We specialize in making Plug and Play engine management system harnesses and patch harnesses for various Nissans.

Customer Loyalty sale on Big Bore Throttle Body Harnesses!!!


VoltageDrop.net Is a proud sponsor of the annual EAST COAST MAXIMA meet in Yorktown Heights NY. For more detials on the event visit www.eastcoastmaxima.com


 February Special offer! FREE MAP sensor with every PNP Haltech purchase!

 Plug and play Throttle Body Harness!


5.7 Gen Swap Parts now available!

5.7 Gen Cam Signal Inverter now available!

Click Here for more info

Introducing the Plug and Play Haltech harness system!

This is a Huge breakthrough for the early ecu VQ35 tuning community!

Click here for more info

Oil Pump comparison page added!

The 5.7 Gen Maxima puts down 293HP / 269TQ With Stock Cams, and closed cutout!

Something BIG is coming!  Thanks to everyone who has shown interest in this full pnp harness!

The 5.7 Gen Maxima get its first baseline dyno run!

Check out the Maxima.org thread

Check out this motor swap!   2009 Maxima motor going into our 2002 Maxima!

Patch Harnesses in STOCK,  VERY Limited quantity !

Order Here

Site goes LIVE!  Debuting our "5.5 gen Maxima Patch Harness"


Additional Options

2009 Maxima VQ35 Engine Swap

Our 2002 Maxima