Single Category 
Memory Modules Coupons and Deals
Today only. Newegg has the G.SKILL Ripjaws Series 8GB (2 x 4GB) 240-Pin DDR3 SDRAM DDR3 1600 (PC3 12800) Desktop Memory (F3-12800CL9D-8GBRL) for $49 with free shipping. Features timings of 9-9-9-24-2N. Typically over $60 these days.
Newegg has the ADATA XPG Gaming Series 8GB (2 x 4GB) 240-Pin DDR3 SDRAM DDR3 1600 (PC3 12800) Desktop Memory (AX3U1600GC4G9-2G) for $53 - 10% off with coupon code EMCXRXL22 [Exp 5/11] = $48 with free shipping. Features timings of 9-9-9-24. Typically over $60 these days as prices have gone way up this year.
Ends 5/16 at 9PM PT. Tiger Direct has the Crucial BLS4G3D1609DS1S00 Ballistix Sport 4GB DDR3 1600MHz PC3-12800, 240-pin DIMM, 1.5V, CL9, Non-ECC, Unbuffered Desktop RAM for $20 with free shipping. Sells for $34 and up elsewhere. Has 9-9-9-24 timings.
Tiger Direct has the Crucial BL25664BA160A Ballistix Sport 2GB DDR3 1600MHz PC3-12800, 240-pin, Non-ECC, Unbuffered Desktop RAM for $10 with free shipping. Sells for $18 and up elsewhere. Has 10-10-10-28 timings.