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⭐ HAPPY HOLIDAYS! ⭐

Great Plains Industries U.S.A. will be closed Wednesday, December 24th, Thursday, December 25th, Friday, December 26th, and Thursday, January 1st, 2026 to enjoy the holiday season.

⭐ HAPPY HOLIDAYS! ⭐

Great Plains Industries U.S.A. will be closed Wednesday, December 24th, Thursday, December 25th, Friday, December 26th, and Thursday, January 1st, 2026 to enjoy the holiday season.

Heavy Duty Oil Transfer Pump

GPI ® Heavy Duty Oil Pump Series

Heavy Duty Oil Transfer Pump

SKU 142100-04 | MODEL L5020
$868.99 - $1,044.99
$1,044.99
$868.99 - $1,044.99
$1,044.99
Product Model Options: 20 QPM/5 GPM, 12V

FEATURES & BENEFITS

SPECIFICATIONS

MANUALS & DOWNLOADS

See It In 3D

FAQs

L-SERIES Parts & Accessories

$52.99 - $52.99
$52.99
$52.99 - $52.99
$52.99

L-Series Housing Kit

2+ in stock

$52.99 - $52.99
$52.99
$52.99 - $52.99
$52.99
$79.99 - $79.99
$79.99
$79.99 - $79.99
$79.99

L-Series Base Assembly Kit

2+ in stock

$79.99 - $79.99
$79.99
$79.99 - $79.99
$79.99
$59.99 - $59.99
$59.99
$59.99 - $59.99
$59.99

L-Series Pump Body Assembly Kit

2+ in stock

$59.99 - $59.99
$59.99
$59.99 - $59.99
$59.99
$12.99 - $12.99
$12.99
$12.99 - $12.99
$12.99

L-Series Wet Seal Kit

2+ in stock

$12.99 - $12.99
$12.99
$12.99 - $12.99
$12.99
$17.99 - $17.99
$17.99
$17.99 - $17.99
$17.99

40 AMP Inline Blade Fuse Assembly

2+ in stock

GPI Inline Blade Fuse Assembly with 40A fuse provides overcurrent protection for your G20, V25, or L5020 fuel/oil transfer pump.

$17.99 - $17.99
$17.99
$17.99 - $17.99
$17.99
Sold out
$55.99 - $55.99
$55.99
$55.99 - $55.99
$55.99

L-Series Rebuild Kit

Out of stock

GPI Rebuild kit for use with L-Series Oil Transfer Pumps.

$55.99 - $55.99
$55.99
$55.99 - $55.99
$55.99
Sold out
$59.99 - $59.99
$59.99
$59.99 - $59.99
$59.99

L-Series Assembly Kit

Only 2 left!

Restore your GPI L-Series oil pump to a "good-as-new" condition with this gerotor gear assembly kit. GPI Genuine Parts & Accessories are tested...

View full details
$59.99 - $59.99
$59.99
$59.99 - $59.99
$59.99
$46.99 - $46.99
$46.99
$46.99 - $46.99
$46.99

3/4-inch x 8-ft Fuel Hose with Static Wire

Only 1 left!

GPI's 3/4 in. NPT x 3/4-inch x 8 ft. (2.4 m) fuel hose assembly with static wire for use with AC or DC electric pumps.

$46.99 - $46.99
$46.99
$46.99 - $46.99
$46.99
Sold out
$30.99 - $30.99
$30.99
$30.99 - $30.99
$30.99

L-Series Ball Valve Nozzle

Out of stock

¾-inch NPT Ball Valve Nozzle with 45 degree, 1-inch spout for use with L-Series Heavy Duty Oil Transfer Pumps

$30.99 - $30.99
$30.99
$30.99 - $30.99
$30.99
Sold out
Sold out
$11.99 - $11.99
$11.99
$11.99 - $11.99
$11.99

L-Series Inlet Screen

Out of stock

Protect your GPI L-Series Oil Pump from dirt and debris with our GPI Genuine Inlet Screen.

$11.99 - $11.99
$11.99
$11.99 - $11.99
$11.99
Sold out
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