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Marine

Discover Base APM’s full range of premium marine parts and accessories built for reliability on the water. From high-performance boat engine components and electrical systems to marine hardware, fuel tanks, and steering parts — we supply everything you need for boating, fishing, and marine repair. Shop trusted brands and durable marine-grade gear to keep your vessel in top condition.

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303 Windshield Washer Tablets – 25 Pack Streak-Free Windshield Cleaning Solution

303 Instant Windshield Washer Tablets - 25 Pack

303 Products
$21.95 - $21.95
$21.95
$21.95 - $21.95
$21.95
In stock

303 Instant Windshield Washer Tablets (25-pack, #230371) offer high-powered windshield cleaning in a compact, eco-friendly format. Each tablet diss...

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$21.95 - $21.95
$21.95
$21.95 - $21.95
$21.95
303 Ultra Absorbent Microfiber Car Wash Mitt for Scratch-Free Vehicle Cleaning

303 Products Car Wash Mitt - Ultra Absorbent Microfiber

303 Products
$10.95 - $10.95
$10.95
$10.95 - $10.95
$10.95
In stock

The 303 Wash Mitt features tightly wound microfiber strands engineered to deliver a scratch-free, lint-free finish on any vehicle surface. Its elas...

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$10.95 - $10.95
$10.95
$10.95 - $10.95
$10.95
Save 22% Save %

Products 30819 Ceramic Soluntion Center

303 Products
$279.99
$279.99 - $279.99
$279.99
$219.30
$219.30 - $219.30
$219.30
In stock

Includes: (4) 303 Boat Wash [30586], (4) 303 Spray & Rinse Ceramic Sealant [30283}, (4) 303 Slick Shine Ceramic Detailer [30284] Two of the new...

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$279.99
$279.99 - $279.99
$279.99
$219.30
$219.30 - $219.30
$219.30
Save 22% Save %
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Marine Touchless Sealant, Gal.

303 Products
$91.35
$91.35 - $91.35
$91.35
$61.60
$61.60 - $61.60
$61.60
Low stock

This Si02 formula is a completely touchless quicker alternative to waxing your boats. Simply spray on, and rinse off, that easy. Provides superior...

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$91.35
$91.35 - $91.35
$91.35
$61.60
$61.60 - $61.60
$61.60
Save 33% Save %
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98 Marine Touchless Sealant, 32 oz.

303 Products
$26.59
$26.59 - $26.59
$26.59
$18.23
$18.23 - $18.23
$18.23
In stock

This Si02 formula is a completely touchless quicker alternative to waxing your boats. Simply spray on, and rinse off, that easy. Provides superior...

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$26.59
$26.59 - $26.59
$26.59
$18.23
$18.23 - $18.23
$18.23
Save 31% Save %
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Engineered Marine Products Pin Gear and Shaft Assembly - Marine Replacement Part

Engineered Marine Products
$1,880.93
$1,880.93 - $1,880.93
$1,880.93
$1,504.74
$1,504.74 - $1,504.74
$1,504.74

Overview: The EMP 43-82261 Pin Gear and Shaft Assembly is a quality replacement component engineered for dependable service in demanding marine env...

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$1,880.93
$1,880.93 - $1,880.93
$1,880.93
$1,504.74
$1,504.74 - $1,504.74
$1,504.74
Save 20% Save %
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Engineered Marine Products Trim System, Single Ram Power - Marine Replacement Part

Engineered Marine Products
$1,199.99
$1,199.99 - $1,199.99
$1,199.99
$959.99
$959.99 - $959.99
$959.99

Overview: The EMP 300-55079 Trim System, Single Ram Power is a quality replacement component engineered for dependable service in demanding marine ...

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$1,199.99
$1,199.99 - $1,199.99
$1,199.99
$959.99
$959.99 - $959.99
$959.99
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Engineered Marine Products Fuel Pump Assembly - Marine Replacement Part

Engineered Marine Products
$1,099.99
$1,099.99 - $1,099.99
$1,099.99
$879.99
$879.99 - $879.99
$879.99

Overview: The EMP 1399-39600 Fuel Pump Assembly is a quality replacement component engineered for dependable service in demanding marine environmen...

