rom tune

PROSPEED RDX INJECTOR & ECU ROM TUNE KIT! INFORMATION: After months of testing and hours of dyno tuning we are proud to introduce one of the best bang for the buck mod for your naturally aspirated NSX. The NSX from the factory comes with 240cc injectors... quite small for the displacement of...

PROSPEED ECU ROM TUNE SERVICE! It is finally here after 10 months of development and hours and hours on the dyno we are offer dyno proven ecu upgrades for the 91 to 94 NSX. Auto and Manual. Here are the stages- stage 1 basic/filter and exhaust only 8 to 12 HP 8-15 lbs of torque stage 2...

PROSPEED Hi-Flow Catalytic Converters and ECU ROM Tune Service Group Buy! This is a: [X] Direct vendor group buy Minimum Number of Units :3 sets Maximum Number of Units :10 sets Closing Date : 30 Days from today 9/12/2011 Product Will Ship: [X] After the group buy is closed Payment...

Hi Fellow NSX Primers! I wanted to organize another Dyno Day within the next few weeks. I'm looking at Sat May 9th. I will update everyone soon with more info as it comes. Please, if you are interested add yourself to the list and what you wish to have tuned or if you wish to baseline your car...