Engine Sensors & Wiring Systems

Holset HE300VG Turbocharger Actuator Pigtail 2013-2022 6.7L Cummins

Don't let injector harness issue keep your 2017-2022 L5P Duramax down, repair it with Fleeece Performance's Fuel Injector Connector Pigtail.

Don't let injector harness issue keep your 2017-2022 L5P Duramax down, repair it with Fleeece Performance's Fuel Injector Connector Pigtail.

BD's replacement connector with pigtail for the fuel injectors will get your 2017-2023 6.6L Duramax back on the road quickly.

BD's replacement connector with pigtail for the fuel injectors will get your 2017-2023 6.6L Duramax back on the road quickly.

Fleece perofrmance's Internal Wire Harness Connector Seal for Allison LCT and GM 4T65-E. Fits 2001-2019 6.6L Duramax trucks.

Fleece perofrmance's Internal Wire Harness Connector Seal for Allison LCT and GM 4T65-E. Fits 2001-2019 6.6L Duramax trucks. Pack of 7.

Replacement crankshaft position sensor connector with 6" Pigtail for the 2004-2016 6.6L Duramax engines. Includes heat-sealable butt-style connectors.

Produced in-house at Fleece Performance, this replacement connector with a 6" pigtail for your Duamax includes fully automated wire cutting and terminal crimping to ensure you get the highest quality replacement parts you need.

Produced in-house at Fleece Performance, this replacement connector with a 6" pigtail for your Duamax includes fully automated wire cutting and terminal crimping to ensure you get the highest quality replacement parts you need.

OEM Motorcraft Fuel Rail Pressure Sensor for your 2017-2019 6.7L Powerstroke truck.

Replacement connectors with 6" pigtail on either end for use on the Cummins engine and other vehicle applications.

Replacement engine starter connector with 6" pigtail for use on the 2003-2018 Cummins.

Our replacement fan extension harness for the 2017-2019 L5P 6.6L Duramax allows you to repair a broken or damaged harness without needing to replace the entire fan and clutch assembly.

Our Fleece Performance adapter harness allows the 2004.5-2005 LLY Duramax to run the updated turbo vane position sensor that is used on 2006 and up Garrett turbochargers.

Our replacement fan extension harness for the 2011-2016 LML 6.6L Duramax allows you to repair a broken or damaged harness without needing to replace the entire fan and clutch assembly.

Replacement transmission input speed sensor pigtail for the Allison Transmission 1000/2000 Series on MY 2015-2019 GM trucks. Includes two heat-sealable butt-style connectors.

Our replacement GM Automatic Transmission 20-Pin pigtail features 12" leads that are labeled with the pin positions to aid in installation.

Replacement connector with 6" pigtail for use in multiple locations on MOPAR vehicles including the A/C pressure sensor and transmission pressure transducers.

Replacement connector with 6" pigtail for use in multiple locations on the Duramax and Powerstroke engines.