Lucas OilSea FoamSuper TechTECHRONSTPGumoutBerryman ProductsRoyal PurpleBar's LeaksRisloneMarvel Mystery OilDura LubeHot Shot's SecretHeetPower ServiceRestoreSTA-BILCatacleanValvolineMechanic In A BottleHowes LubricatorXerdsxStar briteCRCNiteoChevronLIQUI MOLYBGRedlineVP Racing FuelsLubegardArchoilRed Line Synthetic OilDiesel Fuel SupplementGold EagleDiesel 911K-SealBlueDEFTruFuelSlick 50Ethanol ShieldQuicksilverLucas ClassicPrestoneMotorcraftATPMarvelMr. GasketYamahaACDelcozMAXK-100 Fuel TreatmentRust-OleumFuel OxSMB InternationalLubrication Specialties, Inc.Alliant PowerMotor MedicOpti-LubeHammond'sKeroKleanWarren DistributionK&NPower Plus LubricantsKroilCamcoPEAKFJCRSC Chemical SolutionsATP AutomotiveYukon Gear & AxleCrown Automotive104+ATS ChemicalBattery GuyzE-ZOILTorcoPittsburgh PowerSolder-ItFour SeasonsMercury MarineCRC IndustriesXINYUANVersaChemGoof OffDiesel Kleen +Cetane BoostWIX FiltersTuskPower PlusGenericUnbrandedHighline ChemicalsLUCASOcibmnREV-XStanadyneMercuryHigh LineComStarVPFPPFSchaeffer'sAllstar PerformanceNOBRANDVxdvouMotor GodMytee ProductsXADOGepaas4UBANIRODoori CosmeticsYunuuuoaB3C Fuel SolutionsHigh TeckIreezecKlotzQnjujnJohnsen'sSeaSmilyeezBoost Performance ProductsTracer ProductsDorman HELPStensCarbon ExpressRNLUGMCastrolDoc's DieselHapcoHi-GearKRONDOOvertimeProfleet Heavy DutyRACE GASUQRZAUArmoredArmored AutoGroupDisfruteDriven Racing OilEnergy ReleaseGENTEC AND GREENTEC PRODUCTSJEGSLunxisenNZRUANETEC 2000AllStatesAgPartsApmemissBaldwinCaiYueKeCyclemaxDedaraDorman HD SolutionsFIRZEROGUNKlkfuzjManhattan OilMDRMEECO'S RED DEVILMMJRVS TECHNOLOGYSilverhookStarTeviRoomUViewBafuCadornCATCOCEQUCDXSSXCEmgmcpFireKingFiudxFnyoxuFuel MedicsHondaJustice BrothersMotulPULMCheergerRadiator Specialty CompanyRAGUPELSierraTeissulyTIITSTOYWeloilleActive AthleteB'lasterBerkebile OilBig End PerformanceCeveminCjhdymCozyCircuitDadatutuEastwoodElainilyeFufafayoHCJKDUHEROOYHonmine
Sort by|

Find auto parts that fit

Let’s search for parts that fit your vehicle.
*Required fields

Additives in Oils and Fluids

Uses item details. Price when purchased online

100+ bought since yesterday BlueDEF Diesel Exhaust Fluid, 2.5 gal $17.97 5.6 ¢/fl oz

100+ bought since yesterday
BlueDEF Diesel Exhaust Fluid, 2.5 gal
Available in additional 4 options
current price $17.97
5.6 ¢/fl oz
Options from $17.97 – $71.88

BlueDEF Diesel Exhaust Fluid, 2.5 gal

4.7 out of 5 Stars. 2751 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Overall pick Sea Foam SF16 Motor Treatment Automotive Additive, 16 oz $8.48 Was $9.99 53.0 ¢/fl oz

Overall pick
Sea Foam SF16 Motor Treatment Automotive Additive, 16 oz
Available in additional 5 options
current price Now $8.48, Was $9.99
53.0 ¢/fl oz
Options from $8.48 – $203.52

