Shop engine oil additives

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$19.99
Slick 50 Engine Treatment 15 Oz
Ace Hardware
7
$19.99
Slick 50 Engine Treatment 15 Oz
Ace Hardware
7
$32.99
LIQUI MOLY Cera Tec Friction Motor Oil Additive, 300 Ml, 20002
Advance Auto Parts
In store
18
Curbside
$32.99
LIQUI MOLY Cera Tec Friction Motor Oil Additive, 300 Ml, 20002
Advance Auto Parts
18
$147.52
True Brand Engine Max Treatment & Oil Stabilizer
Santie Wholesale Oil Company
$147.52
True Brand Engine Max Treatment & Oil Stabilizer
Santie Wholesale Oil Company
$25.99
Bars Leaks Oil Seal Engine Oil Burning & Leaking Repair, 16.9 Oz, OS-1
Advance Auto Parts
In store
647
Curbside
$25.99
Bars Leaks Oil Seal Engine Oil Burning & Leaking Repair, 16.9 Oz, OS-1
Advance Auto Parts
647
$16.99
Lucas Oil Products Heavy Duty Oil Stabilizer: Extends Engine Life, 1 Quart, 10001
Advance Auto Parts
In store
683
Curbside
$16.99
Lucas Oil Products Heavy Duty Oil Stabilizer: Extends Engine Life, 1 Quart, 10001
Advance Auto Parts
683
$83.88
$97.06
Bardahl No Smoke Motor Oil Additive - Engine Treatment For Oil Burning And Excessive Exhaust Smoke - Stop Smoke And Quiet Noisy Engines While Lowering
Amazon.com
7
Free shipping
13% off
$83.88
$97.06
Bardahl No Smoke Motor Oil Additive - Engine Treatment For Oil Burning And Excessive Exhaust Smoke - Stop Smoke And Quiet Noisy Engines While Lowering
Amazon.com
7
$22.99
Slick 50 High Mileage Engine Treatment (15 Oz.), 750002
Advance Auto Parts
In store
977
Curbside
$22.99
Slick 50 High Mileage Engine Treatment (15 Oz.), 750002
Advance Auto Parts
977
$99.10
$114.99
Hot Shot's Secret Original Stiction Eliminator - For All Vehicles, Gas & Diesel Oil Additive, Reduces Wear, Restores Power & Protects Injectors,
Amazon.com
2
Free shipping
13% off
$99.10
$114.99
Hot Shot's Secret Original Stiction Eliminator - For All Vehicles, Gas & Diesel Oil Additive, Reduces Wear, Restores Power & Protects Injectors,
Amazon.com
2
$20.95
COMP Cams 159: COMP Cams Engine Break-In Oil Additive
Summit Racing
246
$20.95
COMP Cams 159: COMP Cams Engine Break-In Oil Additive
Summit Racing
246
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
63
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
63
$22.99
Lucas Oil Products Engine Break-In Oil Additive, 16 Oz, 10063
Advance Auto Parts
In store
1K+
Curbside
$22.99
Lucas Oil Products Engine Break-In Oil Additive, 16 Oz, 10063
Advance Auto Parts
1K+
$15.99
Lucas Oil Products Heavy Duty Oil Stabilizer Oil Stabilizer 32 Oz
Ace Hardware
683
$15.99
Lucas Oil Products Heavy Duty Oil Stabilizer Oil Stabilizer 32 Oz
Ace Hardware
683
$35.99
Hot Shots Secret FR3 Oil Additive
Mark DeCola Diesel Performance LLC
$35.99
Hot Shots Secret FR3 Oil Additive
Mark DeCola Diesel Performance LLC
$5.99
STP Oil Treatment 15.73 Oz
Ace Hardware
231
$5.99
STP Oil Treatment 15.73 Oz
Ace Hardware
231
$107.99
Slick 50 Original Engine Treatment | 32 Oz., 6-Pack
Amazon.com
Free shipping
$107.99
Slick 50 Original Engine Treatment | 32 Oz., 6-Pack
Amazon.com
Free shipping
$59.99
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive - 64 OZ
D&J Precision Machine
1K+
$59.99
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive - 64 OZ
D&J Precision Machine
1K+
$14.95
16 Oz. Lubricant - Power Plus Top Lube | Power Plus Lubricants 19769-31
Summit Racing
9
$14.95
16 Oz. Lubricant - Power Plus Top Lube | Power Plus Lubricants 19769-31
Summit Racing
9
$56.99
Crower 86092: Crower Zddplus Motor Oil Additive
Summit Racing
20
$56.99
Crower 86092: Crower Zddplus Motor Oil Additive
Summit Racing
20
$62.68
$77.72
Bluengine Lubricant Treatment: Nanotechnology Engine Oil Additive - 260Ml
bhimaaeps-us
19% off
$62.68
$77.72
Bluengine Lubricant Treatment: Nanotechnology Engine Oil Additive - 260Ml
bhimaaeps-us
$20.95
COMP Cams 159 Engine Break-In Oil Additive [12-Ounce]
JEGS High Performance
388
$20.95
COMP Cams 159 Engine Break-In Oil Additive [12-Ounce]
JEGS High Performance
388
$16.79
Red Line Oil Engine Break-In Additive 16Oz.
JEGS High Performance
187
$16.79
Red Line Oil Engine Break-In Additive 16Oz.
JEGS High Performance
187
$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
$12.99
$17.99
Eastwood 4Oz. ZDDP Oil Additive
CJ Pony Parts
60-day returns (most items)
27% off
$12.99
$17.99
Eastwood 4Oz. ZDDP Oil Additive
CJ Pony Parts
60-day returns
$12.99
Eastwood 4 Oz. ZDDP Oil Additive
Classic Muscle Parts
60-day returns (most items)
$12.99
Eastwood 4 Oz. ZDDP Oil Additive
Classic Muscle Parts
60-day returns
$53.91
(3 Pack) Slick 50 Recharged High Mileage Engine Treatment Automotive Additive, 10W-30 Motor Oil, 32 Ounce
Walmart
In store
81
Free shipping
Curbside
$53.91
(3 Pack) Slick 50 Recharged High Mileage Engine Treatment Automotive Additive, 10W-30 Motor Oil, 32 Ounce
Walmart
81
$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
$10.98
Lucas Oil Products 16 Fluid Ounce(S) Engine Treatment | LUCA10016
Lowe's
$10.98
Lucas Oil Products 16 Fluid Ounce(S) Engine Treatment | LUCA10016
Lowe's
$8.33
$9.25
STA-BIL Fogging Oil-Dirtbike Engine Oil Additive 22001
Motosport
$8.33
$9.25
STA-BIL Fogging Oil-Dirtbike Engine Oil Additive 22001
Motosport
$49.99
Northstar Maintenance Kit For Northstar 420CC Engines, 2 Qts. 10/30W Oil, 8-Oz. Fuel Additive, Funnel, Filter And Spark Plug, Model 805644
Northern Tool
$49.99
Northstar Maintenance Kit For Northstar 420CC Engines, 2 Qts. 10/30W Oil, 8-Oz. Fuel Additive, Funnel, Filter And Spark Plug, Model 805644
Northern Tool
$162.95
COMP Cams 159-12 Engine Break-In Oil Additive, Case
Speedway Motors
$162.95
COMP Cams 159-12 Engine Break-In Oil Additive, Case
Speedway Motors
$266.95
MAX Mileage Diesel Fuel Additive & Engine Treatment 1 Gallon
Raney's Truck Parts
$266.95
MAX Mileage Diesel Fuel Additive & Engine Treatment 1 Gallon
Raney's Truck Parts
$14.95
Liqui Moly Engine Oil Additive 250Ml - 20050 | Speedaddicts.Com
Speed Addicts
90-day returns (most items)
$14.95
Liqui Moly Engine Oil Additive 250Ml - 20050 | Speedaddicts.Com
Speed Addicts
90-day returns
$19.99
Lucas Oil 10063 Break-In Oil Additive 16 Oz - Ensure Optimal Engine Start-Up
Electric Generator Depot
$19.99
Lucas Oil 10063 Break-In Oil Additive 16 Oz - Ensure Optimal Engine Start-Up
Electric Generator Depot
$14.50
Lucas Oil Fuel Treatment, 1 Quart
Hydraulic Cylinders
$14.50
Lucas Oil Fuel Treatment, 1 Quart
Hydraulic Cylinders
$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+
$6.77
Liqui Moly MOS2 Shooter, Grey/Black-Dirtbike Engine Oil Additive 20296
Motosport
$6.77
Liqui Moly MOS2 Shooter, Grey/Black-Dirtbike Engine Oil Additive 20296
Motosport
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    Shop engine oil additives

    Sponsored
    About our ads
    $19.99
    Slick 50 Engine Treatment 15 Oz
    Ace Hardware
    7
    $19.99
    Slick 50 Engine Treatment 15 Oz
    Ace Hardware
    7
    $32.99
    LIQUI MOLY Cera Tec Friction Motor Oil Additive, 300 Ml, 20002
    Advance Auto Parts
    In store
    18
    Curbside
    $32.99
    LIQUI MOLY Cera Tec Friction Motor Oil Additive, 300 Ml, 20002
    Advance Auto Parts
    18
    $147.52
    True Brand Engine Max Treatment & Oil Stabilizer
    Santie Wholesale Oil Company
    $147.52
    True Brand Engine Max Treatment & Oil Stabilizer
    Santie Wholesale Oil Company
    $25.99
    Bars Leaks Oil Seal Engine Oil Burning & Leaking Repair, 16.9 Oz, OS-1
    Advance Auto Parts
    In store
    647
    Curbside
    $25.99
