Shop best engine oil additive high-mileage

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$22.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
1K+
$22.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
1K+
$118.69
Tribotex Nano Oil Additive Car Engine Treatment: Add To Engine Lube - Makes High Mileage Cars Like New With A Synthetic Material (Treats One Regular
Amazon.com
1K+
Free shipping
$118.69
Tribotex Nano Oil Additive Car Engine Treatment: Add To Engine Lube - Makes High Mileage Cars Like New With A Synthetic Material (Treats One Regular
Amazon.com
1K+
$50.00
Liquimoly 3721 Engine Oil Additive
Amazon.com
1K+
Free shipping
$50.00
Liquimoly 3721 Engine Oil Additive
Amazon.com
1K+
$62.99
Hot Shot's Secret Friction Reducer FR3 64Oz. Synthetic Oil Additive Protects Engine & Improves Performance, Friction Modifier For Gas & Deisel
Amazon.com
1K+
Free shipping
$62.99
Hot Shot's Secret Friction Reducer FR3 64Oz. Synthetic Oil Additive Protects Engine & Improves Performance, Friction Modifier For Gas & Deisel
Amazon.com
1K+
$38.98
Motorkote MK-HL32-06 Heavy Duty Hyper Lubricant Engine Treatment, 32-Ounce, Single, Black
Amazon.com
3K+
Free shipping
$38.98
Motorkote MK-HL32-06 Heavy Duty Hyper Lubricant Engine Treatment, 32-Ounce, Single, Black
Amazon.com
3K+
$128.93
Lucas Oil Motor Additive, Pure Synthetic Oil Stabilizer, Synthetic, 1 Gal Jug, Each
Amazon.com
124
Free shipping
$128.93
Lucas Oil Motor Additive, Pure Synthetic Oil Stabilizer, Synthetic, 1 Gal Jug, Each
Amazon.com
124
$44.95
Archoil AR9100 Oil Additive (16Oz) For All Vehicles - Powerstroke Cold Starts, Eliminates Injector Problems
Amazon.com
5K+
Free shipping
$44.95
Archoil AR9100 Oil Additive (16Oz) For All Vehicles - Powerstroke Cold Starts, Eliminates Injector Problems
Amazon.com
5K+
$34.99
Lucas Oil 10002 Heavy Duty Oil Stabilizer - 1 Gallon
Amazon.com
7K+
$34.99
Lucas Oil 10002 Heavy Duty Oil Stabilizer - 1 Gallon
Amazon.com
7K+
$22.99
Slick 50 High Mileage Engine Treatment (15 Oz.), 750002
Advance Auto Parts
1K+
$22.99
Slick 50 High Mileage Engine Treatment (15 Oz.), 750002
Advance Auto Parts
1K+
$28.21
Marvel Mystery Oil 53436 Original Motor Treatment, Add To Fuel & Oil For Superior Cleaning, Removes And Prevents Sludge Build Up And Leaks, Extends
Amazon.com
55
$28.21
Marvel Mystery Oil 53436 Original Motor Treatment, Add To Fuel & Oil For Superior Cleaning, Removes And Prevents Sludge Build Up And Leaks, Extends
Amazon.com
55
$18.99
Lucas Oil Products High Mileage Oil Stabilizer, 1 Quart, 10118
Advance Auto Parts
2K+
$18.99
Lucas Oil Products High Mileage Oil Stabilizer, 1 Quart, 10118
Advance Auto Parts
2K+
$26.30
Hot Shot's Secret HSSFR332Z FR3 Friction Reducer 32 Fluid Ounce
Amazon.com
$26.30
Hot Shot's Secret HSSFR332Z FR3 Friction Reducer 32 Fluid Ounce
Amazon.com
$29.99
Motorkote Hyper Lubricant Engine Treatment, MK-HL16-06, 16-Ounce, Single
Amazon.com
3K+
$29.99
Motorkote Hyper Lubricant Engine Treatment, MK-HL16-06, 16-Ounce, Single
Amazon.com
3K+
$18.11
Lucas Oil High Mileage Oil Stabilizer 1 Quart
jBUYj.com
2K+
$18.11
Lucas Oil High Mileage Oil Stabilizer 1 Quart
jBUYj.com
2K+
$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
$59.99
Hot Shots Secret Stiction Eliminator Engine Oil Additive, 64 Oz, HOTS52387
Advance Auto Parts
3K+
$59.99
Hot Shots Secret Stiction Eliminator Engine Oil Additive, 64 Oz, HOTS52387
Advance Auto Parts
3K+
$39.99
Zmax 51-011 - Engine & Fuel Formula Kit - Easy To Use - Reduces Carbon Build-Up & Lubricates Metal Extending Life Of Car Or Truck - Runs Efficiently
Amazon.com
1K+
Free shipping
$39.99
Zmax 51-011 - Engine & Fuel Formula Kit - Easy To Use - Reduces Carbon Build-Up & Lubricates Metal Extending Life Of Car Or Truck - Runs Efficiently
Amazon.com
1K+
$22.81
Lubegard 40902 Bio/Tech Engine Oil Protectant, 32 Oz.