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$1,099.99
$1,099.99 - $1,099.99
$1,099.99
$879.99
$879.99 - $879.99
$879.99
Save 20% Save %
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Engineered Marine Products Alternator - Marine Replacement Part

Engineered Marine Products
$1,095.99
$1,095.99 - $1,095.99
$1,095.99
$876.79
$876.79 - $876.79
$876.79

Overview: The EMP 300-46941 Alternator is a quality replacement component engineered for dependable service in demanding marine environments. Why c...

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$1,095.99
$1,095.99 - $1,095.99
$1,095.99
$876.79
$876.79 - $876.79
$876.79
Save 20% Save %
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Engineered Marine Products Alternator - Marine Replacement Part

Engineered Marine Products
$1,095.00
$1,095.00 - $1,095.00
$1,095.00
$876.00
$876.00 - $876.00
$876.00

Overview: The EMP 300-27000 Alternator is a quality replacement component engineered for dependable service in demanding marine environments. Why c...

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$1,095.00
$1,095.00 - $1,095.00
$1,095.00
$876.00
$876.00 - $876.00
$876.00
Save 20% Save %
Save 20% Save %

Engineered Marine Products Complete Gear Set with Gaskets - Marine Replacement Part

Engineered Marine Products
$1,059.99
$1,059.99 - $1,059.99
$1,059.99
$848.00
$848.00 - $848.00
$848.00

Overview: The EMP 43-42620 Complete Gear Set with Gaskets is a quality replacement component engineered for dependable service in demanding marine ...

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$1,059.99
$1,059.99 - $1,059.99
$1,059.99
$848.00
$848.00 - $848.00
$848.00
Save 20% Save %
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Engineered Marine Products Upper Gear Set 21:16 Ratio - Marine Replacement Part

Engineered Marine Products
$999.99
$999.99 - $999.99
$999.99
$800.00
$800.00 - $800.00
$800.00

Overview: The EMP 43-08702 Upper Gear Set 21:16 Ratio is a quality replacement component engineered for dependable service in demanding marine envi...

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$999.99
$999.99 - $999.99
$999.99
$800.00
$800.00 - $800.00
$800.00
Save 20% Save %
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Engineered Marine Products Motor, Power Trim Pump/Res - Stainless Brkt - Marine Replacement Part

Engineered Marine Products
$999.99
$999.99 - $999.99
$999.99
$799.99
$799.99 - $799.99
$799.99

Overview: The EMP 300-55077 Motor, Power Trim Pump/Res is a quality replacement component engineered for dependable service in demanding marine env...

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$999.99
$999.99 - $999.99
$999.99
$799.99
$799.99 - $799.99
$799.99
Save 20% Save %
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Engineered Marine Products Trim System, Single Ram Power - Marine Replacement Part

Engineered Marine Products
$999.99
$999.99 - $999.99
$999.99
$799.99
$799.99 - $799.99
$799.99

Overview: The EMP 300-55078 Trim System, Single Ram Power is a quality replacement component engineered for dependable service in demanding marine ...

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$999.99
$999.99 - $999.99
$999.99
$799.99
$799.99 - $799.99
$799.99
Save 20% Save %
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Engineered Marine Products Upper Gear Set 21:19 - Marine Replacement Part

Engineered Marine Products
$910.99
$910.99 - $910.99
$910.99
$728.80
$728.80 - $728.80
$728.80

Overview: The EMP 43-08710 Upper Gear Set 21:19 is a quality replacement component engineered for dependable service in demanding marine environmen...

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$910.99
$910.99 - $910.99
$910.99
$728.80
$728.80 - $728.80
$728.80
Save 20% Save %
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Engineered Marine Products Fuel Pump Assembly - Marine Replacement Part

Engineered Marine Products
$909.99
$909.99 - $909.99
$909.99
$727.99
$727.99 - $727.99
$727.99

Overview: The EMP 1399-39601 Fuel Pump Assembly is a quality replacement component engineered for dependable service in demanding marine environmen...

