【Plug & Play Adapter Harness】Designed for Delphi LQ4, LQ9, 4.8L, 5.3L, and 6.0L (truck engine) fuel injectors, these pigtails seamlessly connect to EV1-style LS1/LS6/LT1 engine harnesses—no modifications needed, true plug-and-play installation.
【Premium Quality Materials】Features tinned copper wiring for superior corrosion resistance, excellent conductivity, and easy soldering/maintenance, ensuring reliable long-term performance.
【Precise Vehicle Fitment】Compatible with 2002–2007 Chevy Silverado/Sierra, Escalade, GMC Yukon Denali, and more (see full list in description). Optimized for Vortec HO engines.
【Complete Kit & Warranty】Backed by a 12-month warranty and 24-hour customer support for hassle-free assistance.
【OEM-Replacement Quality】Made with high-strength ABS plastic for heat and wear resistance. Direct replacement for OEM part numbers (575356/1P1575/PT2135)—durable and easy to install.