Newegg.com has the G.SKILL 8GB (2 x 4GB) 204-Pin DDR3 SO-DIMM DDR3 1333 (PC3 10666) Laptop Memory Model F3-10666CL9D-8GBSQ for a good price.

Item has a rating of 5/5 from 199 reviews

1. Newegg Price : $69.99 Shipped
2. Use coupon code EMCKDHB24 to get $20 off
Final Price : $49.99 Shipped