Haltech iC-7 Sensor Pack for Stand-Alone Installations 81mm Lip The zero-offset butterfly valve is

The zero-offset butterfly valve is subjected to exhaust drive pressure equally on both halves of the valve

maintaining a true circular shape throughout the bend as well as uniform thickness

All materials are compatible to be used in gasoline and all alcohol blends such as E85

Simply plug the OBD-II connector into vehicle's OBD-II port

This procedure (done only to the shorter studs) more equalizes the “stretch” of both studs

Haltech iC-7 Sensor Pack for Stand-Alone Installations 81mm Lip The zero-offset butterfly valve isHaltech iC 7 Sensor Pack for Stand Alone Installations Part Number: HT 010001 Category: Gauges Weight: 2. 00 lbs Availability: Available via manufacturer contact us for lead time Genuine Haltech product. Questions? Contact UPP Turbo Under Pressure Performance.