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$55.99
Marvel Mystery Oil MM13R Gas And Oil Additive, 1 Qt, Plastic Bottle
IndustrialSafety.com
1K+
$55.99
Marvel Mystery Oil MM13R Gas And Oil Additive, 1 Qt, Plastic Bottle
IndustrialSafety.com
1K+
$57.10
$65.94
Rislone 4405-6PK Hy-Per Lube Zinc ZDDP Supplement, 11 Oz, 6-Pack | Real ZDDP Zinc Additive
Amazon.com
108
Free shipping
13% off
$57.10
$65.94
Rislone 4405-6PK Hy-Per Lube Zinc ZDDP Supplement, 11 Oz, 6-Pack | Real ZDDP Zinc Additive
Amazon.com
108
$94.33
Motorkote MK-HL01G-04 Heavy Duty Hyper Lubricant, 1-Gallon, Single
Amazon.com
3K+
Free shipping
$94.33
Motorkote MK-HL01G-04 Heavy Duty Hyper Lubricant, 1-Gallon, Single
Amazon.com
3K+
$38.95
Motorkote MK-HL32-06 Heavy Duty Hyper Lubricant Engine Treatment, 32-Ounce, Single, Black
Amazon.com
Free shipping
$38.95
Motorkote MK-HL32-06 Heavy Duty Hyper Lubricant Engine Treatment, 32-Ounce, Single, Black
Amazon.com
Free shipping
$48.00
Bg 44K Platinum Epr_44K_115 Engine Performance Restoration Automotive Additive, 11 Fl Oz
Walmart
Free shipping
30-day returns
$48.00
Bg 44K Platinum Epr_44K_115 Engine Performance Restoration Automotive Additive, 11 Fl Oz
Walmart
30-day returns
$9.99
$11.49
Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 16 Oz, SF16
Advance Auto Parts
In store
4K+
Curbside
$9.99
$11.49
Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 16 Oz, SF16
Advance Auto Parts
4K+
$10.99
$13.99
Sea Foam High Mileage Motor Treatment Fuel And Oil Additive, For Gas Engines Over 75,000 Miles, 16 Oz, HM16
Advance Auto Parts
In store
639
Curbside
$10.99
$13.99
Sea Foam High Mileage Motor Treatment Fuel And Oil Additive, For Gas Engines Over 75,000 Miles, 16 Oz, HM16
Advance Auto Parts
639
$43.99
Single Stage Urethane Activator, Fast, Below 70F, 1 Quart | Summit Racing SUM-UP100Q
Summit Racing
$43.99
Single Stage Urethane Activator, Fast, Below 70F, 1 Quart | Summit Racing SUM-UP100Q
Summit Racing
$32.99
LIQUI MOLY Cera Tec Friction Motor Oil Additive, 300 Ml, 20002
Advance Auto Parts
In store
15% Off*
Curbside
$32.99
LIQUI MOLY Cera Tec Friction Motor Oil Additive, 300 Ml, 20002
Advance Auto Parts
15% Off*
$8.50
Lucas Oil 1 Qt. Engine Treatment/Additive
iverybers.com
Free shipping
$8.50
Lucas Oil 1 Qt. Engine Treatment/Additive
iverybers.com
Free shipping
$24.64
32 Oz. Octane Boost - VP Racing Madditive Octanium Unleaded Concentrate | VP Racing Fuels 29505
Summit Racing
5
$24.64
32 Oz. Octane Boost - VP Racing Madditive Octanium Unleaded Concentrate | VP Racing Fuels 29505
Summit Racing
5
$12.79
$14.99
JEGS Racing Super Coolant Additive [16 Oz.]
JEGS High Performance
14% off
$12.79
$14.99
JEGS Racing Super Coolant Additive [16 Oz.]
JEGS High Performance
$42.99
Liqui-Moly Proline Engine Flush And Cera Tec Oil Treatment - Oil Change Additive Package: Not To Be Used With Liqui Moly Molygen Engine Oil - ...
Turner Motorsport
$42.99
Liqui-Moly Proline Engine Flush And Cera Tec Oil Treatment - Oil Change Additive Package: Not To Be Used With Liqui Moly Molygen Engine Oil - ...
