This aluminum panel covers the upper "U" / header channel on our type 9, 10 and 14 radiators for a cleaner look. Install with pop rivets.

Oil Cooler Bypass: This part might just save a race or driver school weekend. If your oil cooler should be damaged or suffer a rupture, this little part can be substituted for the oil cooler and keep you in the hunt. Also, the bypass can make engine service with the oil cooler removed a lot safer and easier.

The bypass comes in two configurations. stock e36 M3 or MZ3, and with -10 AN fittings.. Please specify which is required.

We have noted more M54 engine failures due to overheating than on any of BMW's previous engines. We believe this is due to a combination of factors including the electronic thermostat and high operating temperatures. Our M54 Competition Thermostat Plate Kit is designed to return the selection of normal engine operating temperature to the owner/builder and improve engine longevity by replacing the failure prone electronically-controlled thermostat with a mechanical unit. [See Full Description Below]

This aluminum shroud kit includes an offset 14 inch fan for additional additional cooling. It can be added to our E46 M3 Aluminum Radiator Type 11 or the factory radiator.

Radiators and shroud kits are built to order. Lead-time varies.

This aluminum shroud kit includes a 16 inch fan for additional additional cooling. It can be added to our E46 M3 Aluminum Radiator Type 11 or the factory radiator.

Radiators and shroud kits are built to order. Lead-time varies.

The Zionsville Autosport high capacity engine oil cooler fits the 2001-2002 BMW Z3 S54 M Roadster or M Coupe. It will also fit European E36 M3s, vehicles retrofitted with S54 M Roadster radiators or the Zionsville Autosport type #4 radiator.

For those who want to improve an e39 or e38 cooling system without replacing the radiator...we would like to introduce our newest cooling system upgrade. This shroud and expansion tank assembly is an excellent way to improve cooling while preserving the value of your current radiator investment. The shroud is adapted to fit a Spal 16" HP fan assembly with stock mounting feet, which are available separately. [See Full Description Below]

Radiators and shroud kits are built to order. Lead-time varies.

This shroud and expansion tank assembly is an excellent way to improve cooling while preserving the value of your current radiator investment. The shroud is adapted to fit a Spal 14″ MP fan assembly with stock mounting feet, which are sold separately. Offsetting the fan allows this kit to be used with various Super Charger kits.

Radiators and shroud kits are built to order. Lead-time varies.

Now you can turn your Zionsville Autosport e36 Alloy Radiator into a Competition Kit! This upgrade requires no additional welding, so it can be installed in the field with rivits across the upper and lower core header panels. This kit can also be used on O.E. radiators or other aftermarket radiators with O.E. core dimensions. [See Full Description Below]

Radiators and shroud kits are built to order. Lead-time varies.

Our E34 aluminum radiator is a direct replacement for 1994-95 530s and 540s. It fearures all aluminum construction for better dissipation over the stock unit. And it's backed by a lifetime warranty. [See Full Description Below]

Radiators and shroud kits are built to order. Lead-time varies.

Our E32 aluminum radiator is a direct replacement for the 1993-94 740i, 1993-94 740il, all years for 840 and 850. It features all aluminum construction for better dissipation over the stock unit. And it's backed by a lifetime warranty. [See Full Description Below]

Radiators and shroud kits are built to order. Lead-time varies.

Our E31 aluminum radiator is a direct replacement for the 1994-95 850csi. It fearures all aluminum construction for better dissipation over the stock unit. And it's backed by a lifetime warranty. [See Full Description Below]

Radiators and shroud kits are built to order. Lead-time varies.

You asked for it. We made it. Zionsville Autosport is proud to offer this very special all alloy radiator for the 1995 to 1998 e38 and e39 series BMWs. [See Full Description Below]

Radiators and shroud kits are built to order. Lead-time varies.

Our E32 aluminum radiator is a direct replacement for the 1988-94 750il with integrated oil cooler. It fearures all aluminum construction for better dissipation over the stock unit. And it's backed by a lifetime warranty. [See Full Description Below]

Radiators and shroud kits are built to order. Lead-time varies.

Our E31 aluminum radiator is a direct replacement for the 1991-92 850i, 1993-94 850ci with integrated oil cooler. It fearures all aluminum construction for better dissipation over the stock unit. And it's backed by a lifetime warranty. [See Full Description Below]

Radiators and shroud kits are built to order. Lead-time varies.

Our Type 4 Radiator is a direct replacement for the e36 three series. It fearures increaded fluid capacity, better dissipating materials over stock and a lifetime warranty. This version also has two rows removed and mounting provisions to accommodate a factory oil cooler (not included). [See Full Description Below]

Radiators and shroud kits are built to order. Lead-time varies.

Our Type 3 Radiator is a direct replacement for the stock Z3 radiator. It fearures increaded fluid capacity, better dissipating materials over stock and a lifetime warranty. This version also has two rows removed and mounting provisions to accommodate a factory oil cooler (not included). [See Full Description Below]

Radiators and shroud kits are built to order. Lead-time varies.

Our Type 1 Radiator is a direct replacement for late e30s and e36 three series models. It fearures 65% increaded fluid capacity, better dissipating materials over stock and a lifetime warranty. [See Full Description Below]

Radiators and shroud kits are built to order. Lead-time varies.

Our Type 2 Radiator is a direct replacement for the stock Z3 radiator. It fearures 65% increaded fluid capacity, better dissipating materials over stock and a lifetime warranty. [See Full Description Below]

Radiators and shroud kits are built to order. Lead-time varies.

You asked for it. We made it. Zionsville Autosport is proud to offer this very special all alloy radiator for the 1999 to 2003 e38 and e39 series BMWs. [See Full Description Below]

Radiators and shroud kits are built to order. Lead-time varies.