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Engine Additives

Sealants
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Part # LS201030
(1 review)
2 yr replacement if defective
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Cera Tec Friction Motor Oil Additive, 300 mL
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Part # 20002
(11 reviews)
30 day replacement if defective
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MoS2 Anti-Friction Engine Treatment
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Part # 2009
(35 reviews)
30 day replacement if defective
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High Mileage Oil Stabilizer, 1 Quart
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Part # 10118
(22 reviews)
30 day replacement if defective
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Hy-per Lube Zinc ZDDP Supplement, 11 oz.
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Part # 4405
(39 reviews)
30 day replacement if defective
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Oil Seal Engine Oil Burning & Leaking Repair, 16.9 oz.
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Part # OS-1
(13 reviews)
30 day replacement if defective
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Pure Synthetic Oil Stabilizer, 1 Quart
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Part # 10130
(198 reviews)
30 day replacement if defective
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50:1 Pre-Blended 2-Cycle Fuel for Outdoor Equipment (32 oz.)
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Part # 6525638
(67 reviews)
30 day replacement if defective
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Octane Booster, Three Times More Boost, 15 oz.
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Part # 10026
(73 reviews)
30 day replacement if defective
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One Seal Stop Leak, 11 oz.
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Part # 1334
(5 reviews)
30 day replacement if defective
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Rear Main Sealer - Permanent Repair, 8 ounces
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Part # 00234
(83 reviews)
30 day replacement if defective
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High Mileage Engine Treatment (15 oz.)
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Part # 750002
(34 reviews)
30 day replacement if defective
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Buying Engine Additives
Frequently Purchased Engine Additives
FAQs About Buying Engine Additives
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