Suggested
Oil Additive(442)
Uses item details. Price when purchased online
Slick 50 ReCharged High Mileage Engine Treatment Automotive Additive, 10W-30 Motor Oil, 32 Ounce From $17.97
Sponsored
From$1797
Slick 50 ReCharged High Mileage Engine Treatment Automotive Additive, 10W-30 Motor Oil, 32 Ounce
1334.8 out of 5 Stars. 133 reviews
Hot Shot's Secret Stiction Eliminator Oil Treatment for Gas & Diesel Engines 16 oz. From $17.78
Sponsored
From$1778
Hot Shot's Secret Stiction Eliminator Oil Treatment for Gas & Diesel Engines 16 oz.
7874.9 out of 5 Stars. 787 reviews
Best seller Lucas Oil Heavy Duty Oil Stabilizer for Engines, 32 oz From $14.44
Best seller
Sponsored
From$1444
Lucas Oil Heavy Duty Oil Stabilizer for Engines, 32 oz
11004.8 out of 5 Stars. 1100 reviews
Dura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz From $15.97
Sponsored
From$1597
Dura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz
2484.7 out of 5 Stars. 248 reviews
Rislone 4102 Engine Treatment Automotive Additive, 16.9 oz From $6.88
5 options
Available in additional 5 optionsFrom$688
Rislone 4102 Engine Treatment Automotive Additive, 16.9 oz
5954.8 out of 5 Stars. 595 reviews
Overall pick STP High Viscosity Oil Treatment 15 Fluid Ounces for Conventional or Synthetic Oils From $4.98
Overall pick
5 options
Available in additional 5 optionsFrom$498
STP High Viscosity Oil Treatment 15 Fluid Ounces for Conventional or Synthetic Oils
3274.8 out of 5 Stars. 327 reviews
100+ bought since yesterday Marvel Mystery Oil - Oil Enhancer and Fuel Treatment, 32 oz. From $6.58
100+ bought since yesterday
4 options
Available in additional 4 optionsFrom$658
Marvel Mystery Oil - Oil Enhancer and Fuel Treatment, 32 oz.
11624.8 out of 5 Stars. 1162 reviews
STP Synthetic Oil Treatment Engine Oil Additive, 15 fl oz From $8.92
4 options
Available in additional 4 optionsFrom$892
STP Synthetic Oil Treatment Engine Oil Additive, 15 fl oz
1644.8 out of 5 Stars. 164 reviews
STP High Mileage Oil Treatment and Stop Leak Additive, 15 fl oz From $6.98
6 options
Available in additional 6 optionsFrom$698
STP High Mileage Oil Treatment and Stop Leak Additive, 15 fl oz
5094.6 out of 5 Stars. 509 reviews
Best seller Lucas Oil Heavy Duty Oil Stabilizer for Engines, 32 oz From $14.44
Best seller
5 options
Available in additional 5 optionsFrom$1444
Lucas Oil Heavy Duty Oil Stabilizer for Engines, 32 oz
11004.8 out of 5 Stars. 1100 reviews
Archoil AR9100 Friction Modifier (16oz) Oil Additive for All Vehicles - Powerstroke Cold Starts, Eliminates Injector Problems $44.95
Sponsored
$4495
current price $44.95Archoil AR9100 Friction Modifier (16oz) Oil Additive for All Vehicles - Powerstroke Cold Starts, Eliminates Injector Problems
4434.9 out of 5 Stars. 443 reviews
(24 pack) Lucas Oil Products High Mileage Oil Stablizer (1 qt.) $371.52 48.4 ¢/fl oz
Sponsored
$37152
current price $371.5248.4 ¢/fl oz
From $15.48
(24 pack) Lucas Oil Products High Mileage Oil Stablizer (1 qt.)