Amazon.com
527
$22.81
Lubegard 40902 Bio/Tech Engine Oil Protectant, 32 Oz.
Amazon.com
527
$11.99
Zddplus ENGINE OIL ADDITIVE (4 OZ.)
Volunteer Vette
$11.99
Zddplus ENGINE OIL ADDITIVE (4 OZ.)
Volunteer Vette
$30.99
Hot Shot's Secret HSSFR332Z: Hot Shot's Secret FR3 Oil Additive
Summit Racing
1
$30.99
Hot Shot's Secret HSSFR332Z: Hot Shot's Secret FR3 Oil Additive
Summit Racing
1
$5.99
STP Oil Treatment - High-Viscosity Formula Formulated For High-Mileage Engines, 66079
Advance Auto Parts
207
$5.99
STP Oil Treatment - High-Viscosity Formula Formulated For High-Mileage Engines, 66079
Advance Auto Parts
207
$16.99
Lucas Oil 10118-1: Lucas High-Mileage Oil Stabilizer
Summit Racing
2K+
$16.99
Lucas Oil 10118-1: Lucas High-Mileage Oil Stabilizer
Summit Racing
2K+
$109.49
LUCAS OIL 10002 H/D Oil Stabilizer 4 Pack /1 Gal
Amazon.com
36
Free shipping
$109.49
LUCAS OIL 10002 H/D Oil Stabilizer 4 Pack /1 Gal
Amazon.com
36
$37.99
Lucas Oil 10631 SAE 30 Racing Engine Break-In Oil - 5 Quart
Amazon.com
1K+
Free shipping
$37.99
Lucas Oil 10631 SAE 30 Racing Engine Break-In Oil - 5 Quart
Amazon.com
1K+
$11.80
Rislone 4405 Hy-Per Lube Zinc ZDDP Supplement, 11 Oz. | Real ZDDP Zinc Additive
Amazon.com
1K+
$11.80
Rislone 4405 Hy-Per Lube Zinc ZDDP Supplement, 11 Oz. | Real ZDDP Zinc Additive
Amazon.com
1K+
$17.99
ENGINE BREAK-IN OIL ADDITIVE - TB ZINC PLUS 10063
Northwest Team Yota
1K+
$17.99
ENGINE BREAK-IN OIL ADDITIVE - TB ZINC PLUS 10063
Northwest Team Yota
1K+
$39.93
Lucas Oil 10131 Pure Synthetic Oil Stabilizer - 1 Gallon
Amazon.com
4K+
Free shipping
$39.93
Lucas Oil 10131 Pure Synthetic Oil Stabilizer - 1 Gallon
Amazon.com
4K+
$89.99
Motorkote MK-HL01G-04 Heavy Duty Hyper Lubricant, 1-Gallon, Single
Amazon.com
3K+
Free shipping
$89.99
Motorkote MK-HL01G-04 Heavy Duty Hyper Lubricant, 1-Gallon, Single
Amazon.com
3K+
$16.99
Lucas Oil Products Heavy Duty Oil Stabilizer: Extends Engine Life, 1 Quart, 10001
Advance Auto Parts
546
$16.99
Lucas Oil Products Heavy Duty Oil Stabilizer: Extends Engine Life, 1 Quart, 10001
Advance Auto Parts
546
$108.99
Hot Shot's Secret HSSFR301G: Hot Shot's Secret FR3 Oil Additive
Summit Racing
1
$108.99
Hot Shot's Secret HSSFR301G: Hot Shot's Secret FR3 Oil Additive
Summit Racing
1
$32.99
One Gallon Lucas Heavy-Duty Oil Stabilizer - Motor Oil Additive | Lucas Oil 10002-1
Summit Racing
37
$32.99
One Gallon Lucas Heavy-Duty Oil Stabilizer - Motor Oil Additive | Lucas Oil 10002-1
Summit Racing
37
$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
$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+
$9.99
LIQUI MOLY Mos2 Anti-Friction Engine Treatment, 2009
Advance Auto Parts
5K+
$9.99
LIQUI MOLY Mos2 Anti-Friction Engine Treatment, 2009
Advance Auto Parts
5K+
$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+
$14.95
Liqui Moly Engine Oil Additive 250Ml - 20050 | Speedaddicts.Com
Speed Addicts
14
$14.95
Liqui Moly Engine Oil Additive 250Ml - 20050 | Speedaddicts.Com
Speed Addicts
14
6 Best Oil Additives For High Mileage Engines
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Boost Your Engine's Lifespan with These 5 Best Oil Additives
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Lucas High Mileage Oil Stabilizer to help lubricate your worn engine
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Best Synthetic Oils 2025 - Tough call, but there's a CLEAR Winner!
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Is “High Mileage” Motor Oil Safe? Let’s find out! Mobil 1 vs Mobil 1 H…
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Motor Oil & Fuel Additives: Just a WASTE of MONEY?
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HIGH MILEAGE Motor Oil - Is It Actually DIFFERENT?
