When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Had the G35 tuned (finally) last night. All runs done in 5th gear. 1st run (using vortech supplied R4 program) yielded 313 HP. Here are the results after about 12 runs of adjusting using R4 software. I am happy with it (for now) and power band is definitely is a lot smoother after tuning. Here you go...