Shop gas additive to help pass smog check

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$24.71
CRC Emissions Test Formula: Guaranteed To Pass, 12 Fl Oz Container Size Model: 05063
Grainger
2K+
$24.71
CRC Emissions Test Formula: Guaranteed To Pass, 12 Fl Oz Container Size Model: 05063
Grainger
2K+
$15.99
CRC Guaranteed To Pass Emmissions Test Formula & Complete Fuel System Cleaner, 05063
Advance Auto Parts
5
$15.99
CRC Guaranteed To Pass Emmissions Test Formula & Complete Fuel System Cleaner, 05063
Advance Auto Parts
5
$73.00
PEAK BLUEDEF 2.5GAL
Amazon.com
405
Free shipping
$73.00
PEAK BLUEDEF 2.5GAL
Amazon.com
405
$112.95
Zmax 55-128 - Heavy Duty Multi-Purpose Formula For Engine & Fuel Systems - Easy To Use - Reduces Carbon Build-Up - Lubricates Metal - Improves Gas &
Amazon.com
464
Free shipping
$112.95
Zmax 55-128 - Heavy Duty Multi-Purpose Formula For Engine & Fuel Systems - Easy To Use - Reduces Carbon Build-Up - Lubricates Metal - Improves Gas &
Amazon.com
464
$33.96
Dura Lube Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive | 16 Fl Oz, 2-Pack
Amazon.com
5K+
$33.96
Dura Lube Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive | 16 Fl Oz, 2-Pack
Amazon.com
5K+
$96.94
STA-BIL In-Season Protection Fuel System Treatment | Full Protection Fuel System Cleaner, Injector Cleaner, Increases MPG, Prevents Corrosion, 32Oz (6
Amazon.com
4K+
Free shipping
$96.94
STA-BIL In-Season Protection Fuel System Treatment | Full Protection Fuel System Cleaner, Injector Cleaner, Increases MPG, Prevents Corrosion, 32Oz (6
Amazon.com
4K+
$45.12
Rislone Hy-Per Fuel Complete Fuel System Cleaner Gas (Pack Of 4)
Amazon.com
1K+
Free shipping
$45.12
Rislone Hy-Per Fuel Complete Fuel System Cleaner Gas (Pack Of 4)
Amazon.com
1K+
$6.19
Liqui Moly Speed Tec Gasoline Additive (250Ml) - Lm20234
GenRacer
$6.19
Liqui Moly Speed Tec Gasoline Additive (250Ml) - Lm20234
GenRacer
$24.99
Crc 05063 Guaranteed To Pass Emissions System Cleaner 12Oz
eBay
Free shipping
$24.99
Crc 05063 Guaranteed To Pass Emissions System Cleaner 12Oz
eBay
Free shipping
$23.99
Lucas Oil Products Emissions Clear, Fuel & Exhaust Cleaner, 1 Pint, 10715-8
Advance Auto Parts
4
$23.99
Lucas Oil Products Emissions Clear, Fuel & Exhaust Cleaner, 1 Pint, 10715-8
Advance Auto Parts
4
$79.99
$84.95
Star Tron Enzyme Fuel Treatment Concentrate, 128 Fl. Oz. - Treats Up To 2,048 Gallons - Rejuvenate & Stabilize Old Gasoline, Cure Ethanol Problems,
Amazon.com
456
Free shipping
$79.99
$84.95
Star Tron Enzyme Fuel Treatment Concentrate, 128 Fl. Oz. - Treats Up To 2,048 Gallons - Rejuvenate & Stabilize Old Gasoline, Cure Ethanol Problems,
Amazon.com
456
$33.20
CRC 125-05063 GUARANTEED TO PASS EMISSIONS TEST FORMULA 12 OZ
eBay
Free shipping
$33.20
CRC 125-05063 GUARANTEED TO PASS EMISSIONS TEST FORMULA 12 OZ
eBay
Free shipping
$66.91
Hot Shots Secret LX4 Lubricity Extreme 1 Gallon - Treats 1280 Gallons - Fuel Additive For Gasoline And Diesel Engines, Increases Lubricity, Protects
Amazon.com
704
Free shipping
$66.91
Hot Shots Secret LX4 Lubricity Extreme 1 Gallon - Treats 1280 Gallons - Fuel Additive For Gasoline And Diesel Engines, Increases Lubricity, Protects
Amazon.com
704
$208.60
Rislone® 4782 Diesel DEF Treatment Super Concentrate Anti-Crystallization Solution, 33 Oz (Pack Of 6)
Amazon.com
2
Free shipping
$208.60
Rislone® 4782 Diesel DEF Treatment Super Concentrate Anti-Crystallization Solution, 33 Oz (Pack Of 6)
Amazon.com
2
$9.21
B3C Fuel Solutions 4 Fl. Oz. Mechanic In A Bottle Gas Treatment B3C2-004-12
DkHardware.com
$9.21
B3C Fuel Solutions 4 Fl. Oz. Mechanic In A Bottle Gas Treatment B3C2-004-12
DkHardware.com
$15.99
Red Line Redline S-1 Fuel Treatment: Complete Fuel System Cleaner, Gas & Injector Additive Treatment, 15 Oz, 60103
Advance Auto Parts
5K+
$15.99
Red Line Redline S-1 Fuel Treatment: Complete Fuel System Cleaner, Gas & Injector Additive Treatment, 15 Oz, 60103
Advance Auto Parts
5K+
$45.52
Fuel & Exhaust System Cleaner - Pass Emissions Tests - Clear Check Engine Lig...