Sea Foam SF16 Motor Treatment Automotive Additive, 16 oz

4.8 out of 5 Stars. 6209 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Lucas Oil 10002 Heavy Duty Oil Stabilizer One Gallon Automotive Additive $35.68 27.9 ¢/fl oz

Lucas Oil 10002 Heavy Duty Oil Stabilizer One Gallon Automotive Additive
Available in additional 3 options
current price $35.68
27.9 ¢/fl oz
Options from $35.68 – $214.08

Lucas Oil 10002 Heavy Duty Oil Stabilizer One Gallon Automotive Additive

4.8 out of 5 Stars. 685 reviews
Save withWalmart plus
Delivery as soon as 24 minsFree shipping, arrives todayFree pickup as soon as 12pm

100+ bought since yesterday Chevron Techron Complete Fuel System Cleaner, 10 oz $8.38 83.8 ¢/fl oz

100+ bought since yesterday
Chevron Techron Complete Fuel System Cleaner, 10 oz
current price $8.38
83.8 ¢/fl oz

Chevron Techron Complete Fuel System Cleaner, 10 oz

4.7 out of 5 Stars. 1749 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Diesel Kleen + Cetane Boost 64-oz 6/1 per Case $21.25 Was $58.97 33.2 ¢/fl oz

Diesel Kleen + Cetane Boost 64-oz 6/1 per Case
Sponsored
current price Now $21.25, Was $58.97
33.2 ¢/fl oz
Options from $21.25 – $127.50

Diesel Kleen + Cetane Boost 64-oz 6/1 per Case

4.7 out of 5 Stars. 351 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Valvoline Restore & Protect Fuel System Cleaner - 12oz, 25204 $11.97 99.8 ¢/oz

Valvoline Restore & Protect Fuel System Cleaner - 12oz, 25204
Sponsored
current price $11.97
99.8 ¢/oz

Valvoline Restore & Protect Fuel System Cleaner - 12oz, 25204

5 out of 5 Stars. 3 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

100+ bought since yesterday Chevron Techron Complete Fuel System Cleaner, 10 oz $8.38 83.8 ¢/fl oz

100+ bought since yesterday
Chevron Techron Complete Fuel System Cleaner, 10 oz
Sponsored
current price $8.38
83.8 ¢/fl oz

Chevron Techron Complete Fuel System Cleaner, 10 oz

4.7 out of 5 Stars. 1749 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Best seller Chevron Techron High Mileage Fuel System Cleaner, 12 oz $10.38 86.5 ¢/fl oz

Best seller
Chevron Techron High Mileage Fuel System Cleaner, 12 oz
Sponsored
current price $10.38
86.5 ¢/fl oz
Options from $10.38 – $249.12

Chevron Techron High Mileage Fuel System Cleaner, 12 oz

4.7 out of 5 Stars. 434 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

100+ bought since yesterday Super Tech Multi-Mix 40:1/50:1 2-Cycle Premixed Small Engine Fuel 32 oz container $5.88 18.4 ¢/fl oz

100+ bought since yesterday
Super Tech Multi-Mix 40:1/50:1 2-Cycle Premixed Small Engine Fuel 32 oz container
Available in additional 2 options
current price $5.88
18.4 ¢/fl oz
Options from $5.88 – $11.76

Super Tech Multi-Mix 40:1/50:1 2-Cycle Premixed Small Engine Fuel 32 oz container

4.8 out of 5 Stars. 1150 reviews
Save withWalmart plus
Delivery as soon as 24 minsPickup as soon as 12pm

Crown 1-K Clean Burning Kerosene Fuel, 1 Gallon, Plastic Container $11.77 9.2 ¢/fl oz

