Looking for aftermarket parts to modify or upgrade your BMW 323is with radiators? At Tunersports.com we carry a huge selection of the top name brand performance radiator parts and accessories for your 323is.
Whether you have a 1998 or 1999 BMW 323is in Base trim we have you covered. We have 11 radiators available to mod your 323is. All parts have free shipping to the Continental US 48 States.
 IN STOCK 3054CSF, The Cooling Experts, have been serving the US aftermarket for almost 4 decades. With over 30 million units sold, CSF is your exclusive source for Radiators, Condensers, Intercoolers, Inverter Coolers, Racing Radiators and Pressure Caps.... CSF 93-99 BMW M3 (E36) / 92-95 BMW 320i / 92-98 BMW 323 / 92-98 BMW 325 / 94-98 BMW 328 Radiator 1998-1999 BMW 323is Base $319.00 |
 IN STOCK 7211Because the S54 requires a much more robust oil cooling system than the E36's S52 or E30's S14, CSF made special provisions to fit two different race spec oil coolers. To do this, the height of the radiator was reduced slightly so the oil coolers can fit under it in a factory style location. The rad... CSF BMW S54 Swap Into E36 / E46 Chassis High Performance Radiator 1998-1999 BMW 323is Base $499.00 |
 OUT OF STOCK HH422674Koyorad's new 48mm “HH” Series radiator core features an ultra high fin density to maximize heat transfer. Koyo designs and manufactures each radiator with precision; therefore each one is a direct-fit performance replacement for the stock OE plastic/aluminum radiator for a quick and simple ins... Koyo 88-99 BMW 3-Series inc. E36 M3 (MT / 6 Cyl. ONLY) Radiator 1998-1999 BMW 323is Base $294.49 |
 IN STOCK MMRAD-E36-92An ideal upgrade for the brittle OEM radiator, the Mishimoto E30/E36 Performance Aluminum Radiator provides your vehicle with enhanced reliability and improved cooling efficiency. BMWs are known to have frequent cooling-related failures due to the use of numerous plastic components throughout the sy... Mishimoto 92-99 BMW E36 Manual Aluminum Radiator 1998-1999 BMW 323is Base $315.95 |
 IN STOCK MMRAD-E46-323The Mishimoto Performance Aluminum Radiator for BMW E46 non-M vehicles is designed and engineered to reduce coolant temperatures by 19 F (10.5 C), and to protect your car from overheating during aggressive driving or hot lapping sessions. It is the ideal upgrade for your 3-series, and will outlast t... Mishimoto 99-06 BMW 323i/323i/328i/330i Performance Aluminum Radiator 1999-1999 BMW 323is Base $440.95 |
 IN STOCK MMRAD-E46-323AThe Mishimoto Performance Aluminum Radiator for BMW E46 non-M vehicles is designed and engineered to reduce coolant temperatures by 19 F (10.5 C), and to protect your car from overheating during aggressive driving or hot lapping sessions. It is the ideal upgrade for your 3-series, and will outlast t... Mishimoto 99-06 BMW 323i/323i/328i/330i w/ Auto Transmission Performance Aluminum Radiator 1999-1999 BMW 323is Base $471.95 |
 IN STOCK MMRAD-E36-92XAn ideal upgrade for the brittle stock radiator, the Mishimoto E30/E36 X-Line Performance Aluminum Radiator provides your vehicle with enhanced reliability and improved cooling efficiency. BMWs are known to have frequent cooling-related failures due to the use of numerous plastic components througho... Mishimoto 92-99 BMW E36 X-Line Performance Aluminum Radiator 1998-1999 BMW 323is Base $596.95 |
 OUT OF STOCK R1841-ATThis 1992-1998 BMW 3 Series radiator is a direct OEM replacement for your old stock unit. There is no need to bend, cut, or modify anything to ensure a proper fitment in your vehicle. This radiator features OEM spec plastic end tanks attached to an aluminum core for stock cooling efficiency. At some... Mishimoto BMW E36 3-Series Replacement Radiator 1992-1999 1998-1999 BMW 323is Base $149.95 |
 OUT OF STOCK R1841-MTThis 1988-1998 BMW 3 Series radiator is a direct OEM replacement for your old stock unit. There is no need to bend, cut, or modify anything to ensure a proper fitment in your vehicle. This radiator features OEM spec plastic end tanks attached to an aluminum core for stock cooling efficiency. At some... Mishimoto BMW E36 3-Series Replacement Radiator 1992-1999 1998-1999 BMW 323is Base $149.95 |
 OUT OF STOCK R2635-MTThis 1998-1999 BMW 323is 2.5L is a direct OEM replacement for your old stock unit. There is no need to bend, cut, or modify anything to ensure a proper fitment in your vehicle. This radiator features OEM spec plastic end tanks attached to an aluminum core for stock cooling efficiency. At some point ... Mishimoto 2001-2005 BMW E46 (exc. 4-Cyl) Replacement Radiator 1998-1999 BMW 323is Base $180.95 |
 OUT OF STOCK R2636-MTThis 2001-2005 BMW 320i 2.2L is a direct OEM replacement for your old stock unit. There is no need to bend, cut, or modify anything to ensure a proper fitment in your vehicle. This radiator features OEM spec plastic end tanks attached to an aluminum core for stock cooling efficiency. At some point t... Mishimoto BMW E46 3-Series Replacement Radiator 1999-2006 1999-1999 BMW 323is Base $177.95 |