AdditivesAdvance Auto Parts ShopAll Auto PaintAntifreeze & Car CoolantsATV / UTV Oils & FluidsAuto Paint ChemicalsAuto Repair ToolsAutomotive Bulk BuysAutomotive ElectricalAutomotive FluidsAutomotive GreasesAutomotive Paints and CoatingsAutomotive Specialty PaintsBrakes & Brake PartsBulk Automotive FluidsCar BatteriesCar WashCar Wash SuppliesDirt Bike Parts & AccessoriesEngine & Powertrain Replacement PartsExhaust Parts & Emissions PartsExterior Car DetailingFarm and Agriculture Bulk BuysGaskets & Sealers on Advance Auto Parts ShopHeadlight RestorationIce ScrapersIce Scrapers with BrushIgnition and Tune Up on Advance Auto Parts ShopInterior Car DetailingLIQUI MOLYMaintenance EquipmentMotor OilMotor Oil, Fluids & Additives on Advance Auto Parts ShopMotorcycle Oils & FluidsOil Change ToolsPaint and Decal RemoversPerformance Ignition and ElectricalPrestoneReplacement Auto PartsTractor FluidsTruck and Fleet Bulk BuysTruck Batteries
Sort by|
AdditivesAdvance Auto Parts ShopAll Auto PaintAntifreeze & Car CoolantsATV / UTV Oils & FluidsAuto Paint ChemicalsAuto Repair ToolsAutomotive Bulk BuysAutomotive ElectricalAutomotive FluidsAutomotive GreasesAutomotive Paints and CoatingsAutomotive Specialty PaintsBrakes & Brake PartsBulk Automotive FluidsCar BatteriesCar WashCar Wash SuppliesDirt Bike Parts & AccessoriesEngine & Powertrain Replacement PartsExhaust Parts & Emissions PartsExterior Car DetailingFarm and Agriculture Bulk BuysGaskets & Sealers on Advance Auto Parts ShopHeadlight RestorationIce ScrapersIce Scrapers with BrushIgnition and Tune Up on Advance Auto Parts ShopInterior Car DetailingLIQUI MOLYMaintenance EquipmentMotor OilMotor Oil, Fluids & Additives on Advance Auto Parts ShopMotorcycle Oils & FluidsOil Change ToolsPaint and Decal RemoversPerformance Ignition and ElectricalPrestoneReplacement Auto PartsTractor FluidsTruck and Fleet Bulk BuysTruck Batteries

Additives For Plastics

Uses item details. Price when purchased online

Rollback Dura Lube Catalytic & Exhaust System Treatment Emissions Additive Automotive Converter Cleaner 16oz From $16.98

Dura Lube Catalytic & Exhaust System Treatment Emissions Additive Automotive Converter Cleaner 16oz
Options
Sponsored
From$1698

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

4.2 out of 5 Stars. 701 reviews
Save with
Walmart Plus

Dura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz From $15.97

Dura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz
Options
Sponsored
From$1597

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

4.7 out of 5 Stars. 227 reviews
Save with
Walmart Plus

BG Advanced Formula MOA EPR_115 Automotive Additive, 32 oz $38.50

BG Advanced Formula MOA EPR_115 Automotive Additive, 32 oz
Sponsored
current price $38.50

BG Advanced Formula MOA EPR_115 Automotive Additive, 32 oz

4.4 out of 5 Stars. 16 reviews

Metal Lube Diesel Fuel Treatment Additive, Injector Cleaner 8 OZ 4 Pack From $49.50

Metal Lube Diesel Fuel Treatment Additive, Injector Cleaner 8 OZ 4 Pack
Options
Sponsored
From$4950

Metal Lube Diesel Fuel Treatment Additive, Injector Cleaner 8 OZ 4 Pack

US Chemical Super Charger 40154 Resin Additive, 16 oz, Liquid $31.38 Was $34.93

US Chemical Super Charger 40154 Resin Additive, 16 oz, Liquid
current price Now $31.38, Was $34.93