Crown 1-K Clean Burning Kerosene Fuel, 1 Gallon, Plastic Container
1 Gallon, variant on Crown 1-K Clean Burning Kerosene Fuel, 1 Gallon, Plastic Container
Latern + 1 Gallon, variant on Crown 1-K Clean Burning Kerosene Fuel, 1 Gallon, Plastic Container
(2) 1 Gallon, variant on Crown 1-K Clean Burning Kerosene Fuel, 1 Gallon, Plastic Container
current price $11.77
9.2 ¢/fl oz
Options from $11.77 – $19.77

Crown 1-K Clean Burning Kerosene Fuel, 1 Gallon, Plastic Container

4.6 out of 5 Stars. 2135 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Dura Lube Catalytic & Exhaust System Treatment Emissions Additive Automotive Converter Cleaner 16 Fl oz $19.54 $1.22/fl oz

Dura Lube Catalytic & Exhaust System Treatment Emissions Additive Automotive Converter Cleaner 16 Fl oz
Sponsored
current price $19.54
$1.22/fl oz
Options from $19.54 – $468.96

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

4.2 out of 5 Stars. 811 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Star Tron Enzyme Fuel Treatment - Small Engine Formula – Gas Additive Rejuvenates & Stabilizes Old Gasoline - Cures & Prevents Ethanol Problems $8.92 Was $9.99 $1.12/fl oz

Star Tron Enzyme Fuel Treatment - Small Engine Formula – Gas Additive Rejuvenates & Stabilizes Old Gasoline - Cures & Prevents Ethanol Problems
Sponsored
current price Now $8.92, Was $9.99
$1.12/fl oz
Options from $8.92 – $107.04

Star Tron Enzyme Fuel Treatment - Small Engine Formula – Gas Additive Rejuvenates & Stabilizes Old Gasoline - Cures & Prevents Ethanol Problems

4.8 out of 5 Stars. 255 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Best seller Lucas Oil Heavy Duty Oil Stabilizer for Engines, 32 oz $14.44 45.1 ¢/fl oz

Best seller
Lucas Oil Heavy Duty Oil Stabilizer for Engines, 32 oz
Available in additional 5 options
current price $14.44
45.1 ¢/fl oz
Options from $14.44 – $346.56

Lucas Oil Heavy Duty Oil Stabilizer for Engines, 32 oz

4.8 out of 5 Stars. 1088 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Lucas Oil 10013 Fuel Treatment Gallon 7.5 Pound $31.44 Was $39.49 24.6 ¢/fl oz

Lucas Oil 10013 Fuel Treatment Gallon 7.5 Pound
Available in additional 3 options
current price Now $31.44, Was $39.49
24.6 ¢/fl oz
Options from $31.44 – $188.64

Lucas Oil 10013 Fuel Treatment Gallon 7.5 Pound

4.8 out of 5 Stars. 1157 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Sea Foam High Mileage Motor Treatment $11.88 Was $13.99 74.3 ¢/fl oz

Sea Foam High Mileage Motor Treatment
Available in additional 5 options
current price Now $11.88, Was $13.99
74.3 ¢/fl oz
Options from $11.88 – $142.56

Sea Foam High Mileage Motor Treatment

4.8 out of 5 Stars. 930 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Diesel Kleen + Cetane Boost 64-oz 6/1 per Case $21.25 Was $58.97 33.2 ¢/fl oz

Diesel Kleen + Cetane Boost 64-oz 6/1 per Case
Available in additional 3 options
current price Now $21.25, Was $58.97
33.2 ¢/fl oz
Options from $21.25 – $127.50

Diesel Kleen + Cetane Boost 64-oz 6/1 per Case

4.7 out of 5 Stars. 351 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Marvel Mystery Oil - Oil Enhancer and Fuel Treatment, 32 oz. $6.58 20.6 ¢/fl oz

Marvel Mystery Oil - Oil Enhancer and Fuel Treatment, 32 oz.
Available in additional 4 options
current price $6.58
20.6 ¢/fl oz
Options from $6.58 – $78.96

Marvel Mystery Oil - Oil Enhancer and Fuel Treatment, 32 oz.

