“OEM 10-14 Audi A7 S7 RS7 Xenon HID Headlight Ballast Control Unit 8K0941597C” has been added to your cart. Continue shopping Remove item Thumbnail image Product Price Quantity Subtotal × OEM for 12-16 Lamborghini Aventador Xenon HID Headlight Ballast & HID D3S Bulb $57.78 Qty $57.78 × OEM 10-14 Audi A7 S7 RS7 Xenon HID Headlight Ballast Control Unit 8K0941597C $38.46 Qty $38.46 Coupon: Apply coupon Update cart Cart totals Subtotal $96.24 Shipping USPS Priority Mail (2-3 days): $8.95 USPS Express (1-2 days): $27.99 USPS First Class - Free Shipping International Delivery: $69.95 Shipping to CA. Total $105.19 Proceed to checkout