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.
BQ Tuning by Wedgeperformance - ATR Advanced Tuning
COBB ATR SelfTuned: 12.1 ET @ 120.61 mph in 1/4 mile
400+ launches, 3 Driveshafts, No DCT Slippage, Flash Only
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