Household appliancesAmazon$41.95
DT550 Friction Reducer; Friction Modifier Quart 32 Oz, for use with Engines, Fuel Economy, Bearings, and Everyday Household appliancesAmazon$9.28
Pennzoil 1 Quart 5W-20 Platinum Full Synthetic Motor Oil for Better Fuel Economy and Outstanding Piston Cleanliness | 550022686Lowe's$179.99
RYC New Automotive Air Conditioning Compressor FH220 (Only For Vehicles With the Fuel Economy Package. This Compressor has a Clutch Coil!)Amazon$32.98
Pennzoil Pzl 0W20 Syn Platinum 5Qt - Synthetic Motor Oil, 0W-20, 5 Quarts - Better Fuel Economy, Outstanding Piston Cleanliness | 550046127Lowe's$4.98
Gumout Carburetor Cleaner - Powerful Jet Spray for Improved Engine Performance and Fuel Economy - Cleans All Unpainted Metal Parts - Industry LeaderLowe's$159.99
ScanGauge - SG2 II Ultra Compact 3-in-1 Automotive Computer with Customizable Real-Time Fuel Economy Digital Gauges , Black , 5 InchAmazon$6.98
Pennzoil Platinum 10W-40 Conventional Motor Oil - 1 Quart - For Gasoline, RV, and ATV/UTV Engines - Better Fuel Economy & Piston CleanlinessLowe's$15.99
Hot Shot's Secret Gasoline Extreme – Concentrated One Tank Cleaner – Synthetic Formula – Fuel System Cleaner – Lubricates Engine Components – Increases Fuel Economy, Orange, 12.00 Fl Oz (Pack of 1)Amazon$6.98
CASTROL 5W-30 High Mileage Full Synthetic Motor Oil - Quart - Improved Fuel Economy - Prevents Emission System Failure - Reduces Leaks and Engine WearLowe's$11.90
ZSDTRP Carburetor Carb Emulsion Tube Injection Needle Holder Kit Jet for PW-K 21-34 PE Sta-ge Flat-Slide Improved Performance and Fuel Economy (N413-12A00)Amazon