Description
Nissan S13 SR20 (89-94) Mishimoto X-Line aluminium radiator
The Mishimoto X-Line radiator S13 is Mishimoto’s heaviest-duty aluminium radiator for the 1989-1994 Nissan S13 with the SR20 engine. Where the regular performance radiator has two rows, the X-Line uses a three-row core that is 51 mm thick, ideal for an SR20DET working hard in the drift or on track.
The tubes are 16 percent thinner than stock, creating more contact surface and better heat transfer. The higher row density, extra contact points and additional air turbulence from the three-row design combine for maximum cooling capacity. Mishimoto includes a 1.3 bar high-pressure cap and a magnetic drain plug.
Key benefits
- Direct fit for the 1989-1994 Nissan S13 with SR20
- Three rows and a 51 mm core for strength and reliability
- 16 percent thinner tubes than stock for more contact surface
- Higher row density and more contact points for extra heat transfer
- More air turbulence from the three-row design
- 1.3 bar high-pressure cap and magnetic drain plug included
- Mishimoto Lifetime Warranty
Suitable for
Nissan 240SX / 180SX / Silvia S13 with SR20
- Model years 1989 to 1994
- Engine codes SR20DE and SR20DET, including swaps
- Manual transmission only; for automatics Mishimoto recommends a separate universal transmission cooler
- For the S13 with KA24 there is a separate Mishimoto radiator
Technical specifications
- Manufacturer: Mishimoto
- Part number: MMRAD-S13-89SRX
- Material: aluminium
- Rows: 3
- Core thickness: 51 mm
- Core size: 642 x 360 mm
- Overall size: 671 x 495 x 64 mm
- Inlet and outlet: 38 mm
- Drain plug thread: M10 x 1.25
- Included: radiator, 1.3 bar radiator cap, magnetic drain plug
Installation and delivery
The X-Line radiator mounts in the original location. Mishimoto rates the installation as medium. Fill the system with fresh coolant after installation and bleed it carefully. The Mishimoto radiator installation guide is available below. Lead time: 4 to 7 days.
Three rows of aluminium for an SR20DET that spends all day sideways.
Why choose this Mishimoto X-Line radiator S13?
An S13 with an SR20DET is a drift classic, but the factory cooling was never designed for that. With three rows and thinner tubes the X-Line gets the most out of the available space, complete with cap and drain plug and the Mishimoto lifetime warranty.
Frequently asked questions
What is the difference with the regular Mishimoto radiator for the S13?
The Mishimoto X-Line radiator S13 has a three-row core instead of two, with thinner tubes and more contact points for extra cooling capacity.
Does it fit an S13 with KA24?
No, this radiator is for the S13 with SR20. Mishimoto offers a separate radiator for the KA24.
Does it work with an automatic?
No, it is intended for manual cars. For automatics Mishimoto recommends a separate transmission cooler.
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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