9964.8 out of 5 Stars. 996 reviews
STP Ultra Anti-Friction Engine Oil Additive Treatment for Improved Performance, 15 oz From $8.92
2 options
Available in additional 2 optionsFrom$892
STP Ultra Anti-Friction Engine Oil Additive Treatment for Improved Performance, 15 oz
1184.7 out of 5 Stars. 118 reviews
500+ bought since yesterday Sea Foam SF16 Motor Treatment Automotive Additive, 16 oz From $8.48
500+ bought since yesterday
5 options
Available in additional 5 optionsFrom$848
Sea Foam SF16 Motor Treatment Automotive Additive, 16 oz
62354.8 out of 5 Stars. 6235 reviews
Lqm Motor Oil Additive $19.90
$1990
current price $19.90Lqm Motor Oil Additive
644.5 out of 5 Stars. 64 reviews
Restore Engine Restorer and Lubricant Formula for 4-Cylinder Engines - 9 fl oz From $7.97
5 options
Available in additional 5 optionsFrom$797
Restore Engine Restorer and Lubricant Formula for 4-Cylinder Engines - 9 fl oz
1614.6 out of 5 Stars. 161 reviews
Super Tech Motor Oil Additive, 32 oz From $10.42
5 options
Available in additional 5 optionsFrom$1042
Super Tech Motor Oil Additive, 32 oz
1214.7 out of 5 Stars. 121 reviews
Rislone 4416 High Mileage Ring Seal Smoke Repair Automotive Additive, 16 oz From $7.24
5 options
Available in additional 5 optionsFrom$724
Rislone 4416 High Mileage Ring Seal Smoke Repair Automotive Additive, 16 oz
3884.6 out of 5 Stars. 388 reviews
Super Tech Universal Motor Treatment for Gas, Diesel, and Oil, Truck and Car 16 fl oz From $4.64
5 options
Available in additional 5 optionsFrom$464
Super Tech Universal Motor Treatment for Gas, Diesel, and Oil, Truck and Car 16 fl oz
3384.6 out of 5 Stars. 338 reviews
Niteo Products Motor Medic Engine Flush Additive, 32 fl oz – Cleans Cars, Trucks, SUVs From $6.78
4 options
Available in additional 4 optionsFrom$678
Niteo Products Motor Medic Engine Flush Additive, 32 fl oz – Cleans Cars, Trucks, SUVs
2324.7 out of 5 Stars. 232 reviews
Hot Shot's Secret FR3 Oil Treatment for Gas & Diesel Engines 16 oz From $18.50
Sponsored
From$1850
Hot Shot's Secret FR3 Oil Treatment for Gas & Diesel Engines 16 oz
4944.9 out of 5 Stars. 494 reviews
Lucas 10130 Synthetic Oil Stabilizer 32 Ounce for Motor Vehicles From $18.26
Sponsored
From$1826
Lucas 10130 Synthetic Oil Stabilizer 32 Ounce for Motor Vehicles
4554.8 out of 5 Stars. 455 reviews
Hot Shot's Secret Stiction Eliminator Oil Treatment for Gas & Diesel Engines 16 oz. From $17.78
5 options
Available in additional 5 optionsFrom$1778
Hot Shot's Secret Stiction Eliminator Oil Treatment for Gas & Diesel Engines 16 oz.
