The GTO Zone here you will find all the hardcore driveline accesories for your 04 GTO

Other Related components
Harrop engineering sports rear cover/mount.
Diff technics has the Harrop Sports rear covers readily available they help to eliminate axle tramp and hold more fluid.

  • Designed to suit IRS GTO vehicles.
  • Direct bolt-on upgrade for the standard diff cover and sub-frame rear mount.
  • Significantly reduces axle tramp.
  • Substantially increases oil capacity, resulting in improved cooling and durability.
  • Utilises standard wheel speed/ABS sensors.


    • Part description 
    Price in AUD
    Harrop sports rear cover / mount 
         		 
    $ 453.00
    Shipping Info:
  • Contains "ONE" Harrop Sports differential rear cover kit.
  • Weight = 6kg
  • Will fit in Fed-Ex 10kg Box with ring & pinion at additional cost.
    • 04+ GTO HarropRear Crossmember Poly Bushes
    Diff Technics offers these solid urathane type crossmember bushes that help to eliminate wheel hop

    In the quest to eliminate wheel hop these are a great addition, The solid urathane construction helps stop rear crossmember movement under hard acceleration therefore contributing to eliminate wheel hop.


  • Straight bolt in NO Modification required.
  • Solid urathane construction.
  • Helps eliminate wheel hop.
  • Only $125 AUD


    • GMM Ripshifters



    Ripshift Australia's fastest manual shifter, available for Pontiac GTO, Billet Alloy, Positive stops to prevent synchro breakage, Deletes bridge and front pick up that fails on all other shifters, Solid mounted Biss-Alloy gear stick eliminates that mushy feeling, Unique spring action makes 2nd & 3rd shifts ultra fast, Will accept stock gear knobs, Perfect for Street, Strip and Circuit use, Available in Race or Street designs for LSX Pontiac GTO's.

  • Not simply a shorter stick.
  • No fuss install.
  • Utilizes standard gear lever for O.E.M. appearance.
  • Never miss 3rd again!







    • Other required/Related items:
  • Freight
  • Ratios
    • Diff Technics accepts paypal