4.8 out of 5 Stars. 1154 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Best seller Royal Purple Max-Clean Fuel System Cleaner & Stabilizer, 20 fl oz $11.64 Was $15.99 58.2 ¢/fl oz

Best seller
Royal Purple Max-Clean Fuel System Cleaner & Stabilizer, 20 fl oz
Available in additional 5 options
current price Now $11.64, Was $15.99
58.2 ¢/fl oz
Options from $11.64 – $279.36

Royal Purple Max-Clean Fuel System Cleaner & Stabilizer, 20 fl oz

4.6 out of 5 Stars. 911 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

100+ bought since yesterday Lucas Oil 10020 Fuel Treatment 5.25 Ounce $5.78 $1.10/fl oz

100+ bought since yesterday
Lucas Oil 10020 Fuel Treatment 5.25 Ounce
Available in additional 5 options
current price $5.78
$1.10/fl oz
Options from $5.78 – $138.96

Lucas Oil 10020 Fuel Treatment 5.25 Ounce

4.8 out of 5 Stars. 1769 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Berryman B-12 Chemtool Fuel System Cleaner, 15 oz $4.97 33.1 ¢/oz

Berryman B-12 Chemtool Fuel System Cleaner, 15 oz
Available in additional 5 options
current price $4.97
33.1 ¢/oz
Options from $4.97 – $119.28

Berryman B-12 Chemtool Fuel System Cleaner, 15 oz

4.8 out of 5 Stars. 1503 reviews
Save withWalmart plus
Delivery as soon as 24 minsPickup as soon as 12pm

Best seller Royal Purple Max-Clean Fuel System Cleaner & Stabilizer, 20 fl oz $11.64 Was $15.99 58.2 ¢/fl oz

Best seller
Royal Purple Max-Clean Fuel System Cleaner & Stabilizer, 20 fl oz
Sponsored
current price Now $11.64, Was $15.99
58.2 ¢/fl oz
Options from $11.64 – $279.36

Royal Purple Max-Clean Fuel System Cleaner & Stabilizer, 20 fl oz

4.6 out of 5 Stars. 911 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Archoil Ultimate Diesel Kit - AR9100 Friction Modifier (16oz) + AR6500 Diesel Treatment (40oz) + AR6400-D Diesel Fuel System Cleaner (12oz) $89.90

Archoil Ultimate Diesel Kit - AR9100 Friction Modifier (16oz) + AR6500 Diesel Treatment (40oz) + AR6400-D Diesel Fuel System Cleaner (12oz)
Sponsored
current price $89.90

Archoil Ultimate Diesel Kit - AR9100 Friction Modifier (16oz) + AR6500 Diesel Treatment (40oz) + AR6400-D Diesel Fuel System Cleaner (12oz)

4.9 out of 5 Stars. 699 reviews
Free shipping, arrives in 3+ days

In 25+ people's carts (2 pack) Super Tech Carburetor and Air Intake Cleaner, 12.5 oz $5.94 23.8 ¢/oz

In 25+ people's carts
(2 pack) Super Tech Carburetor and Air Intake Cleaner, 12.5 oz
Available in additional 5 options
current price $5.94
23.8 ¢/oz
Options from $5.94 – $71.28

(2 pack) Super Tech Carburetor and Air Intake Cleaner, 12.5 oz

4.7 out of 5 Stars. 831 reviews
Save withWalmart plus
Shipping, arrives Mon, Jul 20

Red Line 60103 SI-1 Complete Fuel System Cleaner - 15 Ounce $17.99

Red Line 60103 SI-1 Complete Fuel System Cleaner - 15 Ounce
current price $17.99

Red Line 60103 SI-1 Complete Fuel System Cleaner - 15 Ounce

4.5 out of 5 Stars. 161 reviews
Free shipping, arrives in 3+ days

Bar's Leaks 1334 One Seal Stop Leak Automotive Additive, 11 oz $6.36 57.8 ¢/fl oz

Bar's Leaks 1334 One Seal Stop Leak Automotive Additive, 11 oz
Available in additional 6 options
current price $6.36
57.8 ¢/fl oz
Options from $6.36 – $152.64

