21204AB230 Subaru HOSE ASSY-PRE HTR, Price: 11.33$, Weight: 0.045kg


Make Number Name Availability Weight, kg Ship in, Days Price

Subaru

21204AB230

HOSE ASSY-PRE HTR

0

0.045

 Dispatch 24h

11.33$

Not Available

Originals

Make Number Name Availability Weight, kg Processing, days Price  
Subaru
21204AB230 
HOSE ASSY-PRE HTR
0
0.052
-
10.22$
Not Available

Compatibility

BodyEngineVehicle GradeMarketModel Year FromTrainGearboxDiagram
XUV(CROSSOVER 7)2.5L EMPI DOHC NAX-BREAKJapan02.2017フルタイム4リンクドウトルクコンバータシキジドウムダンヘンソクキ View
BodyEngineVehicle GradeMarketModel Year FromModel Year ToTrainDiagram
WAGON2500CC EMPI DOHC NAX LTD PLUSUSA05.201111.2012FULLTIME 4WD View
BodyEngineVehicle GradeMarketModel Year FromModel Year ToTrainDiagram
WAGON2000CC DOHC NA20 SPORT LIMITED EYESIGHTUSA08.201410.2016FULLTIME 4WD View
BodyEngineVehicle GradeMarketModel Year FromModel Year ToTrainDiagram
OUTBACK2500CC EMPI DOHC NA25I-PLUSUSA03.201305.2014FULLTIME 4WD View
BodyEngineVehicle GradeMarketModel Year FromModel Year ToTrainDiagram
XUV2000CC DOHC NA20I LIMITED EYESIGHTUSA09.201406.2017FULLTIME 4WD View

Pre‑Heater Coolant Hose for Subaru Engines

Why you need this part

Cold starts are tough on the Subaru boxer. This OEM‑grade pre‑heater coolant hose feeds warm coolant to the intake pre‑heater, helping fuel atomize faster, stabilizing idle, and cutting cold‑start emissions. With a tight, leak‑free hose, you get quicker cabin heat and smoother warm‑up ♨️.

How it works

Molded from reinforced EPDM, the hose resists heat, pressure, oil mist, and glycol. Its formed bends keep routing clear of the manifold to avoid kinks. As the water pump circulates, coolant passes through the pre‑heater circuit before the thermostat opens, improving drivability and defogging. Correct inner diameter maintains flow and prevents cavitation .

If the hose is damaged

Cracks, swelling, or soft spots cause leaks, sweet coolant smell, steam, and low reservoir level. Expect slow warm‑up, rough cold idle, weak defrost, and possible overheating. Continued driving can trigger warning lights and risk head gasket stress ⚠️.

Install tips

Use quality clamps, align the molded ends, and bleed air from the cooling system. Inspect nearby tees and nipples; replace if brittle. Refill with the correct Subaru coolant mix for long life ❄️.

Compatibility

  • Impreza
  • Xv
  • Forester
  • Legacy
  • Exiga