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AdditivesAll Auto PaintATV / UTV Oils & FluidsAuto Detailing AccessoriesAutomotive Bulk BuysAutomotive Cleaners & DegreasersAutomotive GreasesAutomotive Paints and CoatingsBoat CleanersBulk Automotive FluidsCar CustomizationCar Exterior Door Handles, Door Skins & Door PartsCar Interior Door Handles, Door Panels & Door PartsCar WashCar Wash SoapCar Wash SuppliesEngine & Powertrain Replacement PartsExhaust Parts & Emissions PartsExterior Car DetailingFork LiftsHeadlight RestorationIce ScrapersIce Scrapers with BrushInterior Car DetailingMaintenance EquipmentMotor OilMotorcycle Oils & FluidsReplacement Auto PartsRoad Trip Oil, Fluids & FiltersRoad Trip Windshield WipersRV CleanersShop & Garage EquipmentSteering Wheel CoversTire and Wheel AccessoriesTruck Ice ScrapersWindshield PartsWindshield Wiper Blades
Engine Performance Restoration(191)
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
4.7 out of 5 stars
Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 oz From $13.78

Sponsored
From$1378
Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 oz
4.6 out of 5 stars
Bar's Leaks 1334 One Seal Stop Leak Automotive Additive, 11 oz From $6.36

Sponsored
From$636
Bar's Leaks 1334 One Seal Stop Leak Automotive Additive, 11 oz
4.4 out of 5 stars
Best seller, Hot Shot's Secret Everyday Diesel Treatment 16 oz. Squeeze Bottle, 6-in-1 Fuel System Cleaner & Cetane Boost. From $20.65
Best seller

Sponsored
From$2065
Hot Shot's Secret Everyday Diesel Treatment 16 oz. Squeeze Bottle, 6-in-1 Fuel System Cleaner & Cetane Boost.
4.9 out of 5 stars
1 Can of New BG EPR Engine Performance Restoration 109 $21.99

$2199
current price $21.991 Can of New BG EPR Engine Performance Restoration 109
4.7 out of 5 stars
2 cans of BG EPR Engine Performance Restoration $34.00

$3400
current price $34.002 cans of BG EPR Engine Performance Restoration
4.8 out of 5 stars
BG 44K Platinum EPR_44K_115 Engine Performance Restoration Automotive Additive, 11 fl oz $51.00

$5100
current price $51.00BG 44K Platinum EPR_44K_115 Engine Performance Restoration Automotive Additive, 11 fl oz
4.6 out of 5 stars
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
4.6 out of 5 stars
2 Can of New BG EPR Engine Performance Restoration 109 $29.50

$2950
current price $29.502 Can of New BG EPR Engine Performance Restoration 109
5 out of 5 stars
EPR - BG Engine Performance Restoration 1 Quart (32oz) $39.95

$3995
current price $39.95EPR - BG Engine Performance Restoration 1 Quart (32oz)
4 out of 5 stars
Bar's Leaks 1400 High Mileage Transmission Repair, Automotive Additive, 16 oz From $12.73

Sponsored
From$1273
Bar's Leaks 1400 High Mileage Transmission Repair, Automotive Additive, 16 oz
4.6 out of 5 stars
Diesel Kleen + Cetane Boost 64-oz 6/1 per Case From $21.25

Sponsored
From$2125
Diesel Kleen + Cetane Boost 64-oz 6/1 per Case
4.7 out of 5 stars
50+ bought since yesterday, STP Super Concentrated Gas Treatment 5.25 fl oz - Automotive Fuel Additive for Cars and Boats From $2.97
50+ bought since yesterday

5 options
Available in additional 5 optionsFrom$297
STP Super Concentrated Gas Treatment 5.25 fl oz - Automotive Fuel Additive for Cars and Boats
4.7 out of 5 stars
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
4.8 out of 5 stars
3 Can of New BG EPR Engine Performance Restoration 109 $37.00

