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2018 Polaris RZR XP4 Turbo ECU Tuning by VR Tuned

It’s no secret vehicles which utilize turbochargers love aftermarket bolt-on parts. For UTVs such as the RZR Turbo, a simple cold air intake and exhaust massively increase flow. With more air getting to the turbocharger and less exhaust restriction, the turbocharger can make more boost and ultimately more power. Without an ECU tune, however, the […]