Bar's Leaks 1334 One Seal Stop Leak Automotive Additive, 11 oz

4.4 out of 5 Stars. 678 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Rislone 4102 Engine Treatment Automotive Additive, 16.9 oz $6.88 40.7 ¢/fl oz

Rislone 4102 Engine Treatment Automotive Additive, 16.9 oz
Available in additional 5 options
current price $6.88
40.7 ¢/fl oz
Options from $6.88 – $152.64

Rislone 4102 Engine Treatment Automotive Additive, 16.9 oz

4.7 out of 5 Stars. 581 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Techron Concentrate Plus Complete Fuel System Cleaner 20oz bottle $17.99 90.0 ¢/fl oz

Techron Concentrate Plus Complete Fuel System Cleaner 20oz bottle
Available in additional 5 options
current price $17.99
90.0 ¢/fl oz
Options from $17.99 – $35.98

Techron Concentrate Plus Complete Fuel System Cleaner 20oz bottle

4.6 out of 5 Stars. 168 reviews
Save withWalmart plus
Shipping, arrives Mon, Jul 20
Only 2 left

Restore 8-Cylinder Formula Engine Restorer and Lubricant - 16 fl oz $11.88 74.3 ¢/oz

Restore 8-Cylinder Formula Engine Restorer and Lubricant - 16 fl oz
Available in additional 4 options
current price $11.88
74.3 ¢/oz
Options from $11.88 – $142.56

Restore 8-Cylinder Formula Engine Restorer and Lubricant - 16 fl oz

4.7 out of 5 Stars. 191 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

100+ bought since yesterday Super Tech Engine Starting Fluid - 11 fl oz (1 Count) $3.97 36.1 ¢/oz

100+ bought since yesterday
Super Tech Engine Starting Fluid - 11 fl oz (1 Count)
Available in additional 5 options
current price $3.97
36.1 ¢/oz
Options from $3.97 – $47.64

Super Tech Engine Starting Fluid - 11 fl oz (1 Count)

4.7 out of 5 Stars. 790 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Best seller Chevron Techron High Mileage Fuel System Cleaner, 12 oz $10.38 86.5 ¢/fl oz

Best seller
Chevron Techron High Mileage Fuel System Cleaner, 12 oz
Available in additional 6 options
current price $10.38
86.5 ¢/fl oz
Options from $10.38 – $249.12

Chevron Techron High Mileage Fuel System Cleaner, 12 oz

4.7 out of 5 Stars. 434 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Archoil AR6400-D Diesel Fuel System Cleaner (12 oz) Rapid Injector Cleaner, Turbo & DPF Deposit Control $24.95

Archoil AR6400-D Diesel Fuel System Cleaner (12 oz) Rapid Injector Cleaner, Turbo & DPF Deposit Control
Sponsored
current price $24.95

Archoil AR6400-D Diesel Fuel System Cleaner (12 oz) Rapid Injector Cleaner, Turbo & DPF Deposit Control

3.7 out of 5 Stars. 9 reviews
Free shipping, arrives in 3+ days

Lucas Oil 10013 Fuel Treatment Gallon 7.5 Pound $31.44 Was $39.49 24.6 ¢/fl oz

Lucas Oil 10013 Fuel Treatment Gallon 7.5 Pound
Sponsored
current price Now $31.44, Was $39.49
24.6 ¢/fl oz
Options from $31.44 – $188.64

Lucas Oil 10013 Fuel Treatment Gallon 7.5 Pound

4.8 out of 5 Stars. 1157 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

STP High Mileage Oil Treatment and Stop Leak Additive, 15 fl oz $6.98 46.5 ¢/fl oz

STP High Mileage Oil Treatment and Stop Leak Additive, 15 fl oz
Available in additional 6 options
current price $6.98
46.5 ¢/fl oz
Options from $6.98 – $83.76