US Chemical Super Charger 40154 Resin Additive, 16 oz, Liquid

Blue Devil Pro BD12 Universal Leak Repair Automotive Additive, 12 oz $19.99 Was $24.95

Blue Devil Pro BD12 Universal Leak Repair Automotive Additive, 12 oz
current price Now $19.99, Was $24.95

Blue Devil Pro BD12 Universal Leak Repair Automotive Additive, 12 oz

Battery Recovery Fluid Additive Solution For Lead Acid Batteries 500Ml Bottle With Screwdriver And Funnel Improves Battery Performance Made Of Plastic

Battery Recovery Fluid Additive Solution For Lead Acid Batteries 500Ml Bottle With Screwdriver And Funnel Improves Battery Performance Made Of Plastic

Battery Recovery Fluid Additive Solution For Lead Acid Batteries 500Ml Bottle With Screwdriver And Funnel Improves Battery Performance Made Of Plastic

250 ml Hybrid Additive $26.53

250 ml Hybrid Additive
current price $26.53

250 ml Hybrid Additive

BTE Liquid Coolant Additive (Pint Plastic Bottle) Baldwin CS5008 $10.69

BTE Liquid Coolant Additive (Pint Plastic Bottle) Baldwin CS5008
current price $10.69

BTE Liquid Coolant Additive (Pint Plastic Bottle) Baldwin CS5008

5 out of 5 Stars. 3 reviews

500+ bought since yesterday Sea Foam SF16 Motor Treatment Automotive Additive, 16 oz From $8.48

Sea Foam SF16 Motor Treatment Automotive Additive, 16 oz
Available in additional 5 options
Options
From$848

Sea Foam SF16 Motor Treatment Automotive Additive, 16 oz

4.8 out of 5 Stars. 5589 reviews
Save with
Walmart Plus

Best seller TruFuel 50:1, 2-Cycle Engines, Automotive Additives, 110 oz. (1 pack) From $6.98

TruFuel 50:1, 2-Cycle Engines, Automotive Additives, 110 oz. (1 pack)
Options
Sponsored
From$698

TruFuel 50:1, 2-Cycle Engines, Automotive Additives, 110 oz. (1 pack)

4.7 out of 5 Stars. 549 reviews

Archoil AR6300 Winter Diesel Treatment - Treats 275 Gallons - Includes Anti-Gel Protection - Additive for All Diesel Vehicles $44.95

Archoil AR6300 Winter Diesel Treatment - Treats 275 Gallons - Includes Anti-Gel Protection - Additive for All Diesel Vehicles
Sponsored
current price $44.95

Archoil AR6300 Winter Diesel Treatment - Treats 275 Gallons - Includes Anti-Gel Protection - Additive for All Diesel Vehicles

4.3 out of 5 Stars. 3 reviews

Fuel Additive Catalytic Converter Cleaner Carbon Remover With 120Ml Bottle, Plastic Container And No-Dismantle Formula For Car Maintenance, Engine Care And Exhaust System Cleaning

Fuel Additive Catalytic Converter Cleaner Carbon Remover With 120Ml Bottle, Plastic Container And No-Dismantle Formula For Car Maintenance, Engine Care And Exhaust System Cleaning

Fuel Additive Catalytic Converter Cleaner Carbon Remover With 120Ml Bottle, Plastic Container And No-Dismantle Formula For Car Maintenance, Engine Care And Exhaust System Cleaning

Clearance D 8Pcs Automotive Cleaning Agent Carburetor Throttle Cleaner Exhaust Gas Removal Carbon Deposition Gasoline Additive 120Ml Plastic Bottle From $11.33

