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Additives in Oils and Fluids

Uses item details. Price when purchased online

Power Service Diesel Kleen + Cetane Boost 64-oz 6/1 Per Case $22.64 35.4 ¢/fl oz

Power Service Diesel Kleen + Cetane Boost 64-oz 6/1 Per Case
Sponsored
current price $22.64
35.4 ¢/fl oz
Options from $22.64 – $128.88

Power Service Diesel Kleen + Cetane Boost 64-oz 6/1 Per Case

4.8 out of 5 Stars. 254 reviews
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Power Service Diesel Kleen + Cetane Boost $12.74 Was $24.18 49.0 ¢/fl oz

Power Service Diesel Kleen + Cetane Boost
Sponsored
current price Now $12.74, Was $24.18
49.0 ¢/fl oz

Power Service Diesel Kleen + Cetane Boost

4.8 out of 5 Stars. 95 reviews
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Rislone 4720 Cat Complete Fuel, Exhaust & Emissions System Cleaner, Automotive Additive, 16.9 oz $25.97 $1.54/fl oz

Rislone 4720 Cat Complete Fuel, Exhaust & Emissions System Cleaner, Automotive Additive, 16.9 oz
Sponsored
current price $25.97
$1.54/fl oz
Options from $25.97 – $518.16

Rislone 4720 Cat Complete Fuel, Exhaust & Emissions System Cleaner, Automotive Additive, 16.9 oz

4.6 out of 5 Stars. 3820 reviews
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Dura Lube Catalytic & Exhaust System Treatment Emissions Additive Automotive Converter Cleaner 16oz $19.54 $1.22/fl oz

Dura Lube Catalytic & Exhaust System Treatment Emissions Additive Automotive Converter Cleaner 16oz
Sponsored
current price $19.54
$1.22/fl oz
Options from $19.54 – $234.48

Dura Lube Catalytic & Exhaust System Treatment Emissions Additive Automotive Converter Cleaner 16oz

4.1 out of 5 Stars. 669 reviews
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Royal Purple Max-Restore 18001 Fuel System Treatment Automotive Additive, 6 oz $8.88 $1.48/fl oz

Royal Purple Max-Restore 18001 Fuel System Treatment Automotive Additive, 6 oz
Available in additional 5 options
current price $8.88
$1.48/fl oz
Options from $8.88 – $213.12

Royal Purple Max-Restore 18001 Fuel System Treatment Automotive Additive, 6 oz

4.5 out of 5 Stars. 36 reviews
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100+ bought since yesterday BlueDEF Diesel Exhaust Fluid 2.5 Gal Box - for Diesel Vehicles with SCR Systems - 1 Pack Box $15.48 4.8 ¢/fl oz

100+ bought since yesterday
BlueDEF Diesel Exhaust Fluid 2.5 Gal Box - for Diesel Vehicles with SCR Systems - 1 Pack Box
Available in additional 4 options
current price $15.48
4.8 ¢/fl oz
Options from $15.48 – $61.92

BlueDEF Diesel Exhaust Fluid 2.5 Gal Box - for Diesel Vehicles with SCR Systems - 1 Pack Box

4.7 out of 5 Stars. 2395 reviews
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Gumout 510014W Regane Complete Fuel System Cleaner, 6 oz $5.68 94.7 ¢/fl oz

Gumout 510014W Regane Complete Fuel System Cleaner, 6 oz
Available in additional 5 options
current price $5.68
94.7 ¢/fl oz
Options from $5.68 – $136.32

Gumout 510014W Regane Complete Fuel System Cleaner, 6 oz

4.7 out of 5 Stars. 200 reviews
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Best seller Hot Shot's Secret EDT+ Winter Defense - 16 oz. 7-in-1 Anti-Gel Fuel Booster – Winter Diesel Treatment, Treats 200 Gallons. $16.97 $1.06/fl oz

Best seller
Hot Shot's Secret EDT+ Winter Defense - 16 oz. 7-in-1 Anti-Gel Fuel Booster – Winter Diesel Treatment, Treats 200 Gallons.
Available in additional 4 options
current price $16.97
$1.06/fl oz
Options from $16.97 – $203.64

Hot Shot's Secret EDT+ Winter Defense - 16 oz. 7-in-1 Anti-Gel Fuel Booster – Winter Diesel Treatment, Treats 200 Gallons.