Turner Motorsport
$14.54
$14.99
DEI Heater Hotter 16 Oz. Performance Coolant Additive
CJ Pony Parts
60-day returns (most items)
$14.54
$14.99
DEI Heater Hotter 16 Oz. Performance Coolant Additive
CJ Pony Parts
60-day returns
$21.99
Eastwood ZDDP Oil Additive 4 Oz.
Eastwood.com
90-day returns (most items)
$21.99
Eastwood ZDDP Oil Additive 4 Oz.
Eastwood.com
90-day returns
$24.64
32 Oz. Cetane Boost - VP Racing Madditive Cetanium Cetane Concentrate | VP Racing Fuels 2865
Summit Racing
$24.64
32 Oz. Cetane Boost - VP Racing Madditive Cetanium Cetane Concentrate | VP Racing Fuels 2865
Summit Racing
$12.99
$17.99
Eastwood 4Oz. ZDDP Oil Additive
CJ Pony Parts
15
27% off
$12.99
$17.99
Eastwood 4Oz. ZDDP Oil Additive
CJ Pony Parts
15
$6.99
Liqui-Moly Viscoplus For Oil - 300Ml: High Performance Additive For Stabilizing The Viscosity Of Motor Oil
Turner Motorsport
54
$6.99
Liqui-Moly Viscoplus For Oil - 300Ml: High Performance Additive For Stabilizing The Viscosity Of Motor Oil
Turner Motorsport
54
$9.28
$9.77
Liqui-Moly Hydraulic Lifter Additive - 300Ml: Quiet Down That Lifter Tick!
Turner Motorsport
106
$9.28
$9.77
Liqui-Moly Hydraulic Lifter Additive - 300Ml: Quiet Down That Lifter Tick!
Turner Motorsport
106
$10.09
$11.09
JEGS Break-In/Engine Oil Supplement [12 Oz. Bottle]
JEGS High Performance
$10.09
$11.09
JEGS Break-In/Engine Oil Supplement [12 Oz. Bottle]
JEGS High Performance
$34.95
Justice Brothers Heavy Duty Vehicle Lubrication Additive
Norcal Diesel Performance
30-day returns (most items)
$34.95
Justice Brothers Heavy Duty Vehicle Lubrication Additive
Norcal Diesel Performance
30-day returns
$56.35
Lucas Fuel Additive: Upper Cylinder Lubricant And Injector Cleaner, Detergents, 1 Gal Container Size Model: 10013
Grainger
$56.35
Lucas Fuel Additive: Upper Cylinder Lubricant And Injector Cleaner, Detergents, 1 Gal Container Size Model: 10013
Grainger
$13.79
$14.99
JEGS Top Lube Fuel Additive With Strawberry Fragrance
JEGS High Performance
$13.79
$14.99
JEGS Top Lube Fuel Additive With Strawberry Fragrance
JEGS High Performance
$11.98
1957-1965 Jeep FC150 Differential Oil Additive Crown Automotive 57-65 Jeep Differential Oil Additive
Parts Geek
$11.98
1957-1965 Jeep FC150 Differential Oil Additive Crown Automotive 57-65 Jeep Differential Oil Additive
Parts Geek
$40.88
Marvel Mystery Oil Oil Additive: Motor Treatment, 1 Gal Container Size Model: MM14R
Grainger
$40.88
Marvel Mystery Oil Oil Additive: Motor Treatment, 1 Gal Container Size Model: MM14R
Grainger
$16.75
AVBLEND Engine Oil Additive 12 Oz
AircraftSpruce.com
4
$16.75
AVBLEND Engine Oil Additive 12 Oz
AircraftSpruce.com
4
$9.99
$14.99
DEI Radiator Relief Cooling Additive 16-Oz 2000
CJ Pony Parts
60-day returns (most items)
33% off
$9.99
$14.99
DEI Radiator Relief Cooling Additive 16-Oz 2000
CJ Pony Parts
60-day returns
$6.36
Rislone 4102 Engine Treatment Automotive Additive, 16.9 Oz
Walmart
In store
Curbside
$6.36
Rislone 4102 Engine Treatment Automotive Additive, 16.9 Oz
Walmart
$51.40
Baldwin Filters Coolant Additive: Coolant Additive, Coolant, 1 Gal Container Size, Green, Bottle Model: CSC5012
Grainger
$51.40
Baldwin Filters Coolant Additive: Coolant Additive, Coolant, 1 Gal Container Size, Green, Bottle Model: CSC5012