D 8Pcs Automotive Cleaning Agent Carburetor Throttle Cleaner Exhaust Gas Removal Carbon Deposition Gasoline Additive 120Ml Plastic Bottle
A, variant on D 8Pcs Automotive Cleaning Agent Carburetor Throttle Cleaner Exhaust Gas Removal Carbon Deposition Gasoline Additive 120Ml Plastic Bottle
B, variant on D 8Pcs Automotive Cleaning Agent Carburetor Throttle Cleaner Exhaust Gas Removal Carbon Deposition Gasoline Additive 120Ml Plastic Bottle
D, variant on D 8Pcs Automotive Cleaning Agent Carburetor Throttle Cleaner Exhaust Gas Removal Carbon Deposition Gasoline Additive 120Ml Plastic Bottle
Options
From$1133

D 8Pcs Automotive Cleaning Agent Carburetor Throttle Cleaner Exhaust Gas Removal Carbon Deposition Gasoline Additive 120Ml Plastic Bottle

Transtar Autobody Products 9194 - Universal Urethane Flex Additive - 1 qt Can - Clear - Liquid $68.83

Transtar Autobody Products 9194 - Universal Urethane Flex Additive - 1 qt Can - Clear - Liquid
current price $68.83

Transtar Autobody Products 9194 - Universal Urethane Flex Additive - 1 qt Can - Clear - Liquid

5 out of 5 Stars. 2 reviews

KRONDO Emergency Diesel Fuel Filler,Petrol Funnel For Car,Fuel Funnel,Portable Fuel Funnel,Capless Plastic Fuel & Additive Funnel Compatible, And Essential For Fueling And Additives From $5.39

KRONDO Emergency Diesel Fuel Filler,Petrol Funnel For Car,Fuel Funnel,Portable Fuel Funnel,Capless Plastic Fuel & Additive Funnel Compatible, And Essential For Fueling And Additives
Grey, variant on KRONDO Emergency Diesel Fuel Filler,Petrol Funnel For Car,Fuel Funnel,Portable Fuel Funnel,Capless Plastic Fuel & Additive Funnel Compatible, And Essential For Fueling And Additives
White, variant on KRONDO Emergency Diesel Fuel Filler,Petrol Funnel For Car,Fuel Funnel,Portable Fuel Funnel,Capless Plastic Fuel & Additive Funnel Compatible, And Essential For Fueling And Additives
Options
From$539

KRONDO Emergency Diesel Fuel Filler,Petrol Funnel For Car,Fuel Funnel,Portable Fuel Funnel,Capless Plastic Fuel & Additive Funnel Compatible, And Essential For Fueling And Additives

904-001 Duratec Clear Hi-Gloss Additive for Gelcoat (Half Pint) $26.99

904-001 Duratec Clear Hi-Gloss Additive for Gelcoat (Half Pint)
current price $26.99

904-001 Duratec Clear Hi-Gloss Additive for Gelcoat (Half Pint)

Hxlamzoo Car Tank Leak Repair Powder Stop Leak Powder Leak Filler Repair Tank Leak Stop Leak Truck Leak Plugger Powerful Additive Powder for All Plastic, Metals, Aluminum, Hoses and Connections

Hxlamzoo Car Tank Leak Repair Powder Stop Leak Powder Leak Filler Repair Tank Leak Stop Leak Truck Leak Plugger Powerful Additive Powder for All Plastic, Metals, Aluminum, Hoses and Connections

Hxlamzoo Car Tank Leak Repair Powder Stop Leak Powder Leak Filler Repair Tank Leak Stop Leak Truck Leak Plugger Powerful Additive Powder for All Plastic, Metals, Aluminum, Hoses and Connections

HomeKingdee 100ml Gasoline Additive Engine Carbon Cleaner - Plastic Fuel System Treatment for Improved Performance, Fuel Efficiency & Emission Reduction

HomeKingdee 100ml Gasoline Additive Engine Carbon Cleaner - Plastic Fuel System Treatment for Improved Performance, Fuel Efficiency & Emission Reduction

HomeKingdee 100ml Gasoline Additive Engine Carbon Cleaner - Plastic Fuel System Treatment for Improved Performance, Fuel Efficiency & Emission Reduction

