Koyo Radiator | 1988-1999 BMW 3-Series/M3 (HH422674) Transmission and Differential Bushings adding a layer of excitement

adding a layer of excitement to every drive

Improved ride comfort without sacrificing control

making it stand out from the crowd

they help optimize vehicle stability and cornering performance when paired with aftermarket lowering springs

the B4 OE Replacement Struts deliver reliable performance that meets or exceeds OE standards

Koyo Radiator | 1988-1999 BMW 3-Series/M3 (HH422674) Transmission and Differential Bushings adding a layer of excitementKoyo Radiator Part #: HH422674 Overview The Koyo Radiator for the 1988 1999 BMW 3 Series and M3 is a high performance cooling solution designed to enhance your vehicles thermal management. Crafted with precision, this radiator features a 48mm HH Series core with an ultra high fin density, maximizing heat transfer efficiency. It is an ideal upgrade for enthusiasts seeking improved cooling capacity, durability, and reliable performance under demanding