On 3 Performance 4L60 to 4L80E Swap Harness w/ VSS - LS1 LM7 LQ4 4.8 5.3 5.7 LR4 LS6 L59 LQ9 LM4 L33 **99-01 ONLY** Mercury-Cougar-1971 FLH620767- 07-17 GM 1500 Truck

FLH620767- 07-17 GM 1500 Truck

Torino w/ 8cyl

this is to upgrade your existing On3 Performance T4 chevy truck it

However there is a drop down listed below for the guys wanting to add it so its exactly how ours was

kit includes headers

On 3 Performance 4L60 to 4L80E Swap Harness w/ VSS - LS1 LM7 LQ4 4.8 5.3 5.7 LR4 LS6 L59 LQ9 LM4 L33 **99-01 ONLY** Mercury-Cougar-1971 FLH620767- 07-17 GM 1500 Truck99 01 Only PnP swap harness for your 4l60 to 4l80e swap, don't mess with trying to cobble together wiring and re pinning. This has factory connectors so its a quick and easy job. Also comes with either style VSS harness as well. Free Shipping to all 50 USA states