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Thermostat for Lexus IS E1 1999–2005

23 parts

Fitment is estimated from vehicle generation data, not a VIN check. Always confirm compatibility with the seller before ordering.

How we know these parts fit

Verified fitThe part manufacturer lists this vehicle directly.
Confirmed by catalog dataThis part is a confirmed cross-reference of a part listed for this vehicle.
Likely fit — via analogsLinked through an unconfirmed analog — check with the seller before ordering.

Fitment is estimated from vehicle generation data, not a VIN check. Always confirm compatibility with the seller before ordering.

Body type

Engine

2.0 Petrol

3.0 Petrol

Available now1

STELLOX2340010SXIn stock · 1 sellerVerified fit20 analogue(s) in the listThermostat≈ 80–130 NOKestimate from 25 sources · 08/16/2026

Frequently chosen4

MitsubishiMN187250Verified fit20 analogue(s) in the listThermostat≈ 98–163 NOKestimate from 25 sources · 08/16/2026

PEUGEOT00001338G3Verified fit20 analogue(s) in the listThermostat≈ 93–139 NOKestimate from 25 sources · 08/16/2026

PEUGEOT1338G3Verified fit20 analogue(s) in the listThermostat≈ 93–139 NOKestimate from 25 sources · 08/16/2026

Mitsubishi1305A048Verified fit20 analogue(s) in the listThermostat≈ 93–139 NOKestimate from 25 sources · 08/16/2026

Original and OE quality8

Continental28020040452Verified fit20 analogue(s) in the listThermostat≈ 96–179 NOKestimate from 25 sources · 08/16/2026

ChryslerMN187250Verified fit20 analogue(s) in the listThermostat≈ 94–141 NOKestimate from 25 sources · 08/16/2026

FACET78222SVerified fit20 analogue(s) in the listThermostat≈ 94–153 NOKestimate from 25 sources · 08/16/2026

CALORSTAT by VernetTH659382Verified fit20 analogue(s) in the listThermostat≈ 82–128 NOKestimate from 25 sources · 08/16/2026

Magneti Marelli352317101230Verified fit20 analogue(s) in the listThermostat≈ 72–130 NOKestimate from 24 sources · 08/16/2026

MATOMIMN187250Verified fit20 analogue(s) in the listThermostat≈ 94–141 NOKestimate from 25 sources · 08/16/2026

FSO17102Verified fitThermostat≈ 82–137 NOKestimate from 24 sources · 08/20/2026

Japko2251Verified fitThermostat≈ 85–336 NOKestimate from 9 sources · 08/15/2026

Likely fits (via analogs) · 10

MasumaWV56MI82In stock · 1 sellerLikely fit — via analogs20 analogue(s) in the listThermostat≈ 93–143 NOKestimate from 25 sources · 08/12/2026

TamaWV56MI82In stock · 2 sellersLikely fit — via analogs20 analogue(s) in the listThermostat≈ 87–117 NOKestimate from 25 sources · 08/12/2026

Mitsubishi1305A802In stock · 2 sellersLikely fit — via analogs20 analogue(s) in the listThermostatno price data yet

Q-FixQ1800140In stock · 2 sellersLikely fit — via analogs20 analogue(s) in the listThermostatno price data yet

Motorad29882KLikely fit — via analogs20 analogue(s) in the listThermostat≈ 90–119 NOKestimate from 25 sources · 08/12/2026

Ashika22084Likely fit — via analogs20 analogue(s) in the listThermostat≈ 94–141 NOKestimate from 25 sources · 08/15/2026

Ashika22083Likely fit — via analogs20 analogue(s) in the listThermostat≈ 82–127 NOKestimate from 25 sources · 08/12/2026

Japko2284Likely fit — via analogs20 analogue(s) in the listThermostat≈ 95–172 NOKestimate from 25 sources · 08/12/2026

EFI161004Likely fit — via analogs20 analogue(s) in the listThermostat≈ 95–137 NOKestimate from 25 sources · 08/12/2026

Motorad29682Likely fit — via analogs20 analogue(s) in the listThermostat≈ 105–140 NOKestimate from 24 sources · 08/12/2026

Which engine — which part numbers

2JZGE · 300 · 157 kW · Petrol	12 parts	STELLOX 2340010SX Continental 28020040452 Mitsubishi MN187250
1GFE · 200 · 114 kW · Petrol	1 part	Japko 2251

Also fits

Thermostat for Lexus IS E1 1999–2005 · WAW365