How to Install CDC Sequential Taillights (The product and installation applies to any 2005+ Mustang. Its easy, requires minimal time, tools, and money for parts. You can purchase the sequential taillights from www.classicdesignconcepts.com for $150. They are my favorite minor exterior modification for the new mustangs.
1. 11mm wrench OR 1/4" drive 11mm deep well socket and ratchet
2. T-30 Torx Bit with Driver
TIME REQUIRED: 40-60mins)
Remove the two Torx Head Plastic Screws from the upper Area of trim panel, one per side, directly behind each taillight in trunk. Remove trim panel, (its not necessary to move the shaker 1000 stereo subwoofers if you have them).