Fitment matched to Australian-delivered models
We’re sorry — this part doesn’t fit your . Head back to the store to keep looking, update your vehicle if you’re shopping for a different car, or get in touch and we’ll help you find the right part.
Thermostat
Mahle thermostat to suit BMW E46 318i models built before September 2001. A Genuine part reboxed by Mahle — precise fit, reliable performance.
In stock at our Melbourne warehouse
Checking dispatch…
Check the fitment note above before ordering — it saves a return.
♡ Save to wishlistDescription
Restore proper temperature control to your early BMW E46 318i with this OE-quality thermostat from Mahle — the original manufacturer behind the Genuine BMW part.
This thermostat is designed specifically for E46 318i models built prior to September 2001, and helps ensure fast warm-up, stable running temperatures, and optimal engine efficiency. Manufactured to exacting OEM standards, this unit is identical to the Genuine BMW item, but comes boxed under the Mahle brand — offering excellent value without compromise.
Whether you’re chasing an intermittent coolant warning, replacing a failed unit, or simply performing preventative maintenance, this thermostat is a high-quality, direct-fit solution.
Helpful tips
Make sure you have enough coolant on hand before starting the job.
Vehicle not set
to confirm fit and see fitment details.
Confirmed fit
Fits your
Fits your
Check before ordering:
One detail to check, depending on your body type
Matched to Australian-delivered models from the factory. Aftermarket modifications and grey imports may differ.
How we work
Specifications
- Manufacturer
- MAHLE
- Made in
- Germany
Part numbers
- OEM
- 11531437085
- Alternative
- 11531436042
- Behr
- TM 15 105
- Wahler
- 411573.105D
Part numbers are provided for reference only. For correct compatibility to your vehicle, please follow our fitment advice.
Fitments
1 chassis group · 1 fitment
| Model | Body | Build | Fitment notes |
|---|---|---|---|
| BMW 3 Series E46 (1998 - 2006) 318i Sedan | Sedan | 07.98 to 08.01 | For 318i models built before 09/2001 |