    Bars Leaks Oil Seal Engine Oil Burning & Leaking Repair, 16.9 Oz, OS-1
    Advance Auto Parts
    647
    $16.99
    Lucas Oil Products Heavy Duty Oil Stabilizer: Extends Engine Life, 1 Quart, 10001
    Advance Auto Parts
    In store
    683
    Curbside
    $16.99
    Lucas Oil Products Heavy Duty Oil Stabilizer: Extends Engine Life, 1 Quart, 10001
    Advance Auto Parts
    683
    $83.88
    $97.06
    Bardahl No Smoke Motor Oil Additive - Engine Treatment For Oil Burning And Excessive Exhaust Smoke - Stop Smoke And Quiet Noisy Engines While Lowering
    Amazon.com
    7
    Free shipping
    13% off
    $83.88
    $97.06
    Bardahl No Smoke Motor Oil Additive - Engine Treatment For Oil Burning And Excessive Exhaust Smoke - Stop Smoke And Quiet Noisy Engines While Lowering
    Amazon.com
    7
    $22.99
    Slick 50 High Mileage Engine Treatment (15 Oz.), 750002
    Advance Auto Parts
    In store
    977
    Curbside
    $22.99
    Slick 50 High Mileage Engine Treatment (15 Oz.), 750002
    Advance Auto Parts
    977
    $99.10
    $114.99
    Hot Shot's Secret Original Stiction Eliminator - For All Vehicles, Gas & Diesel Oil Additive, Reduces Wear, Restores Power & Protects Injectors,
    Amazon.com
    2
    Free shipping
    13% off
    $99.10
    $114.99
    Hot Shot's Secret Original Stiction Eliminator - For All Vehicles, Gas & Diesel Oil Additive, Reduces Wear, Restores Power & Protects Injectors,
    Amazon.com
    2
    $20.95
    COMP Cams 159: COMP Cams Engine Break-In Oil Additive
    Summit Racing
    246
    $20.95
    COMP Cams 159: COMP Cams Engine Break-In Oil Additive
    Summit Racing
    246
    $19.49
    Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
    D&J Precision Machine
    63
    $19.49
    Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
    D&J Precision Machine
    63
    $22.99
    Lucas Oil Products Engine Break-In Oil Additive, 16 Oz, 10063
    Advance Auto Parts
    In store
    1K+
    Curbside
    $22.99
    Lucas Oil Products Engine Break-In Oil Additive, 16 Oz, 10063
    Advance Auto Parts
    1K+
    $15.99
    Lucas Oil Products Heavy Duty Oil Stabilizer Oil Stabilizer 32 Oz
    Ace Hardware
    683
    $15.99
    Lucas Oil Products Heavy Duty Oil Stabilizer Oil Stabilizer 32 Oz
    Ace Hardware
    683
    $35.99
    Hot Shots Secret FR3 Oil Additive
    Mark DeCola Diesel Performance LLC
    $35.99
    Hot Shots Secret FR3 Oil Additive
    Mark DeCola Diesel Performance LLC
    $5.99
    STP Oil Treatment 15.73 Oz
    Ace Hardware
    231
    $5.99
    STP Oil Treatment 15.73 Oz
    Ace Hardware
    231
    $107.99
    Slick 50 Original Engine Treatment | 32 Oz., 6-Pack
    Amazon.com
    Free shipping
    $107.99
    Slick 50 Original Engine Treatment | 32 Oz., 6-Pack
    Amazon.com
    Free shipping
    $59.99
    Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive - 64 OZ
    D&J Precision Machine
    1K+
    $59.99
    Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive - 64 OZ
    D&J Precision Machine
    1K+
    $14.95
    16 Oz. Lubricant - Power Plus Top Lube | Power Plus Lubricants 19769-31
    Summit Racing
    9
    $14.95
    16 Oz. Lubricant - Power Plus Top Lube | Power Plus Lubricants 19769-31
    Summit Racing
    9
    $56.99
    Crower 86092: Crower Zddplus Motor Oil Additive
    Summit Racing
    20
    $56.99
    Crower 86092: Crower Zddplus Motor Oil Additive
    Summit Racing
    20