Painless Wiring

Painless maintains strict quality requirements for all raw material suppliers to ensure the highest quality finished product. Only American venders are approved. Quality is the key ingredient in...

This harness is designed for the 1999-2006 4.8L, 5.3L, 6.0L mechanical throttle body engines using an LS1 / LS6 PCM with a 4L60E, 4L65E, 4L70E, 4L80E, 4L85E, or manual transmission. 2003-2006 Engines...

This harness is designed for use on the 1999-2006 4.8L, 5.3L, 6.0L throttle by wire engines with a 4L60E-4L85E, or manual transmission. 1999-2002 engines will require installing a 2003-2006 TBW...

Painless maintains strict quality requirements for all raw material suppliers to ensure the highest quality finished product. Only American venders are approved. Quality is the key ingredient in...

Painless maintains strict quality requirements for all raw material suppliers to ensure the highest quality finished product. Only American venders are approved. Quality is the key ingredient in...

This harness is designed for the 1998-2002 LS1 mechanical throttle body engines using a 1999+ LS1 / LS6 ECM with a 4L60E/4L65E automatic or T56 manual transmission. This harness will also work on...

For maximum power with exceptional drivability, transplant the power of fuel injection into your vehicle with Painless Performance fuel injection harnesses. All kits include straightforward...

For maximum power with exceptional drivability, transplant the power of fuel injection into your vehicle with Painless Performance fuel injection harnesses. All kits include straightforward...

Fuel Injection Wiring Harness; Throttle By Wire; Extra Length Harness;FEATURES:Includes Everything You NeedFactory Style Connectors For All Required SensorsExtended Length Harness To Allow For...

This harness is designed for use on any 2007 and up LS3 with throttle by wire. It uses the factory ECM & TCM and will operate engines with or without variable valve timing (VVT) and active fuel...

Painless Pigtail Connectors are direct factory replacements that have been tested for trouble-free operation. These pigtails are made from premium materials and make replacing damaged or worn factory...

12200411 ECMwith 2002 LS1 Camaro Tune &VATS Removed. This ECM has the Vehicle Anti-Theft System removed and is calibrated for the following specs: 5.7L/4L60e/3.42 Gear Ratio/26.50" Rear Tire...

12200411 ECM with 2002 LS1 Camaro Tune & VATS Removed. This ECM has the Vehicle Anti-Theft System removed and is calibrated for the following specs: 5.7L / Manual Trans / 3.42 Gear Ratio / 26.50"...

12200411 ECM with 2002 Gen 3 GM Truck Tune & VATS Removed. This ECM has the Vehicle Anti-Theft System removed and is calibrated for the following specs: 6.0L / 4L80e / 4.10 Gear Ratio / 29.62"...

Painless maintains strict quality requirements for all raw material suppliers to ensure the highest quality finished product. Only American venders are approved. Quality is the key ingredient in...