Grainger
$13.49
Lucas Oil Products Complete Engine Treatment 16 Oz
Kroger
In store
48
Curbside
$13.49
Lucas Oil Products Complete Engine Treatment 16 Oz
Kroger
48
$11.78
$12.29
VW MK4 R32 - Genuine Volkswagen Audi Fuel Additive: 90ML Gasoline Additive Used To Clean Your VW Or Audi's Fuel System
ECS Tuning
$11.78
$12.29
VW MK4 R32 - Genuine Volkswagen Audi Fuel Additive: 90ML Gasoline Additive Used To Clean Your VW Or Audi's Fuel System
ECS Tuning
$12.72
(2 Pack) Rislone 4102 Engine Treatment Automotive Additive, 16.9 Oz
Walmart
In store
Curbside
$12.72
(2 Pack) Rislone 4102 Engine Treatment Automotive Additive, 16.9 Oz
Walmart
$4.10
Motormedic 14 Oz. Engine Treatment/Additive
iieemm.com
Free shipping
$4.10
Motormedic 14 Oz. Engine Treatment/Additive
iieemm.com
Free shipping
$84.95
Fuel Bomb: HELLFIRE +8 Cetane Booster Diesel Fuel Additive
Diesel Power Products
30-day returns (most items)
$84.95
Fuel Bomb: HELLFIRE +8 Cetane Booster Diesel Fuel Additive
Diesel Power Products
30-day returns
$15.18
Lucas Oil Engine Oil Stabilizer
Raney's Truck Parts
Cost-Effective · Easy to Install · High-quality Material · Improves gas mileage · Lucas
$15.18
Lucas Oil Engine Oil Stabilizer
Raney's Truck Parts
Cost-Effective · Easy to Install · High-quality Material · Improves gas mileage · Lucas
$10.50
Liqui-Moly Mos2 Anti Friction Additive For Manual Transmission / Differential: Increase The Life Of Your Gear Oil, And Decrease Gearbox Noise For ...
ECS Tuning
$10.50
Liqui-Moly Mos2 Anti Friction Additive For Manual Transmission / Differential: Increase The Life Of Your Gear Oil, And Decrease Gearbox Noise For ...
ECS Tuning
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    Shop automotive additives

    Sponsored
    About our ads
    $55.99
    Marvel Mystery Oil MM13R Gas And Oil Additive, 1 Qt, Plastic Bottle
    IndustrialSafety.com
    1K+
    $55.99
    Marvel Mystery Oil MM13R Gas And Oil Additive, 1 Qt, Plastic Bottle
    IndustrialSafety.com
    1K+
    $57.10
    $65.94
    Rislone 4405-6PK Hy-Per Lube Zinc ZDDP Supplement, 11 Oz, 6-Pack | Real ZDDP Zinc Additive
    Amazon.com
    108
    Free shipping
    13% off
    $57.10
    $65.94
    Rislone 4405-6PK Hy-Per Lube Zinc ZDDP Supplement, 11 Oz, 6-Pack | Real ZDDP Zinc Additive
    Amazon.com
    108
    $94.33
    Motorkote MK-HL01G-04 Heavy Duty Hyper Lubricant, 1-Gallon, Single
    Amazon.com
    3K+
    Free shipping
    $94.33
    Motorkote MK-HL01G-04 Heavy Duty Hyper Lubricant, 1-Gallon, Single
    Amazon.com
    3K+
    $38.95
    Motorkote MK-HL32-06 Heavy Duty Hyper Lubricant Engine Treatment, 32-Ounce, Single, Black
    Amazon.com
    Free shipping
    $38.95
    Motorkote MK-HL32-06 Heavy Duty Hyper Lubricant Engine Treatment, 32-Ounce, Single, Black
    Amazon.com
    Free shipping
    $48.00
    Bg 44K Platinum Epr_44K_115 Engine Performance Restoration Automotive Additive, 11 Fl Oz
    Walmart
    19
    Free shipping
    30-day returns
    $48.00
    Bg 44K Platinum Epr_44K_115 Engine Performance Restoration Automotive Additive, 11 Fl Oz
    Walmart
    19
    $9.99
    $11.49
    Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 16 Oz, SF16
    Advance Auto Parts
    In store
    4K+
    Curbside
