WP8579251 Dishwasher Diffuser
WP8579251 Dishwasher Diffuser

Whirlpool Dishwasher Diffuser WP8579251, Replaces 8579251

Price
$16

Frequently Bought Together

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POOR CLEANING

Whirlpool Dishwasher Diffuser WP8579251, Replaces 8579251, Fixes Poor cleaning

Genuine Whirlpool dishwasher diffuser (disk valve diverter) that directs wash-water flow between spray arms and wash zones.

Part WP8579251Replaces 8579251Whirlpool

Genuine Whirlpool dishwasher diffuser (disk valve diverter) that directs wash-water flow between spray arms and wash zones.

Is This the Right Part?

Part NumberWP8579251
Replaces8579251
ManufacturerWhirlpool
Appliance TypeDishwasher
Part TypeDiffuser

✅ Cross Reference Information

Current Part NumberWP8579251
Replaces8579251

Common Symptoms

  • Weak or uneven spray/water distribution
  • Poor cleaning performance
  • Unusual diverter/pump noise when the diffuser drive port is worn or rounded

Check Before Replacing

  • Disconnect power, then inspect the diffuser's diverter-motor drive port for visible rounding or damage.
  • Confirm the dishwasher is experiencing uneven water routing or reduced spray performance before attributing the issue to the diffuser.

Pro Tip

Verify fit by the dishwasher's complete model number; this OEM part is discontinued/no longer available through the cited OEM-parts listings.

Part Details

Part NumberWP8579251
Part TypeDiffuser
ManufacturerWhirlpool
Appliance TypeDishwasher
Primary FunctionRoutes wash water to the appropriate spray arm or wash zone during the wash cycle.
Cross References8579251

Key Features

  • Genuine Whirlpool OEM part number WP8579251
  • Disk valve diverter / diffuser
  • Replaces older Whirlpool part number 8579251

Installation Notes

  • Disconnect electrical power and shut off the dishwasher water supply before service.
  • After service, run a short cycle and check for correct water routing and leaks.

Verified Compatible Models

465.13343600, 587.15263900, 665.13153K701, 665.13213K901, 665.13593K600, 665.13742K601, 665.13742K603, 665.13743K601, 665.13743K603, 665.13749K601, 665.15632000, 665.15955793, 665.15979992, 665.16493300, 665.17829000, 66513122K703, 66513152K701, 66513929K017, 66513943K014, 66513944K015, 66513963K017, 66513966K012, 66513973K013, 66577969K701, KUDE40FXPA1, KUDE70FVSS2, KUDE70FXSS2, 665.13183K802, 665.13206K902, 665.13923K010, 665.13943K014, 665.13973K013, KUDE20IXBL1, KUDE40FXSS4, KUDE60HXSS2

Fitment reminder: Match the complete appliance model number, including suffix or revision where applicable, before ordering.

✅Compatibility & Cross Reference

8579251

465.13343600, 587.15263900, 665.13153K701, 665.13183K802, 665.13206K902, 665.13213K901, 665.13593K600, 665.13742K601, 665.13742K603, 665.13743K601, 665.13743K603, 665.13749K601, 665.13923K010, 665.13943K014, 665.13973K013, 665.15632000, 665.15955793, 665.15979992, 665.16493300, 665.17829000, 66513122K703, 66513152K701, 66513929K017, 66513943K014, 66513944K015, 66513963K017, 66513966K012, 66513973K013, 66577969K701, KUDE20IXBL1, KUDE40FXPA1, KUDE40FXSS4, KUDE60HXSS2, KUDE70FVSS2, KUDE70FXSS2

Not sure about your model number? Call 1-877-899-7278 and we’ll help you confirm. All brand names are the property of their respective owners and are used for compatibility reference only.

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