$3700
current price $37.003 Can of New BG EPR Engine Performance Restoration 109
5 out of 5 stars
In 50+ people's carts, Chevron Techron Complete Fuel System Cleaner, 10 oz
In 50+ people's carts

Chevron Techron Complete Fuel System Cleaner, 10 oz
4.7 out of 5 stars
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
4.8 out of 5 stars
In 50+ people's carts, Cataclean Fuel & Exhaust System Cleaner, Automotive Additive, Catalytic Converter Restorer, 16 oz From $27.93
In 50+ people's carts

7 options
Available in additional 7 optionsFrom$2793
Cataclean Fuel & Exhaust System Cleaner, Automotive Additive, Catalytic Converter Restorer, 16 oz
4.5 out of 5 stars
5 Can of New BG EPR Engine Performance Restoration 109 $57.00

$5700
current price $57.005 Can of New BG EPR Engine Performance Restoration 109
5 out of 5 stars
Diesel Kleen + Cetane Boost 64-oz 6/1 per Case From $21.25

3 options
Available in additional 3 optionsFrom$2125
Diesel Kleen + Cetane Boost 64-oz 6/1 per Case
4.7 out of 5 stars
500+ bought since yesterday, Sea Foam SF16 Motor Treatment Automotive Additive, 16 oz From $8.48
500+ bought since yesterday

Sponsored
From$848
Sea Foam SF16 Motor Treatment Automotive Additive, 16 oz
4.8 out of 5 stars
Best seller, Lucas Oil 10002 Heavy Duty Oil Stabilizer One Gallon Automotive Additive From $37.54
Best seller

Sponsored
From$3754
Lucas Oil 10002 Heavy Duty Oil Stabilizer One Gallon Automotive Additive
4.8 out of 5 stars
4 cans of BG Engine Performance Restoration 109 $49.00

$4900
current price $49.004 cans of BG Engine Performance Restoration 109
4.8 out of 5 stars
Restore 8-Cylinder Formula Engine Restorer and Lubricant - 16 fl oz From $11.88

4 options
Available in additional 4 optionsFrom$1188
Restore 8-Cylinder Formula Engine Restorer and Lubricant - 16 fl oz
4.7 out of 5 stars
Liqui Moly Cera Tec 20002 Automotive Additive, 300 mL $30.45

$3045
current price $30.45Liqui Moly Cera Tec 20002 Automotive Additive, 300 mL
4.8 out of 5 stars
In 50+ people's carts, Sea Foam High Mileage Motor Treatment From $11.88
In 50+ people's carts

5 options
Available in additional 5 optionsFrom$1188
Sea Foam High Mileage Motor Treatment
4.8 out of 5 stars
Royal Purple Max-Restore 18001 Fuel System Treatment Automotive Additive, 6 fl oz From $9.47

5 options
Available in additional 5 optionsFrom$947
Royal Purple Max-Restore 18001 Fuel System Treatment Automotive Additive, 6 fl oz
4.6 out of 5 stars
STP Super Concentrated High Mileage Engine Flush (15 fl. oz.) From $6.57

6 options
Available in additional 6 optionsFrom$657
STP Super Concentrated High Mileage Engine Flush (15 fl. oz.)
4.8 out of 5 stars
4 Can of New BG EPR Engine Performance Restoration 109 $49.99

$4999
current price $49.994 Can of New BG EPR Engine Performance Restoration 109
STP High Mileage Fuel Injector and Carburetor Cleaner - 5.25 fl oz From $2.88

5 options
Available in additional 5 optionsFrom$288
STP High Mileage Fuel Injector and Carburetor Cleaner - 5.25 fl oz
4.7 out of 5 stars
In 50+ people's carts, Sea Foam High Mileage Motor Treatment From $11.88
In 50+ people's carts

Sponsored
From$1188
Sea Foam High Mileage Motor Treatment
4.8 out of 5 stars
STA-BIL In-Season Protection Cleans Injectors, Increases Mileage & Prevents Corrosion, 10 fl. oz. (22264) From $8.68