eBay
Free shipping
$45.52
Fuel & Exhaust System Cleaner - Pass Emissions Tests - Clear Check Engine Lig...
eBay
Free shipping
$29.99
2X Cans Catalytic Converter Cleaner, Oxygen Sensor Cleaner, Pass Emissions, Smog, Fuel Additive, Combustion Chamber Cleaner
Walmart
16
$29.99
2X Cans Catalytic Converter Cleaner, Oxygen Sensor Cleaner, Pass Emissions, Smog, Fuel Additive, Combustion Chamber Cleaner
Walmart
16
$8.98
Mechanic In A Bottle 8-Oz 2-Cycle Or 4-Cycle Engines Fuel Additive Rubber One_Size | 2-008
Lowe's
148
$8.98
Mechanic In A Bottle 8-Oz 2-Cycle Or 4-Cycle Engines Fuel Additive Rubber One_Size | 2-008
Lowe's
148
$28.99
Cataclean Fuel & Exhaust System Cleaner. Reduces Hydrocarbon Emissions Up To 50%, 120007
Advance Auto Parts
$28.99
Cataclean Fuel & Exhaust System Cleaner. Reduces Hydrocarbon Emissions Up To 50%, 120007
Advance Auto Parts
$35.99
2X Cans Catalytic Converter Cleaner Oxygen Sensor Cleaner Pass Emissions SMOG
eBay
1
$35.99
2X Cans Catalytic Converter Cleaner Oxygen Sensor Cleaner Pass Emissions SMOG
eBay
1
$28.95
Catalytic Converter Cleaner For Emissions Test Pass Fuel Additive 8.45 Oz
eBay
91
Free shipping
$28.95
Catalytic Converter Cleaner For Emissions Test Pass Fuel Additive 8.45 Oz
eBay
91
$10.95
Rev-X Adrenaline Gasoline Additive 8 Oz Bottle
Diesel Auto Power - July 7th 2025
$10.95
Rev-X Adrenaline Gasoline Additive 8 Oz Bottle
Diesel Auto Power - July 7th 2025
$47.00
(2 Pack) Rislone Cat Complete Fuel, Exhaust & Emissions System Cleaner, 16.9 Oz
Walmart
4K+
Free shipping
$47.00
(2 Pack) Rislone Cat Complete Fuel, Exhaust & Emissions System Cleaner, 16.9 Oz
Walmart
4K+
$27.95
Cataclean 120007 Fuel & Exhaust System Cleaner - 16Oz - For Gasoline - Cataclean
Kentucky Mustang Automotive
$27.95
Cataclean 120007 Fuel & Exhaust System Cleaner - 16Oz - For Gasoline - Cataclean
Kentucky Mustang Automotive
$26.95
Mishimoto Fuel Relief Gasoline Fuel Treatment
Diesel Auto Power - July 7th 2025
$26.95
Mishimoto Fuel Relief Gasoline Fuel Treatment
Diesel Auto Power - July 7th 2025
$3.78
Mag 1 Gas Treatment: Premium Gas Treatment, Corrosion Inhibitors, 12 Fl Oz Container Size Model: MAG00152
Grainger
1
$3.78
Mag 1 Gas Treatment: Premium Gas Treatment, Corrosion Inhibitors, 12 Fl Oz Container Size Model: MAG00152
Grainger
1
$45.01
Motorpower Care 2X Cans Catalytic Converter Cleaner Oxygen Sensor Cleaner Pass Emissions Smog Fuel Additive Combustion Chamber Cleaner, 8.45 Fl Oz (Pa
alumigogo
186
$45.01
Motorpower Care 2X Cans Catalytic Converter Cleaner Oxygen Sensor Cleaner Pass Emissions Smog Fuel Additive Combustion Chamber Cleaner, 8.45 Fl Oz (Pa
alumigogo
186
$15.97
15 Oz. Fuel System Cleaner - Red Line SI-1 Complete Fuel System Cleaner | Red Line Oil 60103
Summit Racing
36
$15.97
15 Oz. Fuel System Cleaner - Red Line SI-1 Complete Fuel System Cleaner | Red Line Oil 60103
Summit Racing
36
$263.40