STP High Mileage Oil Treatment and Stop Leak Additive, 15 fl oz

4.6 out of 5 Stars. 506 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Super Tech Universal Motor Treatment for Gas, Diesel, and Oil, Truck and Car 16 fl oz $4.64 29.0 ¢/fl oz

Super Tech Universal Motor Treatment for Gas, Diesel, and Oil, Truck and Car 16 fl oz
Available in additional 5 options
current price $4.64
29.0 ¢/fl oz
Options from $4.64 – $111.36

Super Tech Universal Motor Treatment for Gas, Diesel, and Oil, Truck and Car 16 fl oz

4.6 out of 5 Stars. 334 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Super Tech Fuel Injector Cleaner Automotive Additive, 6 fl oz $2.18 Was $2.67 36.3 ¢/fl oz

Super Tech Fuel Injector Cleaner Automotive Additive, 6 fl oz
Available in additional 5 options
current price Now $2.18, Was $2.67
36.3 ¢/fl oz
Options from $2.18 – $52.32

Super Tech Fuel Injector Cleaner Automotive Additive, 6 fl oz

4.6 out of 5 Stars. 333 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Mechanic in a Bottle Fuel System Fix All Fuel Additive, 8 oz bottle $7.84 98.0 ¢/fl oz

Mechanic in a Bottle Fuel System Fix All Fuel Additive, 8 oz bottle
Available in additional 2 options
current price $7.84
98.0 ¢/fl oz
Options from $7.84 – $23.52

Mechanic in a Bottle Fuel System Fix All Fuel Additive, 8 oz bottle

4.6 out of 5 Stars. 311 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Dura Lube Catalytic & Exhaust System Treatment Emissions Additive Automotive Converter Cleaner 16 Fl oz $19.54 $1.22/fl oz

Dura Lube Catalytic & Exhaust System Treatment Emissions Additive Automotive Converter Cleaner 16 Fl oz
Available in additional 5 options
current price $19.54
$1.22/fl oz
Options from $19.54 – $468.96

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

4.2 out of 5 Stars. 811 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Lucas Oil 10512 Deep Clean Fuel System Cleaner Performance Additive 16 Ounce $8.99 Was $12.59 56.2 ¢/fl oz

Lucas Oil 10512 Deep Clean Fuel System Cleaner Performance Additive 16 Ounce
Available in additional 6 options
current price Now $8.99, Was $12.59
56.2 ¢/fl oz
Options from $8.99 – $215.76

Lucas Oil 10512 Deep Clean Fuel System Cleaner Performance Additive 16 Ounce

4.7 out of 5 Stars. 313 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Marvel Mystery Oil - Automotive Additive Oil Enhancer and Fuel Treatment , 64 oz, Works with Vehicles with Gasoline and Diesel Engines $12.97 20.3 ¢/fl oz

Marvel Mystery Oil - Automotive Additive Oil Enhancer and Fuel Treatment , 64 oz, Works with Vehicles with Gasoline and Diesel Engines
Available in additional 4 options
current price $12.97
20.3 ¢/fl oz
Options from $12.97 – $155.64

Marvel Mystery Oil - Automotive Additive Oil Enhancer and Fuel Treatment , 64 oz, Works with Vehicles with Gasoline and Diesel Engines

4.7 out of 5 Stars. 144 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Super Tech Super Concentrated Fuel Injector and Carburetor Cleaner, 6 fl Oz, 1 Count $1.98 33.0 ¢/fl oz

Super Tech Super Concentrated Fuel Injector and Carburetor Cleaner, 6 fl Oz, 1 Count
Available in additional 5 options
current price $1.98
33.0 ¢/fl oz
Options from $1.98 – $47.52

Super Tech Super Concentrated Fuel Injector and Carburetor Cleaner, 6 fl Oz, 1 Count

4.6 out of 5 Stars. 324 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

STP Synthetic Oil Treatment Engine Oil Additive, 15 fl oz $8.92 59.5 ¢/fl oz

STP Synthetic Oil Treatment Engine Oil Additive, 15 fl oz
Available in additional 4 options
current price $8.92
59.5 ¢/fl oz
Options from $8.92 – $107.04

