Shop engine additives

Sponsored
About our ads
$134.23
Energy Release P003 Anti-Friction Engine Treatment - 1 Gallon
Amazon.com
107
Free shipping
$134.23
Energy Release P003 Anti-Friction Engine Treatment - 1 Gallon
Amazon.com
107
$31.64
$38.98
Motorkote MK-HL32-06 Heavy Duty Hyper Lubricant Engine Treatment, 32-Ounce, Single, Black
Amazon.com
2K+
18% off
$31.64
$38.98
Motorkote MK-HL32-06 Heavy Duty Hyper Lubricant Engine Treatment, 32-Ounce, Single, Black
Amazon.com
2K+
$313.48
$356.99
Motorkote Hyper Lubricant Heavy Duty Engine Treatment | Friction Reducer For Gas & Diesel Engines | 1 Gallon, 4-Pack
Amazon.com
154
Free shipping
12% off
$313.48
$356.99
Motorkote Hyper Lubricant Heavy Duty Engine Treatment | Friction Reducer For Gas & Diesel Engines | 1 Gallon, 4-Pack
Amazon.com
154
$10.99
Seafoam Sea Foam Motor Treatment, Size 16 Oz | Overton's
Overton's
5K+
$10.99
Seafoam Sea Foam Motor Treatment, Size 16 Oz | Overton's
Overton's
5K+
$16.69
P.I. Performance Improver Gasoline Additive In 12 Oz. Bottle By AMSOIL | APICN-EA
AMSOIL
961
$16.69
P.I. Performance Improver Gasoline Additive In 12 Oz. Bottle By AMSOIL | APICN-EA
AMSOIL
961
$8.99
Restore Engine Restorer & Lubricant, 4 Cylinder Formula, 00009
Advance Auto Parts
110
$8.99
Restore Engine Restorer & Lubricant, 4 Cylinder Formula, 00009
Advance Auto Parts
110
$32.99
LIQUI MOLY Cera Tec Friction Motor Oil Additive, 300 Ml, 20002
Advance Auto Parts
164
$32.99
LIQUI MOLY Cera Tec Friction Motor Oil Additive, 300 Ml, 20002
Advance Auto Parts
164
$7.99
Rislone High Mileage Engine Treatment Conditioner And Cleaner, 16.9 Oz, 4102
Advance Auto Parts
1K+
$7.99
Rislone High Mileage Engine Treatment Conditioner And Cleaner, 16.9 Oz, 4102
Advance Auto Parts
1K+
$97.99
Tribotex Oil Additive: Treatment For Engine & Oil Automotive, With
eBay
55
$97.99
Tribotex Oil Additive: Treatment For Engine & Oil Automotive, With
eBay
55
$24.64
32 Oz. Cetane Boost - VP Racing Madditive Cetanium Cetane Concentrate | VP Racing Fuels 2865
Summit Racing
1
$24.64
32 Oz. Cetane Boost - VP Racing Madditive Cetanium Cetane Concentrate | VP Racing Fuels 2865
Summit Racing
1
$8.50
Lucas Oil 1 Qt. Engine Treatment/Additive
WhiteStyle
$8.50
Lucas Oil 1 Qt. Engine Treatment/Additive
WhiteStyle
$8.92
$10.49
Stp Synthetic Oil Treatment Engine Oil Additive, 15 Fl Oz
Walmart
1
14% off
$8.92
$10.49
Stp Synthetic Oil Treatment Engine Oil Additive, 15 Fl Oz
Walmart
1
$111.95
Liqui Moly 20004 Hydraulic Lifter Additive 300Ml Engine Noise Reducer
eBay
106
$111.95
Liqui Moly 20004 Hydraulic Lifter Additive 300Ml Engine Noise Reducer
eBay
106
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
3K+
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
3K+
$20.95
COMP Cams 159: COMP Cams Engine Break-In Oil Additive
Summit Racing
247
$20.95
COMP Cams 159: COMP Cams Engine Break-In Oil Additive
Summit Racing
247
$23.22
Liqui Moly Hydraulic Lifter Additive 20004 Engine Treatment 300Ml
eBay
105
Free shipping
$23.22
Liqui Moly Hydraulic Lifter Additive 20004 Engine Treatment 300Ml
eBay
105
$11.89
Quickshot Gasoline Treatment And Stabilizer In 8 Oz. Bottle By AMSOIL | AQSCN-EA
AMSOIL
195
$11.89
Quickshot Gasoline Treatment And Stabilizer In 8 Oz. Bottle By AMSOIL | AQSCN-EA
AMSOIL
195
$7.59
$7.99
Liqui-Moly Super Diesel Additive - 300Ml: Reduces Wear Of Fuel Pump While Improving Engine Performance And Emissions For Audi, VW, Porsche, BMW, ...
