Additive For Engine Knock(233)
Uses item details. Price when purchased online
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
Deal, Techron Concentrate Plus Complete Fuel System Cleaner 20oz (6-Pack) Case $62.99
Deal
Sponsored
$6299
current price $62.99Techron Concentrate Plus Complete Fuel System Cleaner 20oz (6-Pack) Case
4.6 out of 5 stars
500+ bought since yesterday, Chevron Techron Complete Fuel System Cleaner, 10 oz From $8.38
500+ bought since yesterday
Sponsored
From$838
Chevron Techron Complete Fuel System Cleaner, 10 oz
4.8 out of 5 stars
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
4.5 out of 5 stars
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
4.7 out of 5 stars
Liqui Moly Pro-Line Engine Flush | 500 ml | Oil additive | SKU: 2037 $21.14
$2114
current price $21.14Liqui Moly Pro-Line Engine Flush | 500 ml | Oil additive | SKU: 2037
4.6 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
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
Top rated for fuel economy, Gumout Multi-System Tune-up 16 oz Automotive Additive - 510011W From $7.64
Top rated for fuel economy
5 options
Available in additional 5 optionsFrom$764
Gumout Multi-System Tune-up 16 oz Automotive Additive - 510011W
4.7 out of 5 stars
Solder-It Charge-It Battery Additive Heavy-Duty Concentrate (2 fl oz) | Battery Desulfator and Reactivator for Motorcycle, Golf Cart, Truck and Boat Batteries | Can Restore Charge to Dead Car Battery $11.25
$1125
current price $11.25Solder-It Charge-It Battery Additive Heavy-Duty Concentrate (2 fl oz) | Battery Desulfator and Reactivator for Motorcycle, Golf Cart, Truck and Boat Batteries | Can Restore Charge to Dead Car Battery
3.7 out of 5 stars
Lucas Oil 10020 Fuel Treatment 5.25 Ounce From $5.79
Sponsored
From$579
Lucas Oil 10020 Fuel Treatment 5.25 Ounce
4.8 out of 5 stars
100+ bought since yesterday, Chevron Techron High Mileage Fuel System Cleaner, 12 oz From $9.99
100+ bought since yesterday
Sponsored
From$999
Chevron Techron High Mileage Fuel System Cleaner, 12 oz
4.7 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
Sea Foam High Mileage Motor Treatment From $11.88
5 options
Available in additional 5 optionsFrom$1188
Sea Foam High Mileage Motor Treatment
4.8 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
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
Lqm Motor Oil Additive $16.78
$1678
current price $16.78Lqm Motor Oil Additive
4.6 out of 5 stars
Best seller, Cataclean Fuel & Exhaust System Cleaner, Automotive Additive, Catalytic Converter Restorer, 16 oz From $27.93
Best seller
7 options
Available in additional 7 optionsFrom$2793
Cataclean Fuel & Exhaust System Cleaner, Automotive Additive, Catalytic Converter Restorer, 16 oz
4.4 out of 5 stars
1 Can of New BG EPR Engine Performance Restoration 109 $15.99
$1599
current price $15.991 Can of New BG EPR Engine Performance Restoration 109
4.7 out of 5 stars
Lucas Oil COMPLETE ENGINE TREATMENT 10016 Automotive Additive $13.06
$1306
current price $13.06Lucas Oil COMPLETE ENGINE TREATMENT 10016 Automotive Additive
4.6 out of 5 stars
BG 44K Fuel System Cleaner Automotive Additive, 11 Ounce $27.00
Sponsored
$2700
current price $27.00BG 44K Fuel System Cleaner Automotive Additive, 11 Ounce
4.7 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
GUNK Motor Medic Anti-Wear Additive Lead Substitute 10W, 12 fl oz $12.91
$1291
current price $12.91GUNK Motor Medic Anti-Wear Additive Lead Substitute 10W, 12 fl oz
4 out of 5 stars
BG 44K Platinum EPR_44K_115 Engine Performance Restoration Automotive Additive, 11 fl oz $49.00
$4900
current price $49.00BG 44K Platinum EPR_44K_115 Engine Performance Restoration Automotive Additive, 11 fl oz
4.6 out of 5 stars
Liqui Moly Catalytic System Clean 300 ml 7110. Cleans The Injection System and The Combustion Chamber. $15.42 Was $17.40
Now$1542
current price Now $15.42, Was $17.40$17.40
Liqui Moly Catalytic System Clean 300 ml 7110. Cleans The Injection System and The Combustion Chamber.
