Add to Cart Garrett Garrett 781328-0002 Turbocharger *GTX* Speed Sensor Pro Kit (No Gauge) MSRP: $498.49 $401.63 You save $96.86 Garrett Turbocharger speed sensor pro kit (no gauge - P/N 781328-0002 for GTX (Not G-Series). The kit includes speed sensor, wiring harness, and installation instructions. Add to Cart Compare