Power Research Inc. - PRI-G Complete Gasoline Fuel Treatment, Additive 16 Oz. / 12
Go2marine
$263.40
Power Research Inc. - PRI-G Complete Gasoline Fuel Treatment, Additive 16 Oz. / 12
Go2marine
$4.22
STP Fuel Additive: Gas Treatment, 5.25 Fl Oz Container Size Model: 78573
Grainger
797
$4.22
STP Fuel Additive: Gas Treatment, 5.25 Fl Oz Container Size Model: 78573
Grainger
797
$5.49
Lucas Oil Fuel Treatment 5.25 Fluid Ounces - 10020
Acme Tools
20K+
$5.49
Lucas Oil Fuel Treatment 5.25 Fluid Ounces - 10020
Acme Tools
20K+
$12.39
Power Service Diesel 9-1-1 Fuel Additive 26-Ounce | Diesel 911 26 Oz | 08026-12
FleetPride
76
$12.39
Power Service Diesel 9-1-1 Fuel Additive 26-Ounce | Diesel 911 26 Oz | 08026-12
FleetPride
76
$6.99
Star Brite Star Tron Ezyme Fuel Treatment - 8 Oz
Cabela's
266
$6.99
Star Brite Star Tron Ezyme Fuel Treatment - 8 Oz
Cabela's
266
$16.79
16 Oz. Fuel System Cleaner - Hot Shot's Secret Everday Diesel Treatment Fuel System Additive | Hot Shot's Secret HSSEDT16Z
Summit Racing
7K+
$16.79
16 Oz. Fuel System Cleaner - Hot Shot's Secret Everday Diesel Treatment Fuel System Additive | Hot Shot's Secret HSSEDT16Z
Summit Racing
7K+
$11.99
Star Brite Star Tron Gasoline Additive | Fishusa
FishUSA
302
$11.99
Star Brite Star Tron Gasoline Additive | Fishusa
FishUSA
302
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Shop gas additive to help pass smog check

Sponsored
About our ads
$24.71
CRC Emissions Test Formula: Guaranteed To Pass, 12 Fl Oz Container Size Model: 05063
Grainger
2K+
$24.71
CRC Emissions Test Formula: Guaranteed To Pass, 12 Fl Oz Container Size Model: 05063
Grainger
2K+
$15.99
CRC Guaranteed To Pass Emmissions Test Formula & Complete Fuel System Cleaner, 05063
Advance Auto Parts
5
$15.99
CRC Guaranteed To Pass Emmissions Test Formula & Complete Fuel System Cleaner, 05063
Advance Auto Parts
5
$73.00
PEAK BLUEDEF 2.5GAL
Amazon.com
405
Free shipping
$73.00
PEAK BLUEDEF 2.5GAL
Amazon.com
405
$112.95
Zmax 55-128 - Heavy Duty Multi-Purpose Formula For Engine & Fuel Systems - Easy To Use - Reduces Carbon Build-Up - Lubricates Metal - Improves Gas &
Amazon.com
464
Free shipping
$112.95
Zmax 55-128 - Heavy Duty Multi-Purpose Formula For Engine & Fuel Systems - Easy To Use - Reduces Carbon Build-Up - Lubricates Metal - Improves Gas &
Amazon.com
464
$33.96
Dura Lube Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive | 16 Fl Oz, 2-Pack
Amazon.com
5K+
$33.96
Dura Lube Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive | 16 Fl Oz, 2-Pack
Amazon.com
5K+
$96.94
STA-BIL In-Season Protection Fuel System Treatment | Full Protection Fuel System Cleaner, Injector Cleaner, Increases MPG, Prevents Corrosion, 32Oz (6
Amazon.com
4K+
Free shipping
$96.94
STA-BIL In-Season Protection Fuel System Treatment | Full Protection Fuel System Cleaner, Injector Cleaner, Increases MPG, Prevents Corrosion, 32Oz (6
