Supertech Steel Retainer for BMW S54 M3 (SPR-2521 2) 6.0mm Valve Stem (Triple/Single Groove)

Special Order Item: Delivery times depend on manufacturer fulfillment and carrier performance. Expedited shipping reflects how the order is placed with the manufacturer and does not guarantee delivery dates. However, due to FI Performance’s industry relationships, we may be able to assist with expedited processing when possible. If timing is critical, please call us before ordering at (203) 644-0712.