Pontiac Firebird 5.7L 2000, Ignition Tune Up Kit by PSI®. Upon checkout, customer can choose which style oxygen sensor is required (4 wire flat black, 4 wire square black, 4 wire square gray). All PSI Drive By Cable harnesses come with 4 wire square black connectors. All PSI Drive By Wire Gen III harnesses come with 4 wire square gray connectors. This kit is complete and will work with any LS1 Engine or truck engine (with LS1/LS6 intake manifold) and is a great upgrade on any conversion engine.
- Designed for ultra high efficiency
- Easy out-of-the-car access for an ancillary wiring
- Troubleshooting can be done outside of the vehicle
- Easy removal of any device that is no longer desired
- Constructed with original and harness connectors for exact fitment
- MSD 8.5 mm Ignition Wires
PSI® specializes in the design and manufacture of Standalone Wiring Harnesses for GM Gen II, III, and IV LS based engines and transmissions. These harnesses include the Gen II LT1/LT4, Gen III (24x) LS1/LS6 and Vortec Truck Engines as well as Gen IV (58x) LS2, LS3 and LS7 Engines. In addition to wiring harnesses, you will find other components and kits for retrofitting older vehicles with these powertrains including PCM programming, Fuel Pump Kits, Engine Sensors, Extension Harnesses, Replacement GM connector pigtails and a complete line of hardware to complete your conversion needs!