Description
BMW Z3 (99-02) Mishimoto X-Line aluminium radiator
The Mishimoto X-Line radiator Z3 is an aluminium performance radiator for the BMW Z3 from 1999 to 2002 with a manual transmission. The core is 92 percent thicker than the factory radiator, for increased cooling capacity and efficiency.
Mishimoto makes its X-Line radiators from durable aircraft-quality aluminium. The core has two rows with a greater density and more contact points for better heat transfer. A magnetic drain plug is included. Please note: due to clearance, this radiator is not compatible with the factory fan shroud.
Key benefits
- Direct fit for the BMW Z3 (1999-2002) with a manual transmission
- 92 percent thicker core than stock for more cooling capacity
- Two-row core for improved strength and reliability
- Greater row density for higher cooling capacity
- More contact points for additional heat transfer
- Magnetic drain plug included
- Mishimoto Lifetime Warranty
Fitment
BMW Z3 with a manual transmission
- Model years 1999 to 2002
- Engine codes according to Mishimoto: M52, M52TU and S52
- Manual transmission only. Automatic cars need a separate transmission cooler
- Not compatible with the factory fan shroud
Technical specifications
- Manufacturer: Mishimoto
- Part number: MMRAD-CON-99X
- Material: aluminium
- Rows: 2
- Core thickness: 61 mm
- Core dimensions: 548 x 434 mm
- Overall dimensions: 653 x 468 x 74 mm
- Inlet and outlet: 38 mm (1.5 in)
- Drain plug thread: M12 x 1.5
- Included: radiator, magnetic drain plug
Installation and delivery
Due to clearance, this radiator is not compatible with the factory fan shroud. Mishimoto recommends the optional 12-inch electric fans (MMFAN-12) with the matching fan mounting kits (MMFAN-MOUNT). The radiator is intended for manual transmission cars. Automatic cars need a separate transmission cooler, such as the Mishimoto universal transmission cooler kit. Mishimoto rates the installation as medium. Then fill and bleed the cooling system carefully. The installation guide is available below. Lead time: 4 to 7 days.
A thicker aluminium core gives your Z3 the cooling reserve it needs on hot days and on track.
Why choose this Mishimoto X-Line radiator Z3?
Anyone driving a Z3 hard or taking it on track benefits from extra cooling capacity. The Mishimoto X-Line has a core that is 92 percent thicker than stock, is made entirely from aluminium and comes with a magnetic drain plug. Mishimoto backs it with a lifetime warranty.
Frequently asked questions
Can I keep my factory fan shroud?
No. Due to clearance, the Mishimoto X-Line radiator Z3 is not compatible with the factory fan shroud. Mishimoto recommends 12-inch electric fans (MMFAN-12) with fan mounting kits (MMFAN-MOUNT).
Does this radiator fit a Z3 with an automatic transmission?
The radiator is intended for manual transmission cars. With an automatic you need a separate transmission cooler.
Which engines does it fit?
Mishimoto lists the engine codes M52, M52TU and S52. Contact us if in doubt.
What is the lead time?
The lead time is 4 to 7 days.
Downloads and documentation
Installation guide Mishimoto radiator (PDF, English)
Delivery outside the European Union: different shipping costs may apply. Don’t worry: we will email you as soon as possible after your order and agree the shipping with you. You are not committed to anything without your consent.









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