Apr 25, 2010 #1 S shonewb New Member Joined Feb 14, 2010 Messages 10 Reaction score 0 Location tennessee I just removed the H3Z1 from my car and was wanting to know if I should upgrade to the D4U1 or would the H3Z2 be just as good?
I just removed the H3Z1 from my car and was wanting to know if I should upgrade to the D4U1 or would the H3Z2 be just as good?
Apr 25, 2010 #2 deercrusher never running! Joined Mar 1, 2009 Messages 286 Reaction score 34 Location PA d4u1 is the better option. It provides firmer shifts.
Apr 25, 2010 #3 bubba ATX Connoisseur Joined Oct 20, 2007 Messages 1,332 Reaction score 139 Location Fort Wayne, Indiana This should help you out on stuff about the D4U1! http://www.shoforum.com/showthread.php?p=1165161#post1165161
This should help you out on stuff about the D4U1! http://www.shoforum.com/showthread.php?p=1165161#post1165161
Apr 26, 2010 #4 W Wakeboy1337 GTPGTPGTPGTPGTP Joined Mar 19, 2010 Messages 195 Reaction score 38 Location Cape Cod, MA. I have been running the D4u1 in my 93 for 500 miles now. I LOVE it!