Additives

Categories

Price

Brands

Interdynamics 374CS Engine/Transmission Dye

$7.99

View Deals
Bar's Leaks 1040 Grey Rear Main Seal Repair Concentrate - 16.9 oz.

$10.99

View Deals
Rislone 4447 Compression Repair with Ring Seal - 16.5 oz.

$10.27

View Deals
Royal Purple 11757 Max-Boost Octane Booster and Stabilizer - 16 oz.

$11.49

View Deals
Star brite Star Tron Enzyme Fuel Treatment Gas Additive (8 oz)

$6.99

View Deals
Sea Foam SF-16-4PK Motor Treatment Multi-Use, 16 Ounce, Pack of 4, 16. Fluid_Ounces

$36.98

View Deals
Star Tron 32 oz. Enzyme Fuel Treatment - Classic Gas Formula

$15.00

View Deals
BlueDevil Head Gasket Sealer - 32 ounce(38386)

$43.40

View Deals
Lucas Oil 10576 Safeguard Ethanol Fuel Conditioner - 16 oz.

$9.97

View Deals
Sta-Bil 22254 Diesel Formula Fuel Stabilizer and Performance Improver - 32 oz.

$24.99

Avg. Savings $0.04
STA-BIL 360 22239 Marine with Vapor Technology, 8 oz.

$5.49

View Deals
Hot Shot's Secret HSSTBN32Z Tbn Booster Oil Additive, 32 fl. oz

$38.40

View Deals
Star Tron Enzyme Fuel Treatment - Concentrated Gas Formula 16 oz - Treats 256 Gallons

$18.08

View Deals
Star Tron Enzyme Fuel Treatment - Concentrated Gas Formula 8 oz - Treats 128 Gallons

$6.00

View Deals
Lucas 10002 Heavy Duty Oil Stabilizer. Gallon

$34.64

Avg. Savings $3.57
15 Stp Hi Mile Treatment

$6.74

View Deals
BG 44K Fuel System Cleaner Enhancer 11 Oz (Pack of 2)

$41.90

View Deals
AR6400-D (16 oz) - Professional Diesel Fuel System and Engine Cleaner (Treats 25 Gallons of Diesel)

$24.95

View Deals
Genuine Mopar Fluid 4318060AC Limited Slip Additive - 4 oz. Bottle

$10.97

View Deals
Lucas 10008 Power Steering Stop Leak 12 oz.

$12.98

Avg. Savings $4.04
BOOSTane Professional Quart Bottle Octane Booster

$33.99

View Deals
Rislone Gas Fuel System - 16.9 oz

$11.64

View Deals
Slick 50 (750002) Recharged High Mileage Engine Treatment - 15 oz.

$17.97

View Deals
MOBIL FLUID 424 High Performance Tractor Hydraulic Fluid - 5 Gal Pail

$0.19

View Deals
Lucas Oil 10131 Pure Synthetic Oil Stabilizer - 1 Gallon

$37.80

View Deals
104+ 10406-6PK Octane Boost, 16 Fl. oz. (Pack of 6)

$35.32

View Deals
Engine Oil Genuine Bmw Twin Power Turbo 83212365946

$14.49

View Deals
Lucas Oil 10018 Hydraulic Oil Booster with Stop Leak. Gallon

$32.99

View Deals
STA-BIL 22205-12PK Fuel Stabilizer Counter Display, (Pack of 12)

$9.99

View Deals
Gumout 800001364 Regane Complete Fuel System Cleaner, 6 oz.

$5.99

View Deals
REV-X Engine Oil Treatment Kit Two 4oz Bottles (2)

$65.95

View Deals
Lucas Oil 10019 Hydraulic Oil Booster and Stop Leak - 32 oz.

$13.39

View Deals
Food Grade Sodium Hydroxide Lye Micro Beads, 2 Lbs.

$27.97

View Deals
YUKON GEAR & AXLE OILADD Friction Modifier

$9.90

View Deals
Subaru SOA635071 OEM Coolant System Conditioner

$7.99

View Deals
Lucas Oil 10669 Deep Clean Fuel System Cleaner - 5.25 oz.

$5.45

View Deals
Bar's Leaks 1111 Head Gasket Fix - 24 oz.

$29.32

View Deals
BG 44K Fuel System Cleaner 4 Pack

$103.95

Avg. Savings $12.26
Liqui Moly 20208 Pro-Line Diesel Intake System Cleaner, 0.4 l, 1 Pack

$22.00

View Deals
STP 78574 Octane Booster - 5.25 oz.

$4.08

View Deals
XADO 1 Stage Maximum atomic metal conditioner (Bottle, 225 ml)

$50.99

Avg. Savings $1.64