4.5 Gpm Gas Pressure Washer

17 offers, priced from $130.68 to $17,211.99: this page gathers current listings for 4.5 Gpm Gas Pressure Washer. Compare features and ratings side by side instead of combing through dozens of marketplace pages one at a time.

$194.46Median price
$130.68 – $17,211.99Price range
17Offers with price
Full price analysis →
Price trend

The median price is currently $116.21 — about 3.5% lower than 32 days ago.

Range in this period: $116.21 – $138.10 · As of September 15, 2026
Top brands:ALL-CARB (2)findmall (2)marddpair (2)
Common specs:3500 psi (9×)4.5 (9×).630 in / 16 mm (7×)
Selection criteria:Pressure (PSI)Flow Rate (GPM)ColorUnit SystemConnector Type

Best 4.5 Gpm Gas Pressure Washer 2026

Our top picks: 4.5 Gpm Gas Pressure Washer

Selected automatically from marketplace relevance and prices of 17 listed offers.

  1. Blue 4.5 HP Belt Drive 5.6 GPM Pressure Washer Pump General Right Shaft 3500 PSI
    Top matchBlue 4.5 HP Belt Drive 5.6 GPM Pressure Washer Pump General Right Shaft 3500 PSI
    4.5.945 in / 24 mm4.5/5.6 gpm

    This yibei-tech General Right Shaft Pressure Washer Pump is a blue belt-drive unit designed for hot water applications.

    $194.46Find on Amazon →See on eBay →
  2. 3500 PSI 4.5 HP Belt Drive 5.6 GPM Pressure Washer Pump General Right Shaft
    Budget pick3500 PSI 4.5 HP Belt Drive 5.6 GPM Pressure Washer Pump General Right Shaft
    3500 psi40.6 oz1/2-14 BSPP-F
    $185.34Find on Amazon →See on eBay →
  3. Mi-T-M Gh-4005-0Mdk Heavy Duty 4000 Psi 4.5 Gpm Hot Water Gas Pressure Washer
    Premium pickMi-T-M Gh-4005-0Mdk Heavy Duty 4000 Psi 4.5 Gpm Hot Water Gas Pressure Washer
    1 year59.00057.900

    The Mi-T-M GH-4005-0MDK is a heavy-duty industrial skid mount hot water gas pressure washer, offering 4000 PSI and a flow rate of 4.5 GPM.

    $17,211.99Find on Amazon →See on eBay →

Top 5: 4.5 Gpm Gas Pressure Washer compared

#ProductPriceRatingTypeFeaturesStrength
1Mi-T-M Gh-4005-0Mdk Heavy Duty 4000 Psi 4.5 Gpm Hot Water Gas Pressure WasherMi-T-M Gh-4005-0Mdk Heavy Duty 4000 Psi 4.5 Gpm Hot Water Gas Pressure Washer$17,211.99—Pressure Washers & Accessories > Pressure…Gas-Powered Pressure Washer, Industrial…4000 PSI, 4.5 GPM flow rate
24.5 HP 5.6 GPM General Right Shaft 3500 PSI Pressure Washer Pump Belt Drive4.5 HP 5.6 GPM General Right Shaft 3500 PSI Pressure Washer Pump Belt Drive$191.76—Hot Water Pressure WasherGeneral Pump—
35.6GPM Belt Drive General Right Shaft 3500 PSI Pressure Washer Pump 4.5 HP Blue5.6GPM Belt Drive General Right Shaft 3500 PSI Pressure Washer Pump 4.5 HP Blue$186.40—Hot Water Pressure WasherGeneral Pump—
4Canpump Commercial Gas Pressure Washer: 15 hp Engine, 3600 psi @ 4.5 US gpmCanpump Commercial Gas Pressure Washer: 15 hp Engine, 3600 psi @ 4.5 US gpm$1,700.00—Pressure WasherGearboxPowerful 15 HP gasoline engine
5Blue 4.5 HP Belt Drive 5.6 GPM Pressure Washer Pump General Right Shaft 3500 PSIBlue 4.5 HP Belt Drive 5.6 GPM Pressure Washer Pump General Right Shaft 3500 PSI$194.46—Hot Water Pressure WasherGeneral PumpSuitable for hot water up to 165°F
See all 4.5 GPM Gas results Search Amazon →

FAQ: 4.5 Gpm Gas Pressure Washer

What does 4.5 Gpm Gas Pressure Washer currently cost?

The 17 priced offers on this page sit between $130.68 and $17,211.99. The middle price (median) is $194.46 — as of September 2026.

Which brands are listed for 4.5 Gpm Gas Pressure Washer?

The most represented brands in this overview are ALL-CARB (2), findmall (2) and marddpair (2) (offer counts as of September 2026).

How do you narrow down the right model for 4.5 Gpm Gas Pressure Washer?

Useful comparison criteria are Pressure (PSI), Flow Rate (GPM), Color, Unit System and Connector Type; this page's filters are built around them.