25mm Exhaust   Hot Street  283° Intake / 274° Exhaust   11

ARP custom-designed the ARP2000 head studs specifically for the S38B38 EURO inline 6-cylinder engines

With avionics-grade hard chrome plating and a specialized hardened tip

lightweight materials

2002-2005     Z4     2

SP Connecting Rod Set, BMW B46 / B48 11241267147 25mm Exhaust Hot Street 283°SP Components is highly regarded for their reinforced H beam rods, which boast exceptional strength and affordability. These lightweight yet sturdy rods feature an enlarged mating surface, allowing them to withstand heavy loads with ease. They are designed to replace BMW part #11248623418, #11248623421, and #11247589671 for the BMW B46 B48 engines with a 148 mm length. In addition to their reliable construction, these rods come with balanced matching