Epox-It 80 From $22.99

Epox-It 80
Available in additional 3 options
Options
From$2299

Epox-It 80

5 out of 5 Stars. 2 reviews

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

Royal Purple Max-Restore 18001 Fuel System Treatment Automotive Additive, 6 oz
Options
Sponsored
From$888

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

4.5 out of 5 Stars. 43 reviews
Save with
Walmart Plus

Yukon Friction Modifier Additive for Limited Slip/Posi - 12 Pack $149.27

Yukon Friction Modifier Additive for Limited Slip/Posi - 12 Pack
Sponsored
current price $149.27

Yukon Friction Modifier Additive for Limited Slip/Posi - 12 Pack

904-001 Duratec Clear Hi-Gloss Additive for Gelcoat (Pint) $41.99

904-001 Duratec Clear Hi-Gloss Additive for Gelcoat (Pint)
current price $41.99

904-001 Duratec Clear Hi-Gloss Additive for Gelcoat (Pint)

Clearance D Engine Carbon Cleaner 120Ml 8Pc With Throttle Cleaning Formula, Exhaust Removal For Automotive Gasoline Additive Treatment, Plastic Bottle From $13.99

D Engine Carbon Cleaner 120Ml 8Pc With Throttle Cleaning Formula, Exhaust Removal For Automotive Gasoline Additive Treatment, Plastic Bottle
A, variant on D Engine Carbon Cleaner 120Ml 8Pc With Throttle Cleaning Formula, Exhaust Removal For Automotive Gasoline Additive Treatment, Plastic Bottle
B, variant on D Engine Carbon Cleaner 120Ml 8Pc With Throttle Cleaning Formula, Exhaust Removal For Automotive Gasoline Additive Treatment, Plastic Bottle
C, variant on D Engine Carbon Cleaner 120Ml 8Pc With Throttle Cleaning Formula, Exhaust Removal For Automotive Gasoline Additive Treatment, Plastic Bottle
D, variant on D Engine Carbon Cleaner 120Ml 8Pc With Throttle Cleaning Formula, Exhaust Removal For Automotive Gasoline Additive Treatment, Plastic Bottle
Options
From$1399

D Engine Carbon Cleaner 120Ml 8Pc With Throttle Cleaning Formula, Exhaust Removal For Automotive Gasoline Additive Treatment, Plastic Bottle

Automotive Cooling System Protectant Anti Corrosion and Fouling Sealing Additive Fluid 10 Ounces

Automotive Cooling System Protectant Anti Corrosion and Fouling Sealing Additive Fluid 10 Ounces

Automotive Cooling System Protectant Anti Corrosion and Fouling Sealing Additive Fluid 10 Ounces

BTE Liquid Coolant Additive (Half Gallon Plastic Jug) Baldwin CS5009 $34.09

BTE Liquid Coolant Additive (Half Gallon Plastic Jug) Baldwin CS5009
current price $34.09

BTE Liquid Coolant Additive (Half Gallon Plastic Jug) Baldwin CS5009

U-POL Raptor Slip Resistance Additive, 4800 $30.08

U-POL Raptor Slip Resistance Additive, 4800
current price $30.08

U-POL Raptor Slip Resistance Additive, 4800

Qiweii Powerful Car and Truck Tank Leak Repair Powder, Long-Lasting Leak Filler and Plugger Additive, Vehicle Fluid Container Sealant Was $6.99

Qiweii Powerful Car and Truck Tank Leak Repair Powder, Long-Lasting Leak Filler and Plugger Additive, Vehicle Fluid Container Sealant

Qiweii Powerful Car and Truck Tank Leak Repair Powder, Long-Lasting Leak Filler and Plugger Additive, Vehicle Fluid Container Sealant

(2 pack) K-Seal ST5501 Multi Purpose One Step Pour and Go Coolant Leak Repair 8oz Bottle From $12.47

