Welcome to Defender Canada! 
Chemicals
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Mercury 25W-40 4-Stroke Marine Engine Oil
$17.40 - $56.63 -
Thetford Aquamax Spring Showers Holding Tank Treatment
$17.17 - $53.83 -
Mercury High Performance Gear Lube+ - 92-858064K01
$23.00 -
Mercury 10W-30 4-Stroke Marine Engine Oil
$16.00 - $49.63 -
Mercury 2-Stroke Engine Oil for Outboard Motors - 92-858022k01
$52.43 -
Mercury Premium Plus 2-Cycle Outboard Oil - 858027K01
$56.63 -
Mercury 2-4-C Marine Lubricant with Teflon - 92-802859A1
$15.98 -
Mercury 4-Stroke Synthetic Blend Engine Oil
$18.80 - $66.40 -
Thetford Aquamax Holding Tank Treatment Toss-Ins - Spring Showers - 96631
$23.05 -
Mercury Synthetic Power Steering Fluid - 92-858077K01
$23.00 -
Thetford Aquamax Holding Tank Treatment Toss-Ins Tub - Spring Showers - 96632
$37.00 -
Seafoam Marine PRO Engine Fuel Treatment - MP20
$21.91 -
Mercury 2-Stroke Engine Oil for Outboard Motors - 1 Quart - 92-858026K01
$20.20 -
Mercury Quickleen Gasoline Engine Treatment - 12 oz - 8M0047931
$20.18 -
Thetford Tank Blaster - 96527
$17.49 -
Thetford AquaBio Toss-Ins Holding Tank Treatment - 96590
$22.30 -
Mercury Outboard Motor 80W90 Premium Gear Lube - 802844K01
$11.78 -
Mercury Quickare Gasoline Fuel Treatment - 12 oz - 8M0047930
$17.38 -
Thetford Aquamax Holding Tank Treatment Dry Packets - Spring Showers - 96633
$19.81 -
Seafoam Motor Treatment
$19.89 - $135.03 -
Mercury Inflatable Boat Repair Kit - 62-896345A01
$37.33 -
Mercury 2-Stroke Engine Oil for Outboard Motors - 1 Pint - 92-858025k01
$10.38 -
Mercury Corrosion Guard Spray - 92-802878 55
$16.68 -
Mercury Inflatable Boat Repair Kit - 896344A05
$29.98 -
Mercury Inflatable Boat PVC Repair Kit - 885161002
$29.98 -
Seafoam Complete Interior Sanitizer - X99
$13.81 -
Seafoam Deep Creep Penetrating Oil - DC14
$19.19 -
Seafoam High Mileage Motor Treatment - HM16
$23.99 -
Seafoam Fuel Injector Cleaner and Upper Cylinder Lubricant - IC5
$12.26 -
Seafoam Ultimate Oil Stabilizer - OS32
$31.31 -
Seafoam Universal Power Steering Fluid - PS12
$13.24 -
Seafoam Motor Treatment and Spray Combo - SF-SS
$42.60 -
Seafoam Engine Intake Cleaner & Lube Spray - SS14
$20.86 -
Seafoam Bugs-B-Gone Multi-Use Cleaner
$15.72 - $86.00