Brian Crower Connecting Rods for BMW B58B30B 5.830in ProH625K HD w/ ARP625+

Brian Crower Connecting Rods for BMW B58B30B — ProH625K HD 5.830in w/ ARP625+ Upgrade your BMW B58B30B with Brian Crower ProH625K HD connecting rods — engineered for strength, precision, and sustained high-performance. At 5.830 inches length and fitted with premium ARP625+ fasteners, these rods are built to handle increased boost, higher RPMs, and demanding motorsport conditions. Key Features Material: 4340 chromoly, shot-peened and stress-relieved for fatigue resistance Design: ProH625K HD profile optimized for balance between strength and weight Length: 5.830 inches — precision-machined for proper stroke and geometry Fasteners: Includes ARP625+ bolts for superior clamping and durability Finish: Black oxide / protective coating to resist corrosion and wear Benefits Increased bottom-end strength for high-boost and high-RPM builds Improved reliability under race and track conditions Direct fit for BMW B58B30B engines — straightforward installation Engineered for consistent bearing clearances and long-term service life Ideal for tuners and racers seeking a durable, OEM-compatible connecting rod upgrade that doesn't compromise on performance. Brian Crower craftsmanship gives you the confidence to push your B58 platform further.