(2 pack) K-Seal ST5501 Multi Purpose One Step Pour and Go Coolant Leak Repair 8oz Bottle
Available in additional 3 options
Options
From$1247

(2 pack) K-Seal ST5501 Multi Purpose One Step Pour and Go Coolant Leak Repair 8oz Bottle

4.2 out of 5 Stars. 784 reviews
Save with
Walmart Plus

U Pol Products SYSTEM 20 UP2001 Fisheye Eliminator Anti-Silicone Additive, 250 mL Bottle, Clear, Liquid $41.32

U Pol Products SYSTEM 20 UP2001 Fisheye Eliminator Anti-Silicone Additive, 250 mL Bottle, Clear, Liquid
current price $41.32

U Pol Products SYSTEM 20 UP2001 Fisheye Eliminator Anti-Silicone Additive, 250 mL Bottle, Clear, Liquid

Archoil AR6300 Winter Diesel Treatment - Treats 550 Gallons - (Two Pack) - Additive for All Diesel Vehicles Includes Anti-Gel Protection $79.90

Archoil AR6300 Winter Diesel Treatment - Treats 550 Gallons - (Two Pack) - Additive for All Diesel Vehicles Includes Anti-Gel Protection
Sponsored
current price $79.90

Archoil AR6300 Winter Diesel Treatment - Treats 550 Gallons - (Two Pack) - Additive for All Diesel Vehicles Includes Anti-Gel Protection

5 out of 5 Stars. 2 reviews

Bar's Leaks 1400 High Mileage Transmission Repair, Automotive Additive, 16 oz From $11.98

Bar's Leaks 1400 High Mileage Transmission Repair, Automotive Additive, 16 oz
Options
Sponsored
From$1198

Bar's Leaks 1400 High Mileage Transmission Repair, Automotive Additive, 16 oz

4.6 out of 5 Stars. 271 reviews
Save with
Walmart Plus

CRC Industries 06142 $25.50

CRC Industries 06142
current price $25.50

CRC Industries 06142

AT-205 Re-Seal Leak Stopper 8 Ounce - 4 Pack $75.75

AT-205 Re-Seal Leak Stopper 8 Ounce - 4 Pack
current price $75.75

AT-205 Re-Seal Leak Stopper 8 Ounce - 4 Pack

Mechanic in a Bottle Fuel System Fix All Fuel Additive, 4 oz bottle From $5.94

Mechanic in a Bottle Fuel System Fix All Fuel Additive, 4 oz bottle
Available in additional 2 options
Options
From$594

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

4.7 out of 5 Stars. 116 reviews
Save with
Walmart Plus

Rislone Hy-per Lube Zinc ZDDP Supplement, Automotive Additives, 11 oz From $11.99

Rislone Hy-per Lube Zinc ZDDP Supplement, Automotive Additives, 11 oz
Available in additional 5 options
Options
From$1199

Rislone Hy-per Lube Zinc ZDDP Supplement, Automotive Additives, 11 oz

4.9 out of 5 Stars. 1173 reviews
Save with
Walmart Plus

Ethanol Shield Fuel Stabilizer, 4 oz From $4.94

Ethanol Shield Fuel Stabilizer, 4 oz
Available in additional 2 options
Options
From$494

Ethanol Shield Fuel Stabilizer, 4 oz

4.7 out of 5 Stars. 247 reviews
Save with
Walmart Plus

Evercoat 100602 Liquid Hardener - 11 CC For Quart $16.08

Evercoat 100602 Liquid Hardener - 11 CC For Quart
current price $16.08

Evercoat 100602 Liquid Hardener - 11 CC For Quart

LEAD SUBSTITUTE 12OZ $13.01

LEAD SUBSTITUTE 12OZ
current price $13.01

LEAD SUBSTITUTE 12OZ

3.8 out of 5 Stars. 9 reviews

BG Advanced Formula MOA EPR_115 Automotive Additive, 32 oz $38.50

BG Advanced Formula MOA EPR_115 Automotive Additive, 32 oz
current price $38.50

BG Advanced Formula MOA EPR_115 Automotive Additive, 32 oz

4.4 out of 5 Stars. 16 reviews

Top rated for fuel economy STP Octane Booster Fuel Additive for Gasoline Engines, 5.25 fl oz From $4.48