4.9 out of 5 Stars. 103 reviews
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Bar's Leaks Block Seal Head Gasket Fix Automotive Additive 24 oz $28.38 $1.18/oz

Bar's Leaks Block Seal Head Gasket Fix Automotive Additive 24 oz
current price $28.38
$1.18/oz

Bar's Leaks Block Seal Head Gasket Fix Automotive Additive 24 oz

4.6 out of 5 Stars. 1095 reviews
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Rislone High Mileage Compression Repair Oil 4447, Automotive Additives, 16.9 oz $10.27 60.8 ¢/fl oz

Rislone High Mileage Compression Repair Oil 4447, Automotive Additives, 16.9 oz
Available in additional 5 options
current price $10.27
60.8 ¢/fl oz
Options from $10.27 – $246.48

Rislone High Mileage Compression Repair Oil 4447, Automotive Additives, 16.9 oz

4.5 out of 5 Stars. 102 reviews
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Hot Shot's Secret Stiction Eliminator Oil Treatment for Gas & Diesel Engines 16 oz. $17.33 $1.08/fl oz

Hot Shot's Secret Stiction Eliminator Oil Treatment for Gas & Diesel Engines 16 oz.
Sponsored
current price $17.33
$1.08/fl oz
Options from $17.33 – $415.92

Hot Shot's Secret Stiction Eliminator Oil Treatment for Gas & Diesel Engines 16 oz.

4.9 out of 5 Stars. 752 reviews
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Dura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz $15.97 49.9 ¢/fl oz

Dura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz
Sponsored
current price $15.97
49.9 ¢/fl oz
Options from $15.97 – $95.82

Dura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz

4.8 out of 5 Stars. 222 reviews
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STP Octane Booster Fuel Additive for Gasoline Engines, 5.25 fl oz $4.48 85.3 ¢/fl oz

STP Octane Booster Fuel Additive for Gasoline Engines, 5.25 fl oz
Available in additional 5 options
current price $4.48
85.3 ¢/fl oz
Options from $4.48 – $107.52

STP Octane Booster Fuel Additive for Gasoline Engines, 5.25 fl oz

4.6 out of 5 Stars. 242 reviews
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Gumout Octane Boost, 10 oz- 510022W $3.74 37.4 ¢/fl oz

Gumout Octane Boost, 10 oz- 510022W
Available in additional 5 options
current price $3.74
37.4 ¢/fl oz
Options from $3.74 – $89.76

Gumout Octane Boost, 10 oz- 510022W

4.7 out of 5 Stars. 369 reviews
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STA-BIL In-Season Protection Fuel System Treatment and Fuel Injector Cleaner, Boost Mpg, Corrosion Protection, 8 fl oz (22288) $4.99 62.4 ¢/fl oz

STA-BIL In-Season Protection Fuel System Treatment and Fuel Injector Cleaner, Boost Mpg, Corrosion Protection, 8 fl oz (22288)
current price $4.99
62.4 ¢/fl oz

STA-BIL In-Season Protection Fuel System Treatment and Fuel Injector Cleaner, Boost Mpg, Corrosion Protection, 8 fl oz (22288)

4.8 out of 5 Stars. 189 reviews
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Lucas Oil 10576 Safeguard Ethanol Fuel Conditioner Fuel Additive 16 Ounce for Gasoline Engines $11.98 74.9 ¢/fl oz

Lucas Oil 10576 Safeguard Ethanol Fuel Conditioner Fuel Additive 16 Ounce for Gasoline Engines
Available in additional 5 options
current price $11.98
74.9 ¢/fl oz
Options from $11.98 – $287.52

Lucas Oil 10576 Safeguard Ethanol Fuel Conditioner Fuel Additive 16 Ounce for Gasoline Engines

4.8 out of 5 Stars. 101 reviews
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MotorKote Hyper Lubricant, Engine Treatment Gas or Diesel Lubricant, 32 oz $33.52 Was $38.03 $1.05/oz

MotorKote Hyper Lubricant, Engine Treatment Gas or Diesel Lubricant, 32 oz
Available in additional 3 options
current price Now $33.52, Was $38.03
$1.05/oz
Options from $33.52 – $201.12

MotorKote Hyper Lubricant, Engine Treatment Gas or Diesel Lubricant, 32 oz

4.7 out of 5 Stars. 107 reviews
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Star brite Star Tron Enzyme Fuel Treatment - Heavy Duty Marine Formula $10.48 $1.31/fl oz

Star brite Star Tron Enzyme Fuel Treatment - Heavy Duty Marine Formula
Available in additional 2 options
current price $10.48
$1.31/fl oz
Options from $10.48 – $31.44

Star brite Star Tron Enzyme Fuel Treatment - Heavy Duty Marine Formula

4.9 out of 5 Stars. 69 reviews
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Mechanic in a Bottle Fuel System Fix All Fuel Additive, 4 oz bottle $5.94 Was $8.99 $1.49/fl oz

Mechanic in a Bottle Fuel System Fix All Fuel Additive, 4 oz bottle
Available in additional 2 options
current price Now $5.94, Was $8.99
$1.49/fl oz
Options from $5.94 – $11.88

Mechanic in a Bottle Fuel System Fix All Fuel Additive, 4 oz bottle

4.7 out of 5 Stars. 113 reviews
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STP High Mileage Fuel Injector Cleaner and Carburetor Cleaner $2.88 Was $4.99 54.9 ¢/fl oz

