Dinan Underdrive Crankshaft Pulley Kit - BMW M5/M6 - D560-0001 antennas 1L/V8 1996 Infiniti Q45 4

1L/V8 1996 Infiniti Q45 4

4L/V8 1989 Chevrolet V3500 7

Year Make Model Submodel Engine Size 2017 - 2018 Dodge Challenger T/A 392 392/6

7L V8 1987 - 1988 Chevrolet V10 Suburban 350/5

Moderate/Aggressive Sound Performance Tone

Dinan Underdrive Crankshaft Pulley Kit - BMW M5/M6 - D560-0001 antennas 1L/V8 1996 Infiniti Q45 4Overview: Dinan's lightweight billet aluminum crankshaft pulley underdrives each of the accessories by 13 percent, reducing parasitic drag on the engine for a 6 HP @ 8000 RPM and 4 lb ft torque @ 8000 RPM gain on a stock vehicle. The Dinan underdrive pulley retains the factory harmonic crankshaft damper, eliminating vibration that might otherwise damage the crankshaft. The kit includes all of the necessary mounting hardware, lightweight pulley, and