Huge and powerful triceps

DIP-CENTRIC ROUTINE

Day 1
Exercise                                           Sets     Reps    Rest
Weighted Dip                                      4           6*       2 min.
Weighted Bench Dip                           4           8*       2 min.
Decline Dumbbell Bench Press            4           6        2 min.
(palms facing in)
Diamond Push-Up**                                   3   to failure   2 min.

Day 2
Exercise                                           Sets     Reps    Rest
Speed Dip†                                       4           8        90 sec.
Dumbbell Bench Press†                     4           8        90 sec.
(palms facing in)
Rope Pushdown                                 4          8        90 sec.
Push-Up †§                                        3   to failure  2 min.
(elbows pointed backward)

* After the sixth rep of your last two sets, drop the additional weight and rep out to failure.
** hands close together, flat on the floor, with your thumbs and index fingers touching to form a diamond between your hands
† On each rep lower slowly on the eccentric, then explode up on the concentric. 
§ Can be performed gripping dumbbells on the floor, palms facing each other; with knuckles on the floor, palms in; or hands flat on the floor, fingers facing forward.