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Shop best engine oil additive high-mileage

Sponsored
About our ads
$22.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
1K+
$22.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
1K+
$118.69
Tribotex Nano Oil Additive Car Engine Treatment: Add To Engine Lube - Makes High Mileage Cars Like New With A Synthetic Material (Treats One Regular
Amazon.com
1K+
Free shipping
$118.69
Tribotex Nano Oil Additive Car Engine Treatment: Add To Engine Lube - Makes High Mileage Cars Like New With A Synthetic Material (Treats One Regular
Amazon.com
1K+
$50.00
Liquimoly 3721 Engine Oil Additive
Amazon.com
1K+
Free shipping
$50.00
Liquimoly 3721 Engine Oil Additive
Amazon.com
1K+
$62.99
Hot Shot's Secret Friction Reducer FR3 64Oz. Synthetic Oil Additive Protects Engine & Improves Performance, Friction Modifier For Gas & Deisel
Amazon.com
1K+
Free shipping
$62.99
Hot Shot's Secret Friction Reducer FR3 64Oz. Synthetic Oil Additive Protects Engine & Improves Performance, Friction Modifier For Gas & Deisel
Amazon.com
1K+
$38.98
Motorkote MK-HL32-06 Heavy Duty Hyper Lubricant Engine Treatment, 32-Ounce, Single, Black
Amazon.com
3K+
Free shipping
$38.98
Motorkote MK-HL32-06 Heavy Duty Hyper Lubricant Engine Treatment, 32-Ounce, Single, Black
Amazon.com
3K+
$128.93
Lucas Oil Motor Additive, Pure Synthetic Oil Stabilizer, Synthetic, 1 Gal Jug, Each
Amazon.com
124
Free shipping
$128.93
Lucas Oil Motor Additive, Pure Synthetic Oil Stabilizer, Synthetic, 1 Gal Jug, Each
Amazon.com
124
$44.95
Archoil AR9100 Oil Additive (16Oz) For All Vehicles - Powerstroke Cold Starts, Eliminates Injector Problems
Amazon.com
5K+
Free shipping
$44.95
Archoil AR9100 Oil Additive (16Oz) For All Vehicles - Powerstroke Cold Starts, Eliminates Injector Problems
Amazon.com
5K+
$34.99
Lucas Oil 10002 Heavy Duty Oil Stabilizer - 1 Gallon
Amazon.com
7K+
$34.99
Lucas Oil 10002 Heavy Duty Oil Stabilizer - 1 Gallon
Amazon.com
7K+
$22.99
Slick 50 High Mileage Engine Treatment (15 Oz.), 750002
Advance Auto Parts
1K+
$22.99
Slick 50 High Mileage Engine Treatment (15 Oz.), 750002
Advance Auto Parts
1K+
$28.21
Marvel Mystery Oil 53436 Original Motor Treatment, Add To Fuel & Oil For Superior Cleaning, Removes And Prevents Sludge Build Up And Leaks, Extends
Amazon.com
55
$28.21
Marvel Mystery Oil 53436 Original Motor Treatment, Add To Fuel & Oil For Superior Cleaning, Removes And Prevents Sludge Build Up And Leaks, Extends
Amazon.com
55
$18.99
Lucas Oil Products High Mileage Oil Stabilizer, 1 Quart, 10118
Advance Auto Parts
2K+
$18.99
Lucas Oil Products High Mileage Oil Stabilizer, 1 Quart, 10118
Advance Auto Parts
2K+
$26.30
Hot Shot's Secret HSSFR332Z FR3 Friction Reducer 32 Fluid Ounce
Amazon.com
$26.30
Hot Shot's Secret HSSFR332Z FR3 Friction Reducer 32 Fluid Ounce
Amazon.com
$29.99
Motorkote Hyper Lubricant Engine Treatment, MK-HL16-06, 16-Ounce, Single
Amazon.com
3K+
$29.99
Motorkote Hyper Lubricant Engine Treatment, MK-HL16-06, 16-Ounce, Single
Amazon.com
3K+
$18.11
Lucas Oil High Mileage Oil Stabilizer 1 Quart
jBUYj.com
2K+
$18.11
Lucas Oil High Mileage Oil Stabilizer 1 Quart
jBUYj.com
2K+
$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
$59.99
Hot Shots Secret Stiction Eliminator Engine Oil Additive, 64 Oz, HOTS52387
Advance Auto Parts
3K+
$59.99
Hot Shots Secret Stiction Eliminator Engine Oil Additive, 64 Oz, HOTS52387
Advance Auto Parts
3K+
$39.99
Zmax 51-011 - Engine & Fuel Formula Kit - Easy To Use - Reduces Carbon Build-Up & Lubricates Metal Extending Life Of Car Or Truck - Runs Efficiently
Amazon.com
1K+
Free shipping
$39.99
Zmax 51-011 - Engine & Fuel Formula Kit - Easy To Use - Reduces Carbon Build-Up & Lubricates Metal Extending Life Of Car Or Truck - Runs Efficiently
Amazon.com
1K+
$22.81
Lubegard 40902 Bio/Tech Engine Oil Protectant, 32 Oz.
Amazon.com
527
$22.81
Lubegard 40902 Bio/Tech Engine Oil Protectant, 32 Oz.
Amazon.com
527