7874.9 out of 5 Stars. 787 reviews
Marvel Mystery Oil - Automotive Additive Oil Enhancer and Fuel Treatment , 64 oz, Works with Vehicles with Gasoline and Diesel Engines From $12.97
4 options
Available in additional 4 optionsFrom$1297
Marvel Mystery Oil - Automotive Additive Oil Enhancer and Fuel Treatment , 64 oz, Works with Vehicles with Gasoline and Diesel Engines
1474.7 out of 5 Stars. 147 reviews
Liqui Moly Anti-Friction Engine Oil Treatment 2009, 10.1 fl oz $25.73
$2573
current price $25.73Liqui Moly Anti-Friction Engine Oil Treatment 2009, 10.1 fl oz
674.4 out of 5 Stars. 67 reviews
50+ bought since yesterday Sea Foam High Mileage Motor Treatment From $11.88
50+ bought since yesterday
5 options
Available in additional 5 optionsFrom$1188
Sea Foam High Mileage Motor Treatment
9384.8 out of 5 Stars. 938 reviews
Liqui Moly Pro-Line Engine Flush | 500 ml | Oil additive | SKU: 2037 $21.55
$2155
current price $21.55Liqui Moly Pro-Line Engine Flush | 500 ml | Oil additive | SKU: 2037
1004.5 out of 5 Stars. 100 reviews
Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 oz From $13.78
5 options
Available in additional 5 optionsFrom$1378
Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 oz
3264.6 out of 5 Stars. 326 reviews
Lucas Oil 10278 Engine Oil Stop Leak - 1 Quart Automotive Additive From $12.32
4 options
Available in additional 4 optionsFrom$1232
Lucas Oil 10278 Engine Oil Stop Leak - 1 Quart Automotive Additive
4294.5 out of 5 Stars. 429 reviews
Liqui Moly Cera Tec 20002 Automotive Additive, 300 mL $32.95
$3295
current price $32.95Liqui Moly Cera Tec 20002 Automotive Additive, 300 mL
694.8 out of 5 Stars. 69 reviews
Lucas Oil 10278 Engine Oil Stop Leak - 1 Quart Automotive Additive From $12.32
Sponsored
From$1232
Lucas Oil 10278 Engine Oil Stop Leak - 1 Quart Automotive Additive
4294.5 out of 5 Stars. 429 reviews
Hot Shot's Secret Tick Fix Oil Enhancer for Gasoline Engines, Suitable for Cars and Trucks, 32 oz $18.99 59.3 ¢/oz
Sponsored
$1899
current price $18.9959.3 ¢/oz
Hot Shot's Secret Tick Fix Oil Enhancer for Gasoline Engines, Suitable for Cars and Trucks, 32 oz
554.5 out of 5 Stars. 55 reviews
STP Super Concentrated High Mileage Engine Flush (15 fl. oz.) From $6.27
6 options
Available in additional 6 optionsFrom$627
STP Super Concentrated High Mileage Engine Flush (15 fl. oz.)
1574.8 out of 5 Stars. 157 reviews
Slick 50 ReCharged High Mileage Engine Treatment Automotive Additive, 10W-30 Motor Oil, 32 Ounce From $17.97
4 options
Available in additional 4 optionsFrom$1797
Slick 50 ReCharged High Mileage Engine Treatment Automotive Additive, 10W-30 Motor Oil, 32 Ounce
1334.8 out of 5 Stars. 133 reviews
100+ bought since yesterday Lucas Oil 10020 Fuel Treatment 5.25 Ounce From $5.78
100+ bought since yesterday
5 options
Available in additional 5 optionsFrom$578
Lucas Oil 10020 Fuel Treatment 5.25 Ounce
17854.8 out of 5 Stars. 1785 reviews
Marvel MM13R Mystery Lubricating Oil Automotive Additive, 32 Oz $14.35 Was $18.27
Now$1435
current price Now $14.35, Was $18.27$18.27
Marvel MM13R Mystery Lubricating Oil Automotive Additive, 32 Oz
154.8 out of 5 Stars. 15 reviews
Hot Shot's Secret FR3 Oil Treatment for Gas & Diesel Engines 16 oz From $18.50
5 options
Available in additional 5 optionsFrom$1850