STP High Mileage Fuel Injector Cleaner and Carburetor Cleaner
Available in additional 5 options
current price Now $2.88, Was $4.99
54.9 ¢/fl oz
Options from $2.88 – $69.12

STP High Mileage Fuel Injector Cleaner and Carburetor Cleaner

4.7 out of 5 Stars. 170 reviews
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STA-BIL 360 Ethanol Treatment and Stabilizer - Fuel System and Injector Cleaner | Great for Boats & Watercrafts, In-Season Cleaning & Protection 32 fl. oz. (22240) $23.80 74.4 ¢/fl oz

STA-BIL 360 Ethanol Treatment and Stabilizer  - Fuel System and Injector Cleaner | Great for Boats & Watercrafts, In-Season Cleaning & Protection 32 fl. oz. (22240)
Sponsored
current price $23.80
74.4 ¢/fl oz
Options from $23.80 – $285.60

STA-BIL 360 Ethanol Treatment and Stabilizer - Fuel System and Injector Cleaner | Great for Boats & Watercrafts, In-Season Cleaning & Protection 32 fl. oz. (22240)

4.8 out of 5 Stars. 171 reviews
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STA-BIL In-Season Protection Cleans Injectors, Increases Mileage & Prevents Corrosion, 10 fl. oz. (22264) $7.98 Was $12.99 79.8 ¢/fl oz

STA-BIL In-Season Protection Cleans Injectors, Increases Mileage & Prevents Corrosion, 10 fl. oz. (22264)
Sponsored
current price Now $7.98, Was $12.99
79.8 ¢/fl oz
Options from $7.98 – $191.52

STA-BIL In-Season Protection Cleans Injectors, Increases Mileage & Prevents Corrosion, 10 fl. oz. (22264)

4.7 out of 5 Stars. 193 reviews
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Gumout Regane High Mileage Fuel System Cleaner Additive, 6OZ - 510023W $6.72 $1.12/fl oz

Gumout Regane High Mileage Fuel System Cleaner Additive, 6OZ - 510023W
Available in additional 5 options
current price $6.72
$1.12/fl oz
Options from $6.72 – $161.28

Gumout Regane High Mileage Fuel System Cleaner Additive, 6OZ - 510023W

4.6 out of 5 Stars. 174 reviews
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Best seller Bar's Leaks Liquid Aluminum Radiator & Heater Core Stop Leak Antifreeze & Coolant, 16.9 oz $8.48 50.2 ¢/fl oz

Best seller
Bar's Leaks Liquid Aluminum Radiator & Heater Core Stop Leak Antifreeze & Coolant, 16.9 oz
Available in additional 4 options
current price $8.48
50.2 ¢/fl oz
Options from $8.48 – $59.76

Bar's Leaks Liquid Aluminum Radiator & Heater Core Stop Leak Antifreeze & Coolant, 16.9 oz

4.6 out of 5 Stars. 401 reviews
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Chevron Techron Fuel Injector Cleaner, 12 oz $9.00 Was $12.56 75.0 ¢/fl oz

Chevron Techron Fuel Injector Cleaner, 12 oz
Available in additional 5 options
current price Now $9.00, Was $12.56
75.0 ¢/fl oz
Options from $9.00 – $216.00

Chevron Techron Fuel Injector Cleaner, 12 oz

4.6 out of 5 Stars. 89 reviews
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(2 pack) Marvel Mystery Oil - Oil Enhancer and Fuel Treatment, 1 Gallon $68.26 26.7 ¢/fl oz

(2 pack) Marvel Mystery Oil - Oil Enhancer and Fuel Treatment, 1 Gallon
Available in additional 2 options
current price $68.26
26.7 ¢/fl oz
Options from $34.13

(2 pack) Marvel Mystery Oil - Oil Enhancer and Fuel Treatment, 1 Gallon

4.7 out of 5 Stars. 593 reviews
Out of stock

BlueDevil Oil Stop Leak, 8 oz Bottle $19.97 $2.50/oz

BlueDevil Oil Stop Leak, 8 oz Bottle
Sponsored
current price $19.97
$2.50/oz
Options from $19.97 – $479.28

BlueDevil Oil Stop Leak, 8 oz Bottle

4.1 out of 5 Stars. 203 reviews
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Hot Shot's Secret FR3 Oil Treatment for Gas & Diesel Engines 16 oz $15.81 99.5 ¢/fl oz

Hot Shot's Secret FR3 Oil Treatment for Gas & Diesel Engines 16 oz
Sponsored
current price $15.81
99.5 ¢/fl oz
Options from $15.81 – $189.72

Hot Shot's Secret FR3 Oil Treatment for Gas & Diesel Engines 16 oz

4.9 out of 5 Stars. 483 reviews
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