Fuel

9% off MSRPMSRP (Manufacturer's Suggested Retail Price)
Set by the manufacturer and displayed for comparison purposes only.

Seafoam Marine PRO Engine Fuel Treatment - MP20

MSRP: $21.71
$19.59
11% off MSRPMSRP (Manufacturer's Suggested Retail Price)
Set by the manufacturer and displayed for comparison purposes only.

Seafoam Motor Treatment

MSRP: $17.10 - $114.84
$15.45 - $103.42
Seafoam Motor Treatment and Spray Combo - SF-SS

$41.49
9% off MSRPMSRP (Manufacturer's Suggested Retail Price)
Set by the manufacturer and displayed for comparison purposes only.

Seafoam High Mileage Motor Treatment - HM16

MSRP: $23.30
$21.03
9% off MSRPMSRP (Manufacturer's Suggested Retail Price)
Set by the manufacturer and displayed for comparison purposes only.

Seafoam Fuel Injector Cleaner and Upper Cylinder Lubricant - IC5

MSRP: $12.13
$10.98

About Fuel

Boat Fuel Tanks and Fuel System Products

Fuel is the lifeblood of your boat and Defender offers a full line of parts associated with fueling your engine. Hose, fuel lines, filters, and separators as well as fittings and primer bulbs are all available at Defender. Boat fuel tanks for above and below decks include flexible tanks, portable tanks, and heavy-duty polyethylene which can rival aluminum tanks in some applications.

Fuel

Seafoam Marine PRO Engine Fuel Treatment - MP20

Seafoam Motor Treatment

Seafoam Motor Treatment and Spray Combo - SF-SS

Seafoam High Mileage Motor Treatment - HM16

Seafoam Fuel Injector Cleaner and Upper Cylinder Lubricant - IC5

About Fuel

Boat Fuel Tanks and Fuel System Products

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