STP Synthetic Oil Treatment Engine Oil Additive, 15 fl oz

4.8 out of 5 Stars. 164 reviews
Save withWalmart plus
Shipping, arrives Mon, Jul 20

STP High Viscosity Oil Treatment 15 Fluid Ounces for Conventional or Synthetic Oils $4.98 33.2 ¢/fl oz

STP High Viscosity Oil Treatment 15 Fluid Ounces for Conventional or Synthetic Oils
Available in additional 5 options
current price $4.98
33.2 ¢/fl oz
Options from $4.98 – $119.52

STP High Viscosity Oil Treatment 15 Fluid Ounces for Conventional or Synthetic Oils

4.8 out of 5 Stars. 324 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Royal Purple Max-Restore 18001 Fuel System Treatment Automotive Additive, 6 fl oz $8.88 $1.48/fl oz

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

4.5 out of 5 Stars. 63 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

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. 458 reviews
Save withWalmart plus
Delivery as soon as 24 minsPickup as soon as 12pm

Sea Foam Fuel Injector Cleaner $5.24 Was $6.79 99.8 ¢/fl oz

Sea Foam Fuel Injector Cleaner
Available in additional 5 options
current price Now $5.24, Was $6.79
99.8 ¢/fl oz
Options from $5.24 – $125.76

Sea Foam Fuel Injector Cleaner

4.8 out of 5 Stars. 611 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Techron Concentrate Plus 12oz $20.99

Techron Concentrate Plus 12oz
current price $20.99

Techron Concentrate Plus 12oz

4.5 out of 5 Stars. 61 reviews
Save withWalmart plus
Shipping, arrives Mon, Jul 20

Royal Purple Max-Atomizer 18000 Fuel Injector Cleaner, 6 fl oz $6.48 Was $8.66 $1.08/fl oz

Royal Purple Max-Atomizer 18000 Fuel Injector Cleaner, 6 fl oz
Available in additional 5 options
current price Now $6.48, Was $8.66
$1.08/fl oz
Options from $6.48 – $155.52

Royal Purple Max-Atomizer 18000 Fuel Injector Cleaner, 6 fl oz

4.7 out of 5 Stars. 225 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Valvoline Restore & Protect Fuel System Cleaner - 12oz, 25204 $11.97 99.8 ¢/oz

Valvoline Restore & Protect Fuel System Cleaner - 12oz, 25204
current price $11.97
99.8 ¢/oz

Valvoline Restore & Protect Fuel System Cleaner - 12oz, 25204

5 out of 5 Stars. 3 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

Niteo Products Motor Medic Engine Flush Additive, 32 fl oz – Cleans Cars, Trucks, SUVs $6.78 21.2 ¢/fl oz

Niteo Products Motor Medic Engine Flush Additive, 32 fl oz – Cleans Cars, Trucks, SUVs
Available in additional 4 options
current price $6.78
21.2 ¢/fl oz
Options from $6.78 – $81.36

Niteo Products Motor Medic Engine Flush Additive, 32 fl oz – Cleans Cars, Trucks, SUVs

4.7 out of 5 Stars. 231 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

STP Gas Treatment For Any Gasoline Engine - 5.25 fl oz (2 Count) $4.98 47.4 ¢/fl oz

STP Gas Treatment For Any Gasoline Engine - 5.25 fl oz (2 Count)
Available in additional 5 options
current price $4.98
47.4 ¢/fl oz
Options from $4.98 – $119.52

STP Gas Treatment For Any Gasoline Engine - 5.25 fl oz (2 Count)

4.7 out of 5 Stars. 461 reviews
Save withWalmart plus
Delivery as soon as 24 minsShipping, arrives todayPickup as soon as 12pm

About Additives in Oils and Fluids - Walmart.com

Automotive additives help you match the right formula to your vehicle’s fuel, oil, transmission, or coolant system. You can compare additive type, engine compatibility, mileage fit, and treatment purpose before you choose.