    $9.99
    $11.49
    Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 16 Oz, SF16
    Advance Auto Parts
    4K+
    $43.99
    Single Stage Urethane Activator, Fast, Below 70F, 1 Quart | Summit Racing SUM-UP100Q
    Summit Racing
    54
    90-day returns (most items)
    $43.99
    Single Stage Urethane Activator, Fast, Below 70F, 1 Quart | Summit Racing SUM-UP100Q
    Summit Racing
    54
    $10.99
    $13.99
    Sea Foam High Mileage Motor Treatment Fuel And Oil Additive, For Gas Engines Over 75,000 Miles, 16 Oz, HM16
    Advance Auto Parts
    In store
    639
    Curbside
    $10.99
    $13.99
    Sea Foam High Mileage Motor Treatment Fuel And Oil Additive, For Gas Engines Over 75,000 Miles, 16 Oz, HM16
    Advance Auto Parts
    639
    $32.99
    LIQUI MOLY Cera Tec Friction Motor Oil Additive, 300 Ml, 20002
    Advance Auto Parts
    In store
    15% Off*
    Curbside
    $32.99
    LIQUI MOLY Cera Tec Friction Motor Oil Additive, 300 Ml, 20002
    Advance Auto Parts
    15% Off*
    $8.50
    Lucas Oil 1 Qt. Engine Treatment/Additive
    iverybers.com
    Free shipping
    $8.50
    Lucas Oil 1 Qt. Engine Treatment/Additive
    iverybers.com
    Free shipping
    $24.64
    32 Oz. Octane Boost - VP Racing Madditive Octanium Unleaded Concentrate | VP Racing Fuels 29505
    Summit Racing
    5
    90-day returns (most items)
    $24.64
    32 Oz. Octane Boost - VP Racing Madditive Octanium Unleaded Concentrate | VP Racing Fuels 29505
    Summit Racing
    5
    $12.79
    $14.99
    JEGS Racing Super Coolant Additive [16 Oz.]
    JEGS High Performance
    14% off
    $12.79
    $14.99
    JEGS Racing Super Coolant Additive [16 Oz.]
    JEGS High Performance
    $42.99
    Liqui-Moly Proline Engine Flush And Cera Tec Oil Treatment - Oil Change Additive Package: Not To Be Used With Liqui Moly Molygen Engine Oil - ...
    Turner Motorsport
    $42.99
    Liqui-Moly Proline Engine Flush And Cera Tec Oil Treatment - Oil Change Additive Package: Not To Be Used With Liqui Moly Molygen Engine Oil - ...
    Turner Motorsport
    $14.54
    $14.99
    DEI Heater Hotter 16 Oz. Performance Coolant Additive
    CJ Pony Parts
    60-day returns (most items)
    $14.54
    $14.99
    DEI Heater Hotter 16 Oz. Performance Coolant Additive
    CJ Pony Parts
    60-day returns
    $21.99
    Eastwood ZDDP Oil Additive 4 Oz.
    Eastwood.com
    90-day returns (most items)
    $21.99
    Eastwood ZDDP Oil Additive 4 Oz.
    Eastwood.com
    90-day returns
    $24.64
    32 Oz. Cetane Boost - VP Racing Madditive Cetanium Cetane Concentrate | VP Racing Fuels 2865
    Summit Racing
    $24.64
    32 Oz. Cetane Boost - VP Racing Madditive Cetanium Cetane Concentrate | VP Racing Fuels 2865
    Summit Racing
    $12.99
    $17.99
    Eastwood 4Oz. ZDDP Oil Additive
    CJ Pony Parts
    15
    27% off
    $12.99
    $17.99
    Eastwood 4Oz. ZDDP Oil Additive
    CJ Pony Parts
    15
    $6.99
    Liqui-Moly Viscoplus For Oil - 300Ml: High Performance Additive For Stabilizing The Viscosity Of Motor Oil
    Turner Motorsport
    54
    $6.99
    Liqui-Moly Viscoplus For Oil - 300Ml: High Performance Additive For Stabilizing The Viscosity Of Motor Oil
    Turner Motorsport
    54