Amazon.com
4K+
$45.12
Rislone Hy-Per Fuel Complete Fuel System Cleaner Gas (Pack Of 4)
Amazon.com
1K+
Free shipping
$45.12
Rislone Hy-Per Fuel Complete Fuel System Cleaner Gas (Pack Of 4)
Amazon.com
1K+
$6.19
Liqui Moly Speed Tec Gasoline Additive (250Ml) - Lm20234
GenRacer
$6.19
Liqui Moly Speed Tec Gasoline Additive (250Ml) - Lm20234
GenRacer
$24.99
Crc 05063 Guaranteed To Pass Emissions System Cleaner 12Oz
eBay
Free shipping
$24.99
Crc 05063 Guaranteed To Pass Emissions System Cleaner 12Oz
eBay
Free shipping
$23.99
Lucas Oil Products Emissions Clear, Fuel & Exhaust Cleaner, 1 Pint, 10715-8
Advance Auto Parts
4
$23.99
Lucas Oil Products Emissions Clear, Fuel & Exhaust Cleaner, 1 Pint, 10715-8
Advance Auto Parts
4
$79.99
$84.95
Star Tron Enzyme Fuel Treatment Concentrate, 128 Fl. Oz. - Treats Up To 2,048 Gallons - Rejuvenate & Stabilize Old Gasoline, Cure Ethanol Problems,
Amazon.com
456
Free shipping
$79.99
$84.95
Star Tron Enzyme Fuel Treatment Concentrate, 128 Fl. Oz. - Treats Up To 2,048 Gallons - Rejuvenate & Stabilize Old Gasoline, Cure Ethanol Problems,
Amazon.com
456
$33.20
CRC 125-05063 GUARANTEED TO PASS EMISSIONS TEST FORMULA 12 OZ
eBay
Free shipping
$33.20
CRC 125-05063 GUARANTEED TO PASS EMISSIONS TEST FORMULA 12 OZ
eBay
Free shipping
$66.91
Hot Shots Secret LX4 Lubricity Extreme 1 Gallon - Treats 1280 Gallons - Fuel Additive For Gasoline And Diesel Engines, Increases Lubricity, Protects
Amazon.com
704
Free shipping
$66.91
Hot Shots Secret LX4 Lubricity Extreme 1 Gallon - Treats 1280 Gallons - Fuel Additive For Gasoline And Diesel Engines, Increases Lubricity, Protects
Amazon.com
704
$208.60
Rislone® 4782 Diesel DEF Treatment Super Concentrate Anti-Crystallization Solution, 33 Oz (Pack Of 6)
Amazon.com
2
Free shipping
$208.60
Rislone® 4782 Diesel DEF Treatment Super Concentrate Anti-Crystallization Solution, 33 Oz (Pack Of 6)
Amazon.com
2
$9.21
B3C Fuel Solutions 4 Fl. Oz. Mechanic In A Bottle Gas Treatment B3C2-004-12
DkHardware.com
$9.21
B3C Fuel Solutions 4 Fl. Oz. Mechanic In A Bottle Gas Treatment B3C2-004-12
DkHardware.com
$15.99
Red Line Redline S-1 Fuel Treatment: Complete Fuel System Cleaner, Gas & Injector Additive Treatment, 15 Oz, 60103
Advance Auto Parts
5K+
$15.99
Red Line Redline S-1 Fuel Treatment: Complete Fuel System Cleaner, Gas & Injector Additive Treatment, 15 Oz, 60103
Advance Auto Parts
5K+
$45.52
Fuel & Exhaust System Cleaner - Pass Emissions Tests - Clear Check Engine Lig...
eBay
Free shipping
$45.52
Fuel & Exhaust System Cleaner - Pass Emissions Tests - Clear Check Engine Lig...
eBay
Free shipping
$29.99
2X Cans Catalytic Converter Cleaner, Oxygen Sensor Cleaner, Pass Emissions, Smog, Fuel Additive, Combustion Chamber Cleaner
Walmart
16
$29.99
2X Cans Catalytic Converter Cleaner, Oxygen Sensor Cleaner, Pass Emissions, Smog, Fuel Additive, Combustion Chamber Cleaner
Walmart
16