Dinan 06-10 BMW M5 Underdrive Pulley Kit
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.
Features & Benefits
- Lightweight billet aluminum crankshaft pulley, black anodized and engraved.
- All accessories are underdriven by 13% to decrease drag on the engine.
- Includes mounting hardware and shorter belts.
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Typical order handling and processing time is 24 hours for orders placed Monday through Friday. We do our best to ship orders immediately but we reserve the right to take up to four (business) days to ship in-stock products. Business days are Monday through Friday; orders are not guaranteed to be processed on weekends. Orders placed after 3pm EST will be processed the following business day, regardless of the shipping method. Additionally, UPS/FedEx delivers ALL orders Monday thru Friday, regardless of the shipping time. If you need an order to be delivered on a Saturday (this applies to Next Day Air orders only), there is a $20 Saturday delivery fee, and this can only be arranged for by calling in and placing your order over the phone.
For out of stock items, or special ordering please give us a call at (510) 359-7232
WARNING: May contain items that are found to have compounds and/or chemicals known to the State of California to cause cancer, birth defects, and reproductive harm. For more info, please visitP65Warnings.ca.gov
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