Additives
Hot Shot's Secret HSSTSE32Z Transmission Stiction Eliminator - 32 fl. oz.
$35.00
View Deals
Marvel MM12R Mystery Oil - 16 oz.
$13.94
Avg. Savings $1.61
Lucas Oil 10011 Power Steering Stop Leak - 1 Quart
$19.82
View Deals
Star Tron Enzyme Fuel Treatment - Concentrated Gas Formula 8 oz - Treats 128 Gallons
$10.48
View Deals
104+ 10406-6PK Octane Boost, 16 Fl. oz. (Pack of 6)
$47.94
View Deals
K100MG 32 OZ BOTTLE
$30.59
View Deals
Lucas Oil 10441 Automatic Transmission Fluid Conditioner - 20 oz.
$14.30
View Deals
YUKON GEAR & AXLE OILADD Friction Modifier
$10.00
Avg. Savings $0.09
BG 44K Fuel System Cleaner Enhancer 11 Oz (Pack of 2)
$43.95
View Deals
BG 44K Fuel System Cleaner
$24.80
View Deals
Hot Shot's Secret HSSFR308Z Fr3 Friction Reducer, 8 fl. oz, 1 Pack
$11.05
View Deals
Star brite Star Tron Enzyme Fuel Treatment Gas Additive, 32 oz
$27.60
Avg. Savings $2.83
XADO 1 Stage Maximum atomic metal conditioner (Bottle, 225 ml)
$49.49
Avg. Savings $0.37
Genuine Mopar Fluid 4318060AC Limited Slip Additive - 4 oz. Bottle
$16.00
Avg. Savings $2.11
Howes 103060 'Diesel Treat' Diesel Conditioner and Anti-Gel - 64 oz.
$14.12
View Deals
STA-BIL 22206-12PK Fuel Stabilizer, (Pack of 12)
$39.25
View Deals
Subaru SOA635071 OEM Coolant System Conditioner
$7.98
View Deals
Hot Shot's Secret Everyday Diesel Treatment - EDT 16 oz ROUND - Treats up to 400 Gallons
$17.45
View Deals
Lucas Oil 10088 Hub Oil - 1 Quart
$11.99
View Deals
Power Service 09280-06 Clear-Diesel Fuel & Tank Cleaner - 80 oz.
$36.87
View Deals
Lucas Oil 10279 Engine Oil Stop Leak - 1 Gallon
$29.99
Avg. Savings $0.52
BG RF7 #107 Engine Oil Treatment - 11oz can
$17.45
View Deals
Food Grade Sodium Hydroxide Lye Micro Beads, 2 Lbs.
$27.97
View Deals
ACDelco 10-4023 Diesel Exhaust Emissions Reduction (DEF) Fluid - 2.5 gal
$0.05
View Deals
12 oz. STP Gas Treatment
$7.99
View Deals
PRI Fuel Stabilizer- For Gasoline 32oz
$34.99
View Deals
Mercury Marine Quickare Fuel Treatment, 12 Ounces 92-8M0047930
$18.51
Avg. Savings $1.83
Mercury Marine Quickleen Engine and Fuel System Cleaner, 12 Ounces 92-8M0047931
$18.99
View Deals
Hot Shot's Secret HSSEDT04Z Everyday Diesel Treatment, 4 fl. oz.
$11.98
View Deals
Lucas 10008 Power Steering Stop Leak 12 oz.
$12.98
View Deals
Evans Cooling Systems EC53001 High Performance Waterless Engine Coolant, 128 fl. oz.
$49.53
View Deals
Liqui Moly 20208 Pro-Line Diesel Intake System Cleaner, 0.4 l, 1 Pack
$24.00
View Deals
Slick 50 (750002) Recharged High Mileage Engine Treatment - 15 oz.
$17.97
View Deals
RACE-GAS Race Fuel Concentrate 100 to 105 Octane
$34.99
View Deals
Solder-It (CAT-1) Catalytic Converter Cleaner - 16 oz.
$16.79
View Deals
Klotz Octane Booster (Gal)
$56.66
Avg. Savings $0.62
Liqui Moly 2009 Anti-Friction Oil Treatment -pk6
$49.50
View Deals
Quicksilver Quickleen Engine and Fuel System Cleaner
$17.40
View Deals
STP 78588 Multi-Purpose Motor Treatment plus Fuel Stabilizer with Spout - 16 fl oz
$18.70
Avg. Savings $0.38
Capital One Shopping gets you better offers, automatically applies coupon codes at checkout, and lets you know when prices drop on products you've viewed and purchased.
© 2025 Capital One Shopping