How to choose automotive additives by additive type

You should start with the system you want to support, because each formula fits a different part of your vehicle. You’ll usually compare fuel additives, oil additives, transmission additives, and coolant additives in this category.

Fuel additives and fuel system cleaner options fit your gasoline or diesel tank during routine fill-ups. You can choose oil additives for your crankcase and select transmission additives based on your transmission fluid type.

Coolant additives fit your cooling system and help you maintain temperature stability, corrosion control, and system cleanliness. You’ll want to match the formula to the fluid reservoir listed on your bottle label.

  • You can narrow choices by fuel, oil, transmission, or coolant use.
  • You can compare formulas for high mileage or standard vehicles.
  • You can select treatments aimed at cleanliness, friction reduction, or leak stopping.
  • You can check whether the formula fits gasoline, diesel, or hybrid applications.

Choosing engine additives and compatibility details

You should check your engine type before you choose engine additives, because gas and diesel formulas aren’t always interchangeable. You’ll also want to confirm whether your vehicle uses a turbocharged setup or hybrid system.

Gasoline formulas often feature labels for spark-ignition engines, while diesel formulas target compression-ignition needs. You can look for wording that clearly matches your fuel type and application method.

Hybrid vehicles may still use gasoline engines, but you should verify the product label before adding any treatment. You can also check whether the formula mentions start-stop driving or mixed driving patterns.

You may also compare packaging for API-related language or manufacturer approval references when warranty compliance matters to you. You should always confirm your owner’s manual requirements before using any additive in a covered vehicle.

What to look for in oil and fuel additives

You can compare oil and fuel additives by the issue you want to address in everyday driving. You may be looking for engine cleanliness, friction reduction, fuel economy support, or leak stopping.

If your vehicle feels rough at idle or less responsive, you may prefer a fuel system cleaner or injector-focused formula. If your older engine uses oil between changes, you may look for high mileage oil treatments.

For transmission additives, you’ll want to check fluid compatibility and the intended use on the label. Some formulas target smoother shifting, while others focus on seal conditioning or fluid performance support.

You should also compare treatment ratio and application frequency before you buy. You may see directions listed by ounces per gallon, ounces per quart, or one bottle per service interval.

Higher treatment ratios can matter when you maintain trucks, multiple vehicles, or larger fluid capacities. You’ll want directions that match your maintenance routine, because some formulas are one-time treatments and others are repeat-use options.

Matching automotive additives to mileage and driving needs

You can use vehicle mileage as a practical filter when you compare automotive additives. High mileage formulas are usually labeled for older engines, while standard formulas fit regular maintenance plans.

If your vehicle has many road miles, you may focus on formulas aimed at seal conditioning, deposit control, or friction reduction. You can pair that search with oil additives or transmission additives, depending on the system involved.

For daily commuting, you may prefer fuel additives that fit consistent fill-up habits and straightforward dosing. If you tow, drive long highway distances, or run a diesel truck, you may compare larger bottles and diesel-specific treatments.

You can also measure convenience by bottle size, pour spout design, and whether the formula is a single application. Those details help you handle routine maintenance with less guesswork at the garage or driveway.

How to compare application details before you choose

You should read the label for fluid capacity guidance, because treatment amounts can vary widely across formulas. You’ll often find directions tied to gallons of fuel, quarts of oil, or full transmission service intervals.

You can use some engine additives for preventive maintenance, or choose others for specific performance concerns. You can compare whether you need a seasonal treatment, an every-fill option, or a product for scheduled service.

You may also look for clear instructions about when to add the formula during your maintenance routine. That makes it easier for you to match the product to an oil change, fuel fill-up, or fluid replacement.

When you compare additive type, compatibility, mileage fit, and treatment directions, you can choose with more confidence. You’ll end up with automotive additives that align with your vehicle, your maintenance schedule, and your driving habits.