Hot Shot's Secret FR3 Oil Treatment for Gas & Diesel Engines 16 oz
4944.9 out of 5 Stars. 494 reviews
Dura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz From $15.97
4 options
Available in additional 4 optionsFrom$1597
Dura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz
2484.7 out of 5 Stars. 248 reviews
Bar's Leaks 1334 One Seal Stop Leak Automotive Additive, 11 oz From $6.36
6 options
Available in additional 6 optionsFrom$636
Bar's Leaks 1334 One Seal Stop Leak Automotive Additive, 11 oz
6814.4 out of 5 Stars. 681 reviews
Hot Shot's Secret Tick Fix Oil Enhancer for Gasoline Engines, Suitable for Cars and Trucks, 32 oz $18.99 59.3 ¢/oz
$1899
current price $18.9959.3 ¢/oz
Hot Shot's Secret Tick Fix Oil Enhancer for Gasoline Engines, Suitable for Cars and Trucks, 32 oz
554.5 out of 5 Stars. 55 reviews
Bar's Leaks Oil Seal Engine Oil Burning & Leak Repair, Automotive Additive, 16.9 oz From $11.05
5 options
Available in additional 5 optionsFrom$1105
Bar's Leaks Oil Seal Engine Oil Burning & Leak Repair, Automotive Additive, 16.9 oz
9614.6 out of 5 Stars. 961 reviews
Rislone Hy-per Lube High Mileage Oil Stabilizer, 16.9 fl oz From $9.38
4 options
Available in additional 4 optionsFrom$938
Rislone Hy-per Lube High Mileage Oil Stabilizer, 16.9 fl oz
1764.8 out of 5 Stars. 176 reviews
50+ bought since yesterday Lucas Oil 10002 Heavy Duty Oil Stabilizer One Gallon Automotive Additive From $35.68
50+ bought since yesterday
3 options
Available in additional 3 optionsFrom$3568
Lucas Oil 10002 Heavy Duty Oil Stabilizer One Gallon Automotive Additive
6924.8 out of 5 Stars. 692 reviews
Archoil AR9100 Friction Modifier (16oz) Oil Additive for All Vehicles - Powerstroke Cold Starts, Eliminates Injector Problems $44.95
$4495
current price $44.95Archoil AR9100 Friction Modifier (16oz) Oil Additive for All Vehicles - Powerstroke Cold Starts, Eliminates Injector Problems
4434.9 out of 5 Stars. 443 reviews
505 CRO Oil System Treatment (505 CRO Oil System Treatment 12 FL OZ) $47.00
$4700
current price $47.00505 CRO Oil System Treatment (505 CRO Oil System Treatment 12 FL OZ)
354.4 out of 5 Stars. 35 reviews
Royal Purple Max-Restore 18001 Fuel System Treatment Automotive Additive, 6 fl oz From $8.88
5 options
Available in additional 5 optionsFrom$888
Royal Purple Max-Restore 18001 Fuel System Treatment Automotive Additive, 6 fl oz
644.5 out of 5 Stars. 64 reviews
TYFRW-Engine Treatment, 300 ml | MoS2 Anti-Friction | Oil Additive | Pack of 2 $34.77
$3477
current price $34.77TYFRW-Engine Treatment, 300 ml | MoS2 Anti-Friction | Oil Additive | Pack of 2
GUNK Motor Medic Anti-Wear Additive Lead Substitute 10W, 12 fl oz $11.16
$1116
current price $11.16GUNK Motor Medic Anti-Wear Additive Lead Substitute 10W, 12 fl oz
24 out of 5 Stars. 2 reviews
Hot Shot's Secret Everyday Diesel Treatment 16 oz. Squeeze Bottle, 6-in-1 Fuel System Cleaner & Cetane Boost. From $18.97
6 options
Available in additional 6 optionsFrom$1897
Hot Shot's Secret Everyday Diesel Treatment 16 oz. Squeeze Bottle, 6-in-1 Fuel System Cleaner & Cetane Boost.
11234.9 out of 5 Stars. 1123 reviews
REV-X Zinc Classic - ZDDP Oil Additive, 2 fl. oz., 1500 ppm $11.95
$1195
current price $11.95REV-X Zinc Classic - ZDDP Oil Additive, 2 fl. oz., 1500 ppm
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