Underground Euros is a reseller for RENNtech so they can get the tune cheaper from what is listed, RENNtech will still be doing the flash via DME shipped from PR.
AP-V3 & Cobb Protuned by PTF: (New Times Coming Soon)
RENNtech Tuning: 11.78 ET @ 116 Mph in 1/4 mile YouTube
Dinan Stage 3: 12.5 ET (Best) 111 Mph (Best) in 1/4 mile
400+ launches, 3 Driveshafts, No DCT Slippage, Flash Only