STP Octane Booster Fuel Additive for Gasoline Engines, 5.25 fl oz
Available in additional 5 options
Options
From$448

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

4.6 out of 5 Stars. 244 reviews
Save with
Walmart Plus

Super Tech Fuel Injector Cleaner Automotive Additive, 6 fl oz From $2.18

Super Tech Fuel Injector Cleaner Automotive Additive, 6 fl oz
Available in additional 5 options
Options
From$218

Super Tech Fuel Injector Cleaner Automotive Additive, 6 fl oz

4.6 out of 5 Stars. 290 reviews
Save with
Walmart Plus

(3 pack) Mechanic in a Bottle Fuel System Fix All Fuel Additive, 8 oz bottle From $7.84

(3 pack) Mechanic in a Bottle Fuel System Fix All Fuel Additive, 8 oz bottle
Available in additional 2 options
Options
From$784

(3 pack) Mechanic in a Bottle Fuel System Fix All Fuel Additive, 8 oz bottle

4.6 out of 5 Stars. 237 reviews
Save with
Walmart Plus

CRC Salt Terminator Engine Flush Cleaner & Corrosion Inhibitor 1 Gallon From $35.79

CRC Salt Terminator Engine Flush Cleaner & Corrosion Inhibitor 1 Gallon
Blue, variant on CRC Salt Terminator Engine Flush Cleaner & Corrosion Inhibitor 1 Gallon
Multicolor, variant on CRC Salt Terminator Engine Flush Cleaner & Corrosion Inhibitor 1 Gallon
Options
From$3579

CRC Salt Terminator Engine Flush Cleaner & Corrosion Inhibitor 1 Gallon

4.4 out of 5 Stars. 7 reviews

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

Super Tech Universal Motor Treatment for Gas, Diesel, and Oil, Truck and Car 16 fl oz
Available in additional 5 options
Options
From$464

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

4.6 out of 5 Stars. 290 reviews
Save with
Walmart Plus

Supercool UV Fluid Leak Detection Dye, 8 Oz TD8 $44.65

Supercool UV Fluid Leak Detection Dye, 8 Oz TD8
current price $44.65

Supercool UV Fluid Leak Detection Dye, 8 Oz TD8

Rislone 4102 Engine Treatment Automotive Additive, 16.9 oz From $6.36

Rislone 4102 Engine Treatment Automotive Additive, 16.9 oz
Available in additional 5 options
Options
From$636

Rislone 4102 Engine Treatment Automotive Additive, 16.9 oz

4.8 out of 5 Stars. 468 reviews
Save with
Walmart Plus

100+ bought since yesterday Berryman Products B-12 Chemtool Fuel Injector and Carburetor Cleaner 0116 Automotive Additive, 15 oz From $4.97

Berryman Products B-12 Chemtool Fuel Injector and Carburetor Cleaner 0116 Automotive Additive, 15 oz
Available in additional 5 options
Options
From$497

Berryman Products B-12 Chemtool Fuel Injector and Carburetor Cleaner 0116 Automotive Additive, 15 oz

4.8 out of 5 Stars. 1253 reviews
Save with
Walmart Plus

Super Tech Motor Oil Additive, 32 oz From $10.42

Super Tech Motor Oil Additive, 32 oz
Available in additional 5 options
Options
From$1042

Super Tech Motor Oil Additive, 32 oz

4.7 out of 5 Stars. 110 reviews
Save with
Walmart Plus

Lead Substitute - 16 oz. $24.99

Lead Substitute - 16 oz.
current price $24.99

Lead Substitute - 16 oz.

5 out of 5 Stars. 1 reviews

Highly rated by customers

Popular in Additives For Plastics

Related Products