ECS Tuning
$7.59
$7.99
Liqui-Moly Super Diesel Additive - 300Ml: Reduces Wear Of Fuel Pump While Improving Engine Performance And Emissions For Audi, VW, Porsche, BMW, ...
ECS Tuning
$10.08
ALLIANT POWER-Fuel Additive | AP0506
FleetPride
$10.08
ALLIANT POWER-Fuel Additive | AP0506
FleetPride
$12.99
$17.99
Eastwood 4Oz. ZDDP Oil Additive
CJ Pony Parts
17
27% off
$12.99
$17.99
Eastwood 4Oz. ZDDP Oil Additive
CJ Pony Parts
17
$12.99
Eastwood 4 Oz. ZDDP Oil Additive
Classic Muscle Parts
17
$12.99
Eastwood 4 Oz. ZDDP Oil Additive
Classic Muscle Parts
17
$12.24
SY3112 MOTOR AID OIL TREATMENT - 12 OZ
Intella Parts Company
$12.24
SY3112 MOTOR AID OIL TREATMENT - 12 OZ
Intella Parts Company
$59.99
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive - 64 OZ
D&J Precision Machine
3K+
$59.99
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive - 64 OZ
D&J Precision Machine
3K+
$38.19
Quickshot Gasoline Treatment And Stabilizer In A Quart Bottle By AMSOIL | AQSQT-EA
AMSOIL
55
$38.19
Quickshot Gasoline Treatment And Stabilizer In A Quart Bottle By AMSOIL | AQSQT-EA
AMSOIL
55
$97.88
LIQUI MOLY 300Ml Mos2 Anti-Friction Engine Treatment
Extreme Power House
$97.88
LIQUI MOLY 300Ml Mos2 Anti-Friction Engine Treatment
Extreme Power House
$89.68
1 Gallon Power Additive - Klotz Synthetic Nitro Power Additive | Klotz Synthetic Lubricants KL-640
Summit Racing
5
$89.68
1 Gallon Power Additive - Klotz Synthetic Nitro Power Additive | Klotz Synthetic Lubricants KL-640
Summit Racing
5
$41.95
Two-Pack Of Maxmpg Diesel Additive - Boost Fuel Economy & Engine Life
Industrial Injection Diesel Performance
$41.95
Two-Pack Of Maxmpg Diesel Additive - Boost Fuel Economy & Engine Life
Industrial Injection Diesel Performance
$19.25
STA-BIL Small Engine Pro Multi-System Additive 16 Fl. Oz. (D+S) Pack| 22305
Lowe's
782
$19.25
STA-BIL Small Engine Pro Multi-System Additive 16 Fl. Oz. (D+S) Pack| 22305
Lowe's
782
$21.84
Sea Foam SEASF16 Engine Treatment Additive 16 Oz
Voomi Supply
5K+
$21.84
Sea Foam SEASF16 Engine Treatment Additive 16 Oz
Voomi Supply
5K+
$27.99
Camguard Aviation Oil Additive For Ultimate Engine Protection
Pilot Mall
$27.99
Camguard Aviation Oil Additive For Ultimate Engine Protection
Pilot Mall
$37.83
Zep Engine Additives, Diesel Fuel Additive - Emissions Test Formula, Container Size 1 Quart, Container Type Bottle, Net Fill 32 Fl. Oz. 058311
Penn Tool Co
$37.83
Zep Engine Additives, Diesel Fuel Additive - Emissions Test Formula, Container Size 1 Quart, Container Type Bottle, Net Fill 32 Fl. Oz. 058311
Penn Tool Co
$19.98
STA-BIL 32-Oz 2-Cycle Or 4-Cycle Engines Fuel Additive | 22216
Lowe's
465
$19.98
STA-BIL 32-Oz 2-Cycle Or 4-Cycle Engines Fuel Additive | 22216
Lowe's
465
$19.51
Lucas Oil 11100Engine Oil Stop Leak Top Off Additive
Walmart
7
$19.51
Lucas Oil 11100Engine Oil Stop Leak Top Off Additive
Walmart
7
$22.49
Liqui Moly Oil Additive, 20284
Carparts.com
Free shipping
$22.49
Liqui Moly Oil Additive, 20284
Carparts.com
Free shipping
$14.98
Power Service 26-Oz Diesel Engines Fuel Additive | PSVC1026
Lowe's
6
$14.98
Power Service 26-Oz Diesel Engines Fuel Additive | PSVC1026
Lowe's
6
$16.25
Motor Medic M1815 Engine Treatment Additive 14 Oz
Voomi Supply
$16.25
Motor Medic M1815 Engine Treatment Additive 14 Oz
Voomi Supply

Shop engine additives

Sponsored
About our ads
$8.92
$10.49
