Collection: Additives
Enhance your vehicle’s performance and longevity with premium additives from GearUp Supply. Our carefully selected collection of automotive oils and fluids is designed to optimize engine efficiency, reduce wear, and maintain smooth operation under all driving conditions. Whether you’re looking to boost fuel economy or protect vital components, these practical yet high-quality additives deliver reliable results, making them an essential part of any smart maintenance routine. Trust GearUp Supply for products that balance cutting-edge formulation with everyday dependability.
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Opti-Lube Winter Formula Anti-Gel Diesel Fuel Additive: Gallon (2 Gallons (Treats 1024 Gallons))
Regular price $225.84 USDRegular price $225.84 USDUnit price / perSale price -
Opti-Lube Winter Formula Anti-Gel Diesel Fuel Additive: Gallon (1 Gallon (Treats 512 Gallons))
Regular price $122.84 USDRegular price $122.84 USDUnit price / perSale price -
STAR BRITE Star Tron Fuel Tank Cleaner - Remove Sludge, Varnish & Other Deposits - Rejuvanate Old, Stale Fuel - Concentrated Formula Works In Gas Tanks & Diesel Tanks - 64 OZ (093664) , blue
Regular price $41.54 USDRegular price $41.54 USDUnit price / perSale price -
Star Tron Super Concentrated Diesel Formula - Enzyme Fuel Treatment for Enhanced Engine Performance - 1 Oz Treats 32 Gallons - Stabilize & Rejuvenate Diesel, Biodiesel & All Regular Gasoline
Regular price $32.40 USDRegular price $32.40 USDUnit price / perSale price -
Opti-Lube XPD All-Season Diesel Fuel Additive - Quarts (2 Quarts (Treats 256 Gallons))
Regular price $75.32 USDRegular price $75.32 USDUnit price / perSale price -
Star Tron Super Concentrated Diesel Formula - Stabilize & Rejuvenate Diesel, Biodiesel & All Regular Gasoline - 1 Oz Treats 32 Gallons
Regular price $56.43 USDRegular price $56.43 USDUnit price / perSale price -
STAR BRITE Star Tron Fuel Tank Cleaner - Remove Sludge, Varnish & Other Deposits - Rejuvenate Old, Stale Fuel - Concentrated Formula Works In Gas Tanks & Diesel Tanks - 1 GAL (093600)
Regular price $104.61 USDRegular price $104.61 USDUnit price / perSale price -
Microlon Cl100 High Performance Engine Treatment Kit for 4-Cylinder Engine
Regular price $209.93 USDRegular price $209.93 USDUnit price / perSale price -
Star Tron Super Concentrated Diesel Formula - Enzyme Fuel Treatment for Enhanced Engine Performance - 1 Oz Treats 32 Gallons - Stabilize & Rejuvenate Diesel, Biodiesel & All Regular Gasoline
Regular price $61.41 USDRegular price $61.41 USDUnit price / perSale price -
Star Tron Super Concentrated Diesel Formula - Stabilize & Rejuvenate Diesel, Biodiesel & All Regular Gasoline - 1 Oz Treats 32 Gallons
Regular price $27.63 USDRegular price $27.63 USDUnit price / perSale price -
Star Tron Super Concentrated Diesel Formula - Enzyme Fuel Treatment for Enhanced Engine Performance - 1 Oz Treats 32 Gallons - Stabilize & Rejuvenate Diesel, Biodiesel & All Regular Gasoline
Regular price $26.70 USDRegular price $26.70 USDUnit price / perSale price -
Star Tron Super Concentrated Diesel Formula - Enzyme Fuel Treatment for Enhanced Engine Performance - 1 Oz Treats 32 Gallons - Stabilize & Rejuvenate Diesel, Biodiesel & All Regular Gasoline
Regular price $52.80 USDRegular price $52.80 USDUnit price / perSale price -
Star Tron Super Concentrated Diesel Formula - Enzyme Fuel Treatment for Enhanced Engine Performance - 1 Oz Treats 32 Gallons - Stabilize & Rejuvenate Diesel, Biodiesel & All Regular Gasoline
Regular price $199.82 USDRegular price $199.82 USDUnit price / perSale price -
Opti-Lube XPD All-Season Diesel Fuel Additive - Quarts (12 Quarts (Treats 1536 Gallons))
Regular price $352.86 USDRegular price $352.86 USDUnit price / perSale price -
Opti-Lube XPD All-Season Diesel Fuel Additive - Quarts (1 Quart (Treats 128 Gallons))
Regular price $47.58 USDRegular price $47.58 USDUnit price / perSale price -
Opti-Lube XPD All-Season Diesel Fuel Additive - Gallon (1 Gallon (Treats 512 Gallons))
Regular price $123.56 USDRegular price $123.56 USDUnit price / perSale price