Connecting Rod from MRX Performance, H–Beam +2mm Type 4JJ Engine for Isuzu D-Max. Specially design to increase 2mm stroke on the connecting rod but it still has the same strength and durability and increase more horse power and torque. Reduce the problem from Crook or bend that can normally happen from modified engine. Support high turbo boost up to 45-50 psi. Can be used for regular used or racing purpose. This product will include with ARP 2000 series bolts.