Sponsored
From$868
STA-BIL In-Season Protection Cleans Injectors, Increases Mileage & Prevents Corrosion, 10 fl. oz. (22264)
4.7 out of 5 stars
6 Can of New BG EPR Engine Performance Restoration 109 $68.95

$6895
current price $68.956 Can of New BG EPR Engine Performance Restoration 109
5 out of 5 stars
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
4.4 out of 5 stars
Liqui Moly Pro-Line Engine Flush | 500 ml | Oil additive | SKU: 2037 $21.99

$2199
current price $21.99Liqui Moly Pro-Line Engine Flush | 500 ml | Oil additive | SKU: 2037
4.6 out of 5 stars
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
4.6 out of 5 stars
8 Can of New BG EPR Engine Performance Restoration 109 $97.00

$9700
current price $97.008 Can of New BG EPR Engine Performance Restoration 109
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
4.7 out of 5 stars
Gumout Multi-System Tune-up 16 oz Automotive Additive - 510011W From $7.64

5 options
Available in additional 5 optionsFrom$764
Gumout Multi-System Tune-up 16 oz Automotive Additive - 510011W
4.7 out of 5 stars
Three-Way Catalytic Cleaner 120ml | No-Disassembly Engine Carbon Remover | Exhaust System & Catalyst Boost Cleaner 5Pack From $9.99

4 options
Available in additional 4 optionsFrom$999
Three-Way Catalytic Cleaner 120ml | No-Disassembly Engine Carbon Remover | Exhaust System & Catalyst Boost Cleaner 5Pack
Techron Concentrate Plus Complete Fuel System Cleaner 20oz bottle From $16.12

5 options
Available in additional 5 optionsFrom$1612
Techron Concentrate Plus Complete Fuel System Cleaner 20oz bottle
4.6 out of 5 stars
Lqm Motor Oil Additive $16.77

$1677
current price $16.77Lqm Motor Oil Additive
4.6 out of 5 stars
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
4.6 out of 5 stars
BG Advanced Formula MOA EPR_115 Automotive Additive, 32 oz $40.00

$4000
current price $40.00BG Advanced Formula MOA EPR_115 Automotive Additive, 32 oz
4.4 out of 5 stars
Cataclean Fuel & Exhaust System Cleaner, Automotive Additive, Catalytic Converter Restorer, 16 oz (Pack of 2) $49.95

$4995
current price $49.95Cataclean Fuel & Exhaust System Cleaner, Automotive Additive, Catalytic Converter Restorer, 16 oz (Pack of 2)
4.6 out of 5 stars
Marvel Mystery Oil - Oil Enhancer and Fuel Treatment, 32 oz. From $6.58

4 options
Available in additional 4 optionsFrom$658
Marvel Mystery Oil - Oil Enhancer and Fuel Treatment, 32 oz.
4.8 out of 5 stars
(2 pack) KeroKlean PW-11M2C Fuel Treatment Automotive Additive, 8 Ounce From $3.96

2 options
Available in additional 2 optionsFrom$396
(2 pack) KeroKlean PW-11M2C Fuel Treatment Automotive Additive, 8 Ounce
4.6 out of 5 stars
BG MOA PN 115 & EPR PN 109 Engine Performance Restoration & Motor OIl Additive With a Pocket Screwdriver $39.95

$3995
current price $39.95BG MOA PN 115 & EPR PN 109 Engine Performance Restoration & Motor OIl Additive With a Pocket Screwdriver
5 out of 5 stars
Mechanic in a Bottle Fuel System Fix All Fuel Additive, 8 oz bottle From $8.34

2 options
Available in additional 2 optionsFrom$834
Mechanic in a Bottle Fuel System Fix All Fuel Additive, 8 oz bottle
4.6 out of 5 stars
Lucas 10009 Transmission Fix Automotive Performance Additive 24 Ounce - Stops Transmission Slips From $15.23

4 options
Available in additional 4 optionsFrom$1523
Lucas 10009 Transmission Fix Automotive Performance Additive 24 Ounce - Stops Transmission Slips
4.7 out of 5 stars
Popular in Engine Performance Restoration
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