4.4 out of 5 stars
Mechanic in a Bottle Fuel System Fix All Fuel Additive, 4 oz bottle From $5.94
2 options
Available in additional 2 optionsFrom$594
Mechanic in a Bottle Fuel System Fix All Fuel Additive, 4 oz bottle
4.7 out of 5 stars
Gumout Supreme 510233 Fuel Injector Cleaner, Octane Booster, Maximizes Performance, Cleans and Protects and Stops Knocks & Pings - 10 fl oz From $8.49
5 options
Available in additional 5 optionsFrom$849
Gumout Supreme 510233 Fuel Injector Cleaner, Octane Booster, Maximizes Performance, Cleans and Protects and Stops Knocks & Pings - 10 fl oz
4.8 out of 5 stars
Mechanic in a Bottle Fuel System Fix All Fuel Additive, 8 oz bottle From $7.84
2 options
Available in additional 2 optionsFrom$784
Mechanic in a Bottle Fuel System Fix All Fuel Additive, 8 oz bottle
4.6 out of 5 stars
Sea Foam Truck and SUV Motor Treatment 20 oz From $11.68
5 options
Available in additional 5 optionsFrom$1168
Sea Foam Truck and SUV Motor Treatment 20 oz
4.9 out of 5 stars
Liqui Moly Anti-Friction Engine Oil Treatment 2009, 10.1 fl oz $21.50
$2150
current price $21.50Liqui Moly Anti-Friction Engine Oil Treatment 2009, 10.1 fl oz
4.6 out of 5 stars
Lucas Oil 10512 Deep Clean Fuel System Cleaner Performance Additive 16 Ounce From $10.49
Sponsored
From$1049
Lucas Oil 10512 Deep Clean Fuel System Cleaner Performance Additive 16 Ounce
4.8 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
1 Bottle of New BG Platinum 44K $24.95
$2495
current price $24.951 Bottle of New BG Platinum 44K
4.6 out of 5 stars
Cataclean 120020CAT Complete Engine, Fuel & Exhaust System Cleaner Gasoline 8 oz. $7.95 Was $14.95
Now$795
current price Now $7.95, Was $14.95$14.95
Cataclean 120020CAT Complete Engine, Fuel & Exhaust System Cleaner Gasoline 8 oz.
4.4 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
BG 44K Fuel System Cleaner Automotive Additive, 11 Ounce $27.00
$2700
current price $27.00BG 44K Fuel System Cleaner Automotive Additive, 11 Ounce
4.7 out of 5 stars
Bar's Leaks Oil Seal Engine Oil Burning & Leak Repair, Automotive Additive, 16.9 oz From $21.11
5 options
Available in additional 5 optionsFrom$2111
Bar's Leaks Oil Seal Engine Oil Burning & Leak Repair, Automotive Additive, 16.9 oz
4.6 out of 5 stars
2 Bottles of New BG 44K Platinum $45.95
$4595
current price $45.952 Bottles of New BG 44K Platinum
4.6 out of 5 stars
Rislone Hy-per Lube Zinc ZDDP Supplement, Automotive Additives, 11 oz From $11.99
5 options
Available in additional 5 optionsFrom$1199
Rislone Hy-per Lube Zinc ZDDP Supplement, Automotive Additives, 11 oz
4.9 out of 5 stars
100+ bought since yesterday, Berryman B-12 Chemtool Fuel System Cleaner, 15 oz From $5.14
100+ bought since yesterday
5 options
Available in additional 5 optionsFrom$514
Berryman B-12 Chemtool Fuel System Cleaner, 15 oz
4.8 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
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
4.5 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
Gumout All-In-One Complete Fuel System Cleaner Additive, 10 oz From $8.28
5 options
Available in additional 5 optionsFrom$828
Gumout All-In-One Complete Fuel System Cleaner Additive, 10 oz
4.7 out of 5 stars
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
1 Cans of BG Motor Oil Additive MOA $15.29
$1529
current price $15.291 Cans of BG Motor Oil Additive MOA
5 out of 5 stars
Dura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz
4 options
Available in additional 4 optionsDura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz
4.7 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
Lucas Oil 10020 Fuel Treatment 5.25 Ounce From $5.79
5 options
Available in additional 5 optionsFrom$579
Lucas Oil 10020 Fuel Treatment 5.25 Ounce
4.8 out of 5 stars
Techron Concentrate Plus 12oz
3 options
Available in additional 3 optionsTechron Concentrate Plus 12oz
4.7 out of 5 stars
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