Stp Synthetic Oil Treatment Engine Oil Additive, 15 Fl Oz
Walmart
1
14% off
$8.92
$10.49
Stp Synthetic Oil Treatment Engine Oil Additive, 15 Fl Oz
Walmart
$111.95
Liqui Moly 20004 Hydraulic Lifter Additive 300Ml Engine Noise Reducer
eBay
106
$111.95
Liqui Moly 20004 Hydraulic Lifter Additive 300Ml Engine Noise Reducer
eBay
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
3K+
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
$20.95
COMP Cams 159: COMP Cams Engine Break-In Oil Additive
Summit Racing
247
$20.95
COMP Cams 159: COMP Cams Engine Break-In Oil Additive
Summit Racing
$23.22
Liqui Moly Hydraulic Lifter Additive 20004 Engine Treatment 300Ml
eBay
105
Free shipping
$23.22
Liqui Moly Hydraulic Lifter Additive 20004 Engine Treatment 300Ml
eBay
$11.89
Quickshot Gasoline Treatment And Stabilizer In 8 Oz. Bottle By AMSOIL | AQSCN-EA
AMSOIL
195
$11.89
Quickshot Gasoline Treatment And Stabilizer In 8 Oz. Bottle By AMSOIL | AQSCN-EA
AMSOIL
$7.59
$7.99
Liqui-Moly Super Diesel Additive - 300Ml: Reduces Wear Of Fuel Pump While Improving Engine Performance And Emissions For Audi, VW, Porsche, BMW, ...
ECS Tuning
$7.59
$7.99
Liqui-Moly Super Diesel Additive - 300Ml: Reduces Wear Of Fuel Pump While Improving Engine Performance And Emissions For Audi, VW, Porsche, BMW, ...
ECS Tuning
$10.08
ALLIANT POWER-Fuel Additive | AP0506
FleetPride
$10.08
ALLIANT POWER-Fuel Additive | AP0506
FleetPride
$12.99
$17.99
Eastwood 4Oz. ZDDP Oil Additive
CJ Pony Parts
17
27% off
$12.99
$17.99
Eastwood 4Oz. ZDDP Oil Additive
CJ Pony Parts
$12.99
Eastwood 4 Oz. ZDDP Oil Additive
Classic Muscle Parts
17
$12.99
Eastwood 4 Oz. ZDDP Oil Additive
Classic Muscle Parts
$12.24
SY3112 MOTOR AID OIL TREATMENT - 12 OZ
Intella Parts Company
$12.24
SY3112 MOTOR AID OIL TREATMENT - 12 OZ
Intella Parts Company
$59.99
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive - 64 OZ
D&J Precision Machine
3K+
$59.99
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive - 64 OZ
D&J Precision Machine
$38.19
Quickshot Gasoline Treatment And Stabilizer In A Quart Bottle By AMSOIL | AQSQT-EA
AMSOIL
55
$38.19
Quickshot Gasoline Treatment And Stabilizer In A Quart Bottle By AMSOIL | AQSQT-EA
AMSOIL
$97.88
LIQUI MOLY 300Ml Mos2 Anti-Friction Engine Treatment
Extreme Power House
$97.88
LIQUI MOLY 300Ml Mos2 Anti-Friction Engine Treatment
Extreme Power House
$89.68
1 Gallon Power Additive - Klotz Synthetic Nitro Power Additive | Klotz Synthetic Lubricants KL-640
Summit Racing
5
$89.68
1 Gallon Power Additive - Klotz Synthetic Nitro Power Additive | Klotz Synthetic Lubricants KL-640
Summit Racing
$41.95
Two-Pack Of Maxmpg Diesel Additive - Boost Fuel Economy & Engine Life
Industrial Injection Diesel Performance
$41.95
Two-Pack Of Maxmpg Diesel Additive - Boost Fuel Economy & Engine Life
Industrial Injection Diesel Performance
$19.25
STA-BIL Small Engine Pro Multi-System Additive 16 Fl. Oz. (D+S) Pack| 22305
Lowe's
782
$19.25
STA-BIL Small Engine Pro Multi-System Additive 16 Fl. Oz. (D+S) Pack| 22305
Lowe's
$21.84
Sea Foam SEASF16 Engine Treatment Additive 16 Oz
Voomi Supply
5K+
$21.84
Sea Foam SEASF16 Engine Treatment Additive 16 Oz
Voomi Supply

Shop engine additives

Sponsored
About our ads
$134.23
Energy Release P003 Anti-Friction Engine Treatment - 1 Gallon
Amazon.com
107
Free shipping
$134.23
Energy Release P003 Anti-Friction Engine Treatment - 1 Gallon
Amazon.com
