I've heard good things about DB Performance. They've done tuning for a couple of the supercharged/turbo'd guys on here, so I would assume that they know what they're doing.
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Current Ride: 2012 Nissan 370Z NISMO #0389
Mods: Fast Intentions Resonated Test Pipes and TDX Exhaust with 18" Resonators (#1054), K&N Drop-Ins, GTR Start Button
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