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$909.99
$909.99 - $909.99
$909.99
$727.99
$727.99 - $727.99
$727.99
Save 20% Save %
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Engineered Marine Products Trim Motor - Marine Replacement Part

Engineered Marine Products
$899.99
$899.99 - $899.99
$899.99
$720.00
$720.00 - $720.00
$720.00

Overview: The EMP 300-38704 Trim Motor is a quality replacement component engineered for dependable service in demanding marine environments. Why c...

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$899.99
$899.99 - $899.99
$899.99
$720.00
$720.00 - $720.00
$720.00
Save 20% Save %
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Engineered Marine Products Powerhead Bearing Kit - Marine Replacement Kit

Engineered Marine Products
$899.99
$899.99 - $899.99
$899.99
$720.00
$720.00 - $720.00
$720.00

Overview: The EMP 31-03183 Powerhead Bearing Kit is a quality replacement component engineered for dependable service in demanding marine environme...

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$899.99
$899.99 - $899.99
$899.99
$720.00
$720.00 - $720.00
$720.00
Save 20% Save %
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Engineered Marine Products Gear Set with Bearings - Marine Replacement Part

Engineered Marine Products
$899.99
$899.99 - $899.99
$899.99
$720.00
$720.00 - $720.00
$720.00

Overview: The EMP 43-08703 Gear Set with Bearings is a quality replacement component engineered for dependable service in demanding marine environm...

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$899.99
$899.99 - $899.99
$899.99
$720.00
$720.00 - $720.00
$720.00
Save 20% Save %
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Engineered Marine Products Water Pump Assy withPulley - Marine Replacement Part

Engineered Marine Products
$899.99
$899.99 - $899.99
$899.99
$719.99
$719.99 - $719.99
$719.99

Overview: The EMP 46-46303 Water Pump Assy withPulley is a quality replacement component engineered for dependable service in demanding marine envi...

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$899.99
$899.99 - $899.99
$899.99
$719.99
$719.99 - $719.99
$719.99
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Engineered Marine Products Gear Repair Kit - Marine Replacement Kit

Engineered Marine Products
$833.31
$833.31 - $833.31
$833.31
$666.64
$666.64 - $666.64
$666.64

Overview: The EMP 43-08756 Gear Repair Kit is a quality replacement component engineered for dependable service in demanding marine environments. W...

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$833.31
$833.31 - $833.31
$833.31
$666.64
$666.64 - $666.64
$666.64
Save 20% Save %
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Engineered Marine Products Gear Set 21:21 - Marine Replacement Part

Engineered Marine Products
$809.50
$809.50 - $809.50
$809.50
$647.60
$647.60 - $647.60
$647.60

Overview: The EMP 43-08770 Gear Set 21:21 is a quality replacement component engineered for dependable service in demanding marine environments. Wh...

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$809.50
$809.50 - $809.50
$809.50
$647.60
$647.60 - $647.60
$647.60
Save 20% Save %
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Engineered Marine Products Fwd Pin Reverse withClip&Washer - Marine Replacement Part

Engineered Marine Products
$799.99
$799.99 - $799.99
$799.99
$639.99
$639.99 - $639.99
$639.99

Overview: The EMP 43-02946 Fwd Pin Reverse withClip&Washer is a quality replacement component engineered for dependable service in demanding ma...

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$799.99
$799.99 - $799.99
$799.99
$639.99
$639.99 - $639.99
$639.99
Save 20% Save %
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Engineered Marine Products Complete Gear Set - Marine Replacement Part

Engineered Marine Products
$769.99
$769.99 - $769.99
$769.99
$616.00
$616.00 - $616.00
$616.00

Overview: The EMP 43-02621 Complete Gear Set is a quality replacement component engineered for dependable service in demanding marine environments....

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$769.99
$769.99 - $769.99
$769.99
$616.00
$616.00 - $616.00
$616.00
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