107
$31.64
$38.98
Motorkote MK-HL32-06 Heavy Duty Hyper Lubricant Engine Treatment, 32-Ounce, Single, Black
Amazon.com
2K+
18% off
$31.64
$38.98
Motorkote MK-HL32-06 Heavy Duty Hyper Lubricant Engine Treatment, 32-Ounce, Single, Black
Amazon.com
2K+
$313.48
$356.99
Motorkote Hyper Lubricant Heavy Duty Engine Treatment | Friction Reducer For Gas & Diesel Engines | 1 Gallon, 4-Pack
Amazon.com
154
Free shipping
12% off
$313.48
$356.99
Motorkote Hyper Lubricant Heavy Duty Engine Treatment | Friction Reducer For Gas & Diesel Engines | 1 Gallon, 4-Pack
Amazon.com
154
$10.99
Seafoam Sea Foam Motor Treatment, Size 16 Oz | Overton's
Overton's
5K+
$10.99
Seafoam Sea Foam Motor Treatment, Size 16 Oz | Overton's
Overton's
5K+
$16.69
P.I. Performance Improver Gasoline Additive In 12 Oz. Bottle By AMSOIL | APICN-EA
AMSOIL
961
$16.69
P.I. Performance Improver Gasoline Additive In 12 Oz. Bottle By AMSOIL | APICN-EA
AMSOIL
961
$8.99
Restore Engine Restorer & Lubricant, 4 Cylinder Formula, 00009
Advance Auto Parts
110
$8.99
Restore Engine Restorer & Lubricant, 4 Cylinder Formula, 00009
Advance Auto Parts
110
$32.99
LIQUI MOLY Cera Tec Friction Motor Oil Additive, 300 Ml, 20002
Advance Auto Parts
164
$32.99
LIQUI MOLY Cera Tec Friction Motor Oil Additive, 300 Ml, 20002
Advance Auto Parts
164
$7.99
Rislone High Mileage Engine Treatment Conditioner And Cleaner, 16.9 Oz, 4102
Advance Auto Parts
1K+
$7.99
Rislone High Mileage Engine Treatment Conditioner And Cleaner, 16.9 Oz, 4102
Advance Auto Parts
1K+
$97.99
Tribotex Oil Additive: Treatment For Engine & Oil Automotive, With
eBay
55
$97.99
Tribotex Oil Additive: Treatment For Engine & Oil Automotive, With
eBay
55
$24.64
32 Oz. Cetane Boost - VP Racing Madditive Cetanium Cetane Concentrate | VP Racing Fuels 2865
Summit Racing
1
$24.64
32 Oz. Cetane Boost - VP Racing Madditive Cetanium Cetane Concentrate | VP Racing Fuels 2865
Summit Racing
1
$8.50
Lucas Oil 1 Qt. Engine Treatment/Additive
WhiteStyle
$8.50
Lucas Oil 1 Qt. Engine Treatment/Additive
WhiteStyle
$8.92
$10.49
Stp Synthetic Oil Treatment Engine Oil Additive, 15 Fl Oz
Walmart
1
14% off
$8.92
$10.49
Stp Synthetic Oil Treatment Engine Oil Additive, 15 Fl Oz
Walmart
1
$111.95
Liqui Moly 20004 Hydraulic Lifter Additive 300Ml Engine Noise Reducer
eBay
106
$111.95
Liqui Moly 20004 Hydraulic Lifter Additive 300Ml Engine Noise Reducer
eBay
106
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
3K+
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
3K+
$20.95
COMP Cams 159: COMP Cams Engine Break-In Oil Additive
Summit Racing
247
$20.95
COMP Cams 159: COMP Cams Engine Break-In Oil Additive
Summit Racing
247
$23.22
Liqui Moly Hydraulic Lifter Additive 20004 Engine Treatment 300Ml
eBay
105
Free shipping
$23.22
Liqui Moly Hydraulic Lifter Additive 20004 Engine Treatment 300Ml
eBay
105
$11.89
Quickshot Gasoline Treatment And Stabilizer In 8 Oz. Bottle By AMSOIL | AQSCN-EA
AMSOIL
195
$11.89
Quickshot Gasoline Treatment And Stabilizer In 8 Oz. Bottle By AMSOIL | AQSCN-EA
AMSOIL
195
$7.59
$7.99
Liqui-Moly Super Diesel Additive - 300Ml: Reduces Wear Of Fuel Pump While Improving Engine Performance And Emissions For Audi, VW, Porsche, BMW, ...
ECS Tuning
$7.59
$7.99
Liqui-Moly Super Diesel Additive - 300Ml: Reduces Wear Of Fuel Pump While Improving Engine Performance And Emissions For Audi, VW, Porsche, BMW, ...
ECS Tuning