Chevrolet Silverado 2500HD Wiring Harness - Fleece Performance - Multiuse Sensor Pigtail No. 11 - 01-16. This direct-fit pigtail from Fleece Performance is designed for multiuse sensor connections on 2001–2016 GM 2500/3500 trucks and provides a straightforward replacement for worn or damaged connectors.

Built as a pre-terminated, OEM-style harness, this pigtail simplifies repairs and aftermarket sensor installs by matching factory connector geometry and pin layout. It’s intended for use with Duramax-equipped 2500/3500 models and helps reduce installation time compared with splicing or fabricating connectors. The harness is useful for enthusiasts updating wiring during performance or restoration projects and for technicians performing routine repairs.

Features

• Fleece Performance branded multiuse sensor pigtail No. 11
• Fits 2001–2016 GM 2500/3500 (Chevrolet Silverado/GMC Sierra 2500HD/3500)
• Pre-terminated, OEM-style connector for direct replacement
• Saves installation time versus cutting and splicing harnesses
• Suitable for repair, sensor swaps, and aftermarket installs

If you have questions or need help confirming fitment, call us directly — we’re happy to assist. We offer installation and customization services at our two locations in Austin, Texas and the Los Angeles, California area. Call 512-982-9393 (TX) or 562-981-6800 (CA) to schedule service or ask about compatibility